SSC EV Physics MCQ Question Ans. Statical Electricity
SSC EV Physics MCQ Question Ans. Statical Electricity. We know that every matter consists of protons and electrons. Do you know that there are more than 1028 protons and an almost equal number of electrons in your body? The basic property of these protons and electrons is the charge. The charge of the proton is considered as positive and of the electron is negative. The charged objects that apply force on each other is known as electric force. The electric force is a basic and important force of nature. In this chapter, we will see how a body is charged. We will also learn to detect the presence of charge and measure the force between them. As the discussed charges will remain static we will call the chapter Statical Electricity. Finally, we will discuss the usage of this static charge and some of its danger and the ways to remain safe from them.
SSC EV Physics MCQ Question Ans. Reflection of Light
In a winter morning, Sourov took his plastic comb to comb his hair. Before combing his hair he rubbed the comb with his woolen pullover for a while. While combing his hair he observed surprisingly that he cannot do it because all the hair was becoming straight and repels away each other. As soon as Sourov brings the comb close to the tale he observes the comb attracting some pieces of paper on the table. Some of you may have the same kind of experience like Sourov. In our daily life, we observe that many objects around us behave like the comb of Sourov.
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