HQ Technology

    Price: 37000Tk  Details :    Display Size 6.78 inches Type AMOLED Resolution FHD+ (2364 x 1080) pixels (~393 ppi density) Refresh Rate 144Hz / 120Hz / 90Hz / 60Hz Brightness 4500nits Peak; 1600nits HBM Protection Corning Gorilla Glass 7i Features 112.1 cm2 (~429 ppi density) Screen-to-body Ratio: 93.18% Color: 1.07 billion PPI: 429 Infrared Remote Control   Processor Chipset MediaTek Dimensity 7100 5G CPU Type Octa-core CPU Speed (4x2.4 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55) GPU Mali-G610 MC2 Memory RAM 8GB Internal Storage 256GB Card Slot N/A     Rear Camera Resolution 50 MP, f/1.8, (wide), PDAF 2 MP, f/2.4, (depth) Features LED flash, HDR, panorama Video Recording 4K@30fps, 1080p@30fps Front Camera Resolution 13 MP Video Recording 4K@30fps, 1080p@30fpsAudio Speaker stereo speakers Audio Features Dolby Atmos Network & Connectivity SIM Nano-SIM + Nano-SIM Network 2G, 3G, 4G, 5G Wi-Fi Wi-Fi 802.11 a/b/g/n/ac/6, dual-band Bluetooth Bluet...

      Product details of M28 TWS Wireless Gaming Earbuds: M28 TWS Wireless Gaming Earbuds M28 Bluetooth 5.1 Wireless Headphones Press Headphones Stereo Music Gaming Headsets Sports Waterproof for iPhone AndroidSpecification:Product model: M28 Bluetooth version: V5.1 Battery life: about 5 hours Standby time: about 180 hours Impedance: 320 Rated input: 5V Frequency response: 20Hz 20KHz Transmission distance: about 10 m Lighting ffect: colorful atmosphere light Control method: smart Press Noise reduction version: CVC8.0 Headset battery:50mAh Charging case battery:2000mAh Colour: black Material: ABS Size: 12 x 7.3 x 4.7CM Speaker size: 8mm In the ever-evolving world of gaming, having the right accessories can make all the difference. The M28 TWS Wireless Gaming Earbuds are designed to provide gamers with an immersive audio experience, combining cutting-edge technology with user-friendly features. Let’s dive into what makes these earbuds a must-have for any gaming enthusiast. ...

  Product details:         Screen size: 1.69 Compatible system: fully compatible Operation mode: touch + button Screen resolution: 240*240 Wristband material: silicone strap Product weight: 70 Function: video entertainment Function: Step count Function: Heart rate monitoring Function: Bluetooth call Function: smart reminder Function: remote control selfie Function: sleep monitoring Function: information push Charging method: Magnetic charging cable Waterproof grade: life waterproof Screen Type: IPS   The Y13 Smart Watch: A Blend of Style and Functionality  The Y13 Smart Watch is more than just a wrist accessory; it’s a cutting-edge wearable designed to enhance your daily health and connectivity experience. Whether you’re a fitness enthusiast, a busy professional, or someone who values both fashion and functionality, the Y13 Smart Watch has something to offer. Precise Pedometer for Active Lifestyles The Y13 Smart Watch features a highly accurate ped...

    Technology is an integral part of our lives, revolutionizing the way we live, work, and communicate. But what exactly is technology? To define technology, we must first understand its evolution and the impact it has had on modern society. It encompasses a wide range of tools, machines, techniques, and systems that improve our ability to solve problems and enhance our daily lives. The Evolving Definition of Technology The definition of technology has evolved over time, mirroring the progress of human civilization. In ancient times, technology referred to basic tools and inventions like the wheel and the plow. As societies advanced, technology became more complex, encompassing innovations like the printing press and steam engine. Today, technology is synonymous with the digital age, characterized by computers, smartphones, and the internet. The Impact of Technology on Modern Society Technology has had a profound impact on modern society, transforming nearly every aspect of...

