A bullet of mass 10kg velocity=100m/s strikes a mud wall and rest after penetrating through 5m . What is the force of wall ?
jojo23
Asked:
December 2022
A spacecraft of mass M moving with a velocity V in free space and explodes and breaks into two. After explostion a mass m of spacecraft is left stationary.what is the velocity of other part ?
A lift moving up of acceleration (2m/s)2 [square] . what is its weight?
jojo23
Asked:
December 2022
Two 10kg weight are attracted at the two ends of a string by a a pulley. what is the tension ?
jojo23
Asked:
December 2022
Mass of 2 bodies are in ratio 1:2. Both are initially at rest and are subjected to same force. Velocity acquired by them after covering a fixed distance ae in ratio (a) 1:1 (b) 1:2 (c) 1:root2 (d) root2:1
jojo23
Asked:
December 2022
write an article on increasing problems of waste disposal in our country