Dynamics – Numerical Problems

Numerical Problems     3.1 A force of 20 N moves a body with an acceleration of 2 ms – 2 . What is its mass? (10kg) Solution:   Force = F = 20 N                      Acceleration = a = 2 ms – 2                                  Mass = m = ? F = ma...

Dynamics – Exercise

Short Answers     Q.1 Define the following terms: (i) Inertia                  (ii) Momentum                     (iii) Force (iv) Force of friction    (v) Centripetal force Ans: (i) Inertia: The inertia of a body is its property due to which it any change in...

Dynamics – Notes

Notes   Q1. Define dynamics? Ans: Dynamics: The branch of mechanics that deals with the study of the motion of an object and the cause of its motion is called dynamics.       Q2. Define Force. Ans: Force:           A force moves or tends to move...