Question 4: State and explain law of conservation of linear momentum for an isolated system of bodies. Answer Conservation of momentumThe law of conservation of…
Question 3: What is linear momentum? Derive and state Newton’s second law in terms of linear momentum. Answer Linear Momentum When an object is moving…
Forces and Motion, Comprehensive Questions See here answers to the comprehensive questions on Force and Motion included in the Physics course for grade 11. S.No…
Problem 7: The catapult hurls a stone of mass 32.0 g with a velocity of 50 m/s at a 30.0° of elevation. (a) What is…
Problem 6: In a wedding a bullet is fired in air at a speed of 500 m/s making an angle 60° with horizontal from an…
Problem 5: One ball of mass 0.600 kg traveling 9.00 m/s to the right collides head on elastically with a second ball of mass 0.300…
Problem 4: A 0.4 kg ball traveling with the speed of 15 m/s strikes a rigid wall and rebounds elastically. If the ball is in…
Problem 3: A car moving at 20.0 m/s (72.0 km/h) crashes into a tree. Find the magnitude of the average force acting on a passenger…
Problem 2: A helicopter is ascending vertically at a speed of 19.6 m/s. When it is at a height of 156.8 m above the ground,…
Problem 1: An object is falling freely under the gravity. How much distance will it travel in 2nd and 3rd seconds of its journey? Explanation…