Question

The centre of gravity of an uniform circular ring lies ________.

• A. at one end of the diameter of the ring
• B. at centre of the ring
• C. outside the ring
• D. on the circumference of the ring

Answer 1

Answer: (B)

at centre of the ring

The centre of gravity of an object is the point through which entire weight of the object appears to act. For regular objects, the centre of gravity lies at their geometrical centre. For an uniform circular ring, the center of gravity lies at its centre.