Question

What provides the necessary centripetal force in the following cases?
(i) electron moving around the nucleus. (ii) moon moving around the earth. (iii) whirling of
stone tied to a string.​

Answer 1

Answer:

• 1st . nucleus
• 2nd . earth
• 3rd . end point of string / moving hand

Explanation:

this is so because the centripetal force is provided by the object around which the another object is revolving.