Question

At any instant the velocity of a particle of mass 500 g is $(2t\hat{i}+3t^2\hat{j}) ms^{-1}$. If the force acting on the particle at t=1s is $(\hat{i} + x\hat{j})N$. Then the value of x will be:

• A. 6
• B. 4
• C. 3
• D. 2

Answer 1

Answer: (C)

3

Answer 2

The correct answer is(C): 3