Teaching Bihar STET Paper 1 (माध्यमिक) Mock Test 2024 Physics Laws of Motion Newton's Laws of Motion
A food packet of mass 20 kg is dropped by the Indian army from a height of 40 m for a family trapped in a house during a flood in the area. Find the kinetic energy of the packet at the halfway (take g = 10 m/s2).
1
8 k J
2
6 k J
3
4 k J
4
2 k J