defence exam ITBP (Telecommunication) Head Constable Mock Test 2024 Physics Laws of Motion Newton's Laws of Motion
Power required by a boy of mass 30 kg to run up a staircase of 40 steps in 10 s is (height of each step is 15 cm) (take, g = 10 m/s2)
1
1800 W
2
180 W
3
18000 W
4
18 W