A galvanometer of resistance `100 Omega` gives full scale deflection at 10m A current . What should be the value of shut so that it can measure a current of 100m A ?

Options

A. When the man throws the stomes in water from the boat, the level of boat goes down.
B. When the man throws the stomes in water from the boat, the level of boat rise up
C. When the man drinks some water from the pond, the level of boat goes down.
D. When the man drinks some water from the pond, the level of boat remains unchanged.

Answer

(B, D)

Explanation

For (A/B) : Force of buouanvy increases. Therefore level of boat rise up.
for (C/D) : When man drinks some water, the level of boat remains unchanged.