Chapter 5 – NLM
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A ball of mass 3kg moving with a speed of 100 m/s, strikes a wall at an angle 60∘ (as shown in figure). The ball rebounds at the same speed and remains in contact with the wall for 0.2 s, the force exerted by the ball on the wall is
24
Aug
A ball of mass 3kg moving with a speed of 100 m/s, strikes a wall at an angle 60∘ (as shown in figure). The ball rebounds at the same speed and remains in contact with the wall for 0.2 s, the force exerted by the ball on the wall is A ball of mass 3kg [...]
A particle of mass 1 kg is thrown vertically upwards with speed 100 m/s. after 5 s, it explodes into two parts. One part of mass 400 g comes back with speed 25 m/s, What is the speed of other part just after explosion?
24
Aug
A particle of mass 1 kg is thrown vertically upwards with speed 100 m/s. after 5 s, it explodes into two parts. One part of mass 400 g comes back with speed 25 m/s, What is the speed of other part just after explosion? A particle of mass 1 kg is thrown vertically upwards with [...]
1 kg body explodes into three fragments. The ratio of their masses is 1:1:3. The fragments of same mass move perpendicular to each other with a speed of 30m/s, while the heavier part remains n the initial direction. The speed of heavier part is
24
Aug
1 kg body explodes into three fragments. The ratio of their masses is 1:1:3. The fragments of same mass move perpendicular to each other with a speed of 30m/s, while the heavier part remains n the initial direction. The speed of heavier part is 1 kg body explodes into three fragments. The ratio of their [...]
A player takes 0.1s I catching a ball of mass 150 g moving with velocity of 20 m/s. The force imparted by the bal on the hands of the player is
24
Aug
A player takes 0.1s I catching a ball of mass 150 g moving with velocity of 20 m/s. The force imparted by the bal on the hands of the player is A player takes 0.1s I catching a ball of mass 150 g moving with velocity of 20 m/s. The force imparted by the bal [...]