    Impact of Health Information Technology professional Cleanliness in work environment save time Minimize misinformation and misinformation Access to healthcare Different types of health information technology Electronic medical records e-Health Telemedicine and Remote Healthcare Health app Health mobile application Big Data and Analytics Impact of Health Information Technology professional Cleanliness in work environment save time Minimize misinformation and misinformation Access to healthcare   Limitations and challenges of health information technology Data privacy Necessary training and retention of staff Proficiency in the use of technology Electronic military problems Numerical or infrastructure problems Health Information Technology Leadership Malagasy and health information technology Rural areas and health information technology Safety and security Think about the problem The military system of health technology in Malagasy The relationship between health...

    UK video game market slumps One of the sectors in the era of technological advancement is video games. Earlier it was only popular to play games for entertainment, but nowadays it is also a profession. Even in many countries around the world, video games have become a money-making medium and business. The gaming sector market has also declined due to various reasons including fear of global recession, price inflation. The value of the UK video game sector fell by 5.6% in 2022. This information has been revealed recently in a report by The Association for UK Interactive Entertainment (UKIE). According to news published in TechTimes, the sector’s market in the UK last year was 7.05 billion euros or 8 billion dollars, which is 17 percent more than the period before the Covid-19 pandemic. According to a BBC report, sales of gaming hardware, including consoles, fell 19 percent to $2.69 billion last year. On the other hand, the sales of software increased by 4.4 percent to 5.71 ...

    Non-ideal transformers refer to transformers that do not perform perfectly or have some imperfections in their operation. There are several factors that can affect the performance of transformers, such as: Core losses: These are losses that occur due to the magnetic properties of the transformer core. The core may not be perfectly magnetized, leading to power loss in the form of heat. Leakage inductance: This refers to the magnetic flux that is not coupled between the primary and secondary windings. This can lead to energy loss and reduced efficiency. Capacitance: Transformers have capacitance between their windings and between the windings and the core. This capacitance can cause losses and affect the performance of the transformer. Hysteresis: This is a phenomenon where the magnetic properties of the core cause energy to be lost due to the magnetic reversal of the core. Eddy current losses: These are losses that occur when magnetic fields in the core induce current in th...

LED (light-emitting diode) lights work by converting electrical energy into light energy through a process called electroluminescence. Inside an LED bulb, there is a semiconductor material that contains two types of doped (impurity) regions. One is an n-type region with an excess of electrons, and the other is a p-type region with a deficiency of electrons (holes). When an electrical current is applied to the LED, electrons from the n-type region and holes from the p-type region come together at the junction between the two regions. At this junction, the electrons release energy in the form of photons, creating light. The color of the light depends on the materials used to make the LED and the amount of energy released by the electrons. Unlike traditional incandescent bulbs, which produce light by heating a filament, LED lights produce very little heat and are highly efficient at converting electricity into light. LED lights are also durable and long-lasting, making them a popular choi...

The first use of new hologram technology to train doctors Holography is a technique used to create a three-dimensional image of an object or a scene by recording and reconstructing the light scattered from it. The term “hologram” typically refers to a flat, two-dimensional image that, when viewed under appropriate lighting conditions, appears to be three-dimensional. Holography was first invented in the 1940s and has been used for a variety of applications since then, including security features on credit cards and passports, as well as scientific and artistic purposes. Recent advances in technology have made it possible to create holograms that can be seen without the use of special glasses or a laser. For example, there are now holographic displays that use light-emitting diodes (LEDs) and computer algorithms to create the illusion of a 3D object floating in space. Holography is still a developing field, and there is ongoing research into how to create more sophisticated a...

