Work Energy Theorem Application
Trending Questions
Q. A particle of mass m1 is moving with velocity v1 and another particle of mass m2 is moving with velocity v2.Both of them have the same momentum but different kinetic energy are E1 and E2.If m1 >m2 then
1)E1E2
4)E1=E2
Q. 8. The average force necessary to stop a hammer with momentum p Ns in 0.5s is
Q. { A particle is thrown with kinetic energy }k straight }}{ up a rough inclined plane of inclination }α and }}{ coefficient of friction }μ . The work done against }} friction before the particle comes to rest is
Q.
An open knife edge of mass m is dropped from a height h on a wooden
floor. If the blade penetrates upto the depth d into the wood, the average resistance offered by the wood to the knife edge is