Question

Pick out the correct statement

• A. Second law of motion is a vector equation
• B. Second law of motion is applicable to a particle and not to the system of particles
• C. Force is always in the direction of motion
• D. If external force on a body is zero, it does not mean the acceleration is zero
• E. Acceleration at an instant depends on the history of the motion of the particle

Answer 1

Answer: (A)

Correct answer is (a) Second law of motion is a vector equation