What is the skin effect? Answer: Kshin effect: AC current flows through a conductor The surface for religion that does not enter inside the conductor while being Trying to flow through it is called the skin effect. What are the effects of skin effect on transmission lines? Answer: The effects of skin effect are: There is power loss in the line. The skin effect also increases as the diameter of the line increases. Skin on size of conductor in transmission line Depends on the effect. Depends on the conductor material. What is puncture voltage? Answer: The voltage at which the insulation of the insulator is completely broken It is called puncture voltage. What is flash-over voltage? Answer: If the voltage is increased, then the dielectric strength of air dissipates and causes severe electrical flashes. This voltage Flash-over voltage is called. Skin effect depends on what factors. Answer: Generally skin effect depends on On quality of Conductor material: Skin effect is more in case of...

  What is the skin effect? Answer: Kshin effect: AC current flows through a conductor The surface for religion that does not enter inside the conductor while being Trying to flow through it is called the skin effect. What are the effects of skin effect on transmission lines? Answer: The effects of skin effect are: There is power loss in the line. The skin effect also increases as the diameter of the line increases. Skin on size of conductor in transmission line Depends on the effect. Depends on the conductor material. What is puncture voltage? Answer: The voltage at which the insulation of the insulator is completely broken It is called puncture voltage. What is flash-over voltage? Answer: If the voltage is increased, then the dielectric strength of air dissipates and causes severe electrical flashes. This voltage Flash-over voltage is called. Skin effect depends on what factors. Answer: Generally skin effect depends on On quality of Conductor material: Skin effect is more in ...

What is transistor called? How many types and what are they? Answer: A block is opposite to N or P type semiconductor As a result of sandwiching between two semiconductors (ie two Ptype One of these is N-type or one of two N-types is P-type). The new device that is available is called Transistor. There are two types of transistors. Namely: (i) Bipolar junction transistor. (ii) Unipolar junction transistor. There are two types of B.J.T. Namely: a) PNP Transistor. (b) NPN Transistor. 2. Define: Emitter, Base, collector. Ans: Emitter : This part is much higher than other parts Amount doping is done. Its main function is majority Supply to charge carrier base. Base: It is located between and compared to other parts Very thin and very lightly doped. Collector: Its main function is majority charge This collector part is larger than the emitter part by passing the carrier is of size. What is Transistor Biasing? Its types? Transistor Why is Biasing done?  Answer: Transistor biasing: Trans...

  What is transistor called? How many types and what are they? Answer: A block is opposite to N or P type semiconductor As a result of sandwiching between two semiconductors (ie two Ptype One of these is N-type or one of two N-types is P-type). The new device that is available is called Transistor.  There are two types of transistors. Namely: (i) Bipolar junction transistor. (ii) Unipolar junction transistor. There are two types of B.J.T. Namely: a) PNP Transistor. (b) NPN Transistor. 2. Define: Emitter, Base, collector. Ans: Emitter : This part is much higher than other parts Amount doping is done. Its main function is majority Supply to charge carrier base. Base: It is located between and compared to other parts Very thin and very lightly doped. Collector: Its main function is majority charge This collector part is larger than the emitter part by passing the carrier is of size. What is Transistor Biasing? Its types? Transistor Why is Biasing done?  Answer: Transistor b...

    What is Rectifier? How many types and what are they? Answer: Rectifier: The device through which alternating current It is converted or changed to direct current Rectifier says. Rectifiers are generally of two types. Namely: (i) Vacuum tube rectifier (ii)   Semiconductor Rectifier. There are two types of rectifier depending on the direction of wave flow. Namely: (i) Half wave rectifier (ii) Full wave rectifier. Full wave rectifier is again of two types. Namely: Rectifier. (a) Center tapped full wave (b) Full wave bridge rectifier. RO What is half wave rectifier? Write its mechanism of action. Answer: Half wave Rectifier: AC through that rectifier The wave is converted into a unidirectional wave in half cycle called half wave called rectifier. Functions: Half wave rectifier input supply positive or Current conducts in the negative half cycle. Diode According to the connection, conduction will only occur during the half cycle Only then the voltage across the load will b...

