We can reduce the corona viral infections by following simple measures or steps. Clean your hands frequently with water, soap and sanitizer (alcohol-based hand rub). This action kills the microorganisms...
Many of my students make a widespread mistake of taking friction value as f= μ N. Where μ = coefficient of friction and N =Normal Reaction. So is it incorrect? The answer is not exactly. With that,...
MCQ based questions form the basis of Indian medical entrance exams. And though many among us find it absurd and not the perfect measure of a students caliber, it stands to be one of the toughest exams...
Key points: Friction does not oppose the motion, but it opposes relative movement between the contact surfaces. When there is no relative motion between the contact surfaces, then no friction force...