11 Which of the following statements are correct a Centre of

Last updated: 6/7/2023

11 Which of the following statements are correct a Centre of mass of a body always coincides with the centre of gravity of the body b Centre of mass of a body is the point at which the total gravitational torque on the body is zero c A couple on a body produce both translational and rotational motion in a body d Mechanical advantage greater than one means that small effort can be used to lift a large load NEET 2017 1 b and d 21 h and c 2 a and b 4 c and d