  What is Rectifier? How many types and what are they? Answer: Rectifier: The device through which alternating current It is converted or changed to direct current Rectifier says. Rectifiers are generally of two types. Namely: (i) Vacuum tube rectifier (ii)  Semiconductor Rectifier. There are two types of rectifier depending on the direction of wave flow. Namely: (i) Half wave rectifier (ii) Full wave rectifier. Full wave rectifier is again of two types. Namely: Rectifier. (a) Center tapped full wave (b) Full wave bridge rectifier. RO What is half wave rectifier? Write its mechanism of action. Answer: Half wave Rectifier: AC through that rectifier The wave is converted into a unidirectional wave in half cycle called half wave called rectifier. Functions: Half wave rectifier input supply positive or Current conducts in the negative half cycle. Diode According to the connection, conduction will only occur during the half cycle Only then the voltage across the load will be availa...

  SP.N junction or P.N junction diode et semiconductor What is conductor diode?Answer: P.N junction: A P-type semiconductor is a Connection with N-type Semi-conductorIf done, the junction is created. It is called P.N junction.An electronic device that occurs like this is called a P.N junction diodeSemi-conductor diode is called. Junction making time is as follows Things happen or1. A thin depletion layer is formed. 2. A barrier potential is created across the junction. 3. The growth of the depletion layer depends on the junction and On Capacity. How to create potential barrier at P.N junction  Either write with diagram or describe the religion of P.N junction.  Answer: When a P-type and an N-type Semi-Conductor There, some heat is generated when connected together. As a result starts Free electrons and holes are opposite to each other is diffused to the sides. Electrons move from N-side to P-side and holes are diffused from the P-side to the N-side but when the eletron ar...

  SP.N junction or P.N junction diode et semiconductor   What is conductor diode?Answer: P.N junction: A P-type semiconductor is a Connection with N-type Semi-conductorIf done, the junction is created. It is called P.N junction.An electronic device that occurs like this is called a P.N junction diodeSemi-conductor diode is called. Junction making time is as follows Things happen or1. A thin depletion layer is formed. 2. A barrier potential is created across the junction. 3. The growth of the depletion layer depends on the junction and On Capacity. How to create potential barrier at P.N junction  Either write with diagram or describe the religion of P.N junction.  Answer: When a P-type and an N-type Semi-Conductor There, some heat is generated when connected together. As a result starts Free electrons and holes are opposite to each other is diffused to the sides. Electrons move from N-side to P-side and holes are diffused from the P-side to the N-side but when the ele...

 What is called electronics? What are the types of electronics components and what are they? What do you mean by doping? Write its requirements?   What is called electronics? What are the types of electronics components and what are they? Answer: The branch of engineering which deals with the flow of current through vacuum tubes, gas tubes, semiconductors etc. is called electronics. Semi-conductor is called? Answer : Definition of Semi-conductor : A Semiconductor is a substance which has (10+ to 0.552m) in between conductors and e.g germanium. silicon, carbon etc. That is, all materials that have four electrons in the outer most orbit are called Semi conductors.   Religion or characteristics of Semi conductor: resistivity insulators (i) Semi-conductor resistivity conductor 3 middle of Insulator. (ii) Semi-conductor negative temperature co-efficient. of resistance is there. (iii) Semiconductor with suitable material in which current flows through the missile. (iv) At 0°k ...

 What is called electronics? What are the types of electronics components and what are they? What do you mean by doping? Write its requirements? What is called electronics? What are the types of electronics components and what are they? Answer: The branch of engineering which deals with the flow of current through vacuum tubes, gas tubes, semiconductors etc. is called electronics. Semi-conductor is called? Answer : Definition of Semi-conductor : A Semiconductor is a substance which has (10+ to 0.552m) in between conductors and e.g germanium. silicon, carbon etc. That is, all materials that have four electrons in the outer most orbit are called Semi conductors.  Religion or characteristics of Semi conductor: resistivity insulators (i) Semi-conductor resistivity conductor 3 middle of Insulator. (ii) Semi-conductor negative temperature co-efficient. of resistance is there. (iii) Semiconductor with suitable material in which current flows through the missile. (iv) At 0°k it behav...