Question

[Q.4] When an object is hung on spring balance what effect it has on the spring of the balance
a) potential energy increases (b) potential energy decreases (c) kinetic energy increases (d) kinetic energy decreases

[Q. 5) Which of the following are non-contact force
a)gravitational force (b) Magnetic force (c) electrostatic force (d) All of the above​

Answer 1

Answer:

Explanation:

. 5) Which of the following are non-contact force

a)gravitational force (b) Magnetic force (c) electrostatic force (d) All of the above

→d) All of the above

Answer 2

Answer:

4. B) Potential energy increases

5. D) All the Above