Consider the following statements :1. There is no net moment on a body which is in equilibrium.2. The momentum of a body is always conserved.3. The kinetic energy of an object is always conserved.Which of the statements given above is/are correct?

• A. 1, 2 and 3
• B. 1 only
• C. 2 and 3 only
• D. 1 and 2 only

Answer: (D)