Question

The linear momentum of a particle varies with time t as :

p = a + bt + ct² Which of the following statements is correct ?

• A. Force varies with time in a quadratic manner
• B. Force is time-dependent
• C. The velocity of the particle is proportional to time
• D. The displacement of the particle is proportional to time.

Answer 1

Answer: (B)

Force is time-dependent

Answer 2

P = a +bt + ct²

F = = 0 + b + 2ct