A body of mass m moving with velocity u collides with a stationary body of mass 2m. The…

Physics · NEET · NTA Exams — Work, Energy and Power

1. 3u
2. \(\frac{4}{3}\)
3. 2u
4. \(\frac{4}{4}\)

Answer

(B) 4 3

Sign up free on Edukali to view the step-by-step worked solution and practice thousands of similar questions.

Related practice questions

• A body of mass m moving with a velocity u collides elastically directly with another stationary body of mass…
• A man drags a block through 10 m on rough surface A force of acting at 30º to the horizontal. The work done…
• A particle moves from position 3 i +2 j -6 k to 1 i i +13 j +9 k due to a uniform force of (4 j + j +3 k ) N…
• Two blocks A and B have different kinetic energies K_ A and K_ B [K_ B >K_ A ] . Both are released on a rough…
• When a spring is stretched by 2 cm, it stores 100 J of energy. If it is stretched further by 2 cm, the stored…
• High water fall is used for generating electricity. Water is falling from a 60 m height. Assuming 2 10^ 5 ~kg…
• A long spring is stretched by 2 cm. Its potential energy is U. If the spring is stretched by 10 cm, the…
• Assertion : No work is done if the displacement is zero. Reason : Work is done by the force is defined to be…

More Work, Energy and Power questions · Browse all practice questions