Why does boatman push the bank with Pole to make the boat move?

A. When he pushes the bank, the bank pushes him, action and reaction are equal and opposite.
B. The bank cannot move but the boat moves.
C. By pushing the bank he tries to overcome the attraction of the bank for the boat.
D. He pushes the bank to produce waves in the water.

Answer

A

Submitted by: Toheed Ahmed

Why do diamonds shine at night?

A. Diamonds are radioactive so there are radiations.
B. On account of high refractive index the rays of light get internally reflected.
C. Diamonds shine because they have some amount of radium in them.
D. None of these

Answer

B

Submitted by: Toheed Ahmed