9th Class Physics Chapter 4 Notes, MCQS and Short Questions Parallel forces have their lines of action parallel to each other. If the direction of parallel forces is the same, they are called like parallel forces. If two parallel forces are in opposite direction to each other, then they are called unlike parallel forces. The … Read more
9th Class Physics Chapter 3 Notes, MCQS and Short Questions A force is a push or pull. It moves or tends to move, stops or tends to stop the motion of a body. Inertia of a body is its property due to which it resists any change in its state of rest or uniform motion … Read more
9th Class Physics Chapter 2 Notes, MCQs and Short Questions A body is said to be at rest, if it does not change its position with respect to its surroundings. A body is said to be in motion, if it changes its position with respect to its surroundings. Rest and motion are always relative. There … Read more
9th Class Physics Chapter-1 Notes, MCQs and Short Questions Physics is a branch of Science that deals with matter, energy and their relationship. Some main branches of Physics are mechanics, heat, sound, light (optics), electricity and magnetism, nuclear physics and quantum physics. Physics plays an important role in our daily life. For example, electricity is … Read more
