Physics
The force that binds the neutrons and protons in a nucleus is called as:

Gravitational Force
Electromagnetic Force
Strong Nuclear Force
Weak Nuclear Force

ANSWER DOWNLOAD EXAMIANS APP

Physics
On a clean glass plate a drop of water spreads to form a thin layer whereas a drop of mercury remains almost spherical because:

density of mercury is greater than that of water.
cohesion of mercury is greater than its adhesion with glass.
cohesion of water is greater than its adhesion with glass.
mercury is a metal.

ANSWER DOWNLOAD EXAMIANS APP