Class 12 physics chapter 5 book 📚 download Questions and answers ❓ Question: What is Newton’s First Law of Motion? Answer: Newton’s First Law of Motion states that an object will remain at rest or continue to move in a straight line at constant velocity unless acted upon by an external force. Question: How does […]
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Download books 📚 chapter 4 moving charge and magnetism Question answer answer ❓ What is the basic principle of an electric motor? Answer: An electric motor works on the principle that a current-carrying conductor placed in a magnetic field experiences a force. This force is utilized to create rotational motion. How does a charged particle […]
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Download books chapter 3 Physics NCERT Questions and answers ❓❓ What is electric current, and how is it defined? Answer: Electric current is the flow of electric charge through a conductor. It is defined as the rate of flow of charge through a cross-sectional area. Explain Ohm’s Law in terms of potential difference and current. […]
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Download books 📚 chapter 2 Question & answer 1. What is electrostatic potential? Answer: Electrostatic potential at a point is the amount of work done in bringing a unit positive charge from infinity to that point without acceleration. It is a scalar quantity and is measured in volts (V). 2. Define electrostatic potential energy. Answer: […]
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Download Chapter 1 Books 📚 Question & answer ❓ 1. What is the principle of superposition of forces? The principle of superposition states that when multiple forces act on a charge, the total force is the sum of all individual forces acting on that charge. This means each force acts independently of the others, and […]
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Short Answer Type Questions: Download Chapter 2 Books 📚 Click here The Lost Spring 🌼🌱 Why did Saheb’s family come to the city? Saheb’s family came to the city from Dhaka after their homes and fields were destroyed in storms. They migrated to the city in search of a better life, but ended up living […]
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What is Hacking? Hacking refers to the act of gaining unauthorized access to computers, networks, or systems, typically with the intention of stealing, altering, or destroying data. While hacking often carries a negative connotation due to its association with cybercrime, not all hacking is illegal. In fact, ethical hacking plays a crucial role in identifying […]
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Network Radiation Dangers Network radiation refers to the electromagnetic radiation (EMR) emitted by devices and infrastructure that enable wireless communication, such as mobile phones, Wi-Fi routers, cell towers, and other devices operating on radio frequencies (RF). With the rapid expansion of wireless technology, concerns about the potential health risks of long-term exposure to network radiation […]
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Short Questions 1. Why is Franz worried about his lesson? Franz is anxious about his lesson because he has not prepared for his French lesson and is unprepared for the day’s examination. He is aware of the importance of this lesson as it will be his last one before the Germans take over. This adds […]
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practice, using the words ‘were’, ‘is’, ‘am’, ‘are’, ‘should’, ‘could’, ‘can’, ‘make’, ‘the’, ‘so’, ‘too’, ‘to’, and more Example Sentences: She ___ (is/are) very intelligent.I ___ (am/are) going to the market. They ___ (were/was) playing football yesterday. You ___ (should/shouldn’t) speak politely. We ___ (could/can) finish the project by tomorrow. He ___ (was/is) not feeling […]