Question

Which of the following cannot be changed easily by force?

a. A plastic scale b. An Iron rod c. An inflated balloon d. A woolen cloth.​

Answer 1

Answer:

The answer is an copper rod

Explanation:

Copper rod only non-conducting material can be easily charged by friction copper rod is highly conducting material. Therefore, a copper rod can not be charged easily by friction.

Answer 2

Answer:-

▶ d) A woolen cloth.

Explanation:

What is force?

➟ A force is a push or pull acting upon an object as a result of its interaction with another object.

$\sf{ \color{deeppink}Hope \: it \: h elps \: you! ♡}$