On a clean glass plate, a drop of water spreads to form a...
On a clean glass plate, a drop of water spreads to form a thin layer whereas a drop of mercury remains almost spherical because
mercury is a metal
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
Correct answer is C
No explanation has been provided for this answer.
lf Einstein’s photoelectric equation is represented by hf - W = Φ where h is Planck’s constant,...
The capacitance of a parallel plate capacitor is 20 μf in air and 60 μf in the presence of a d...
Lenz's law of electromagnet states that ...
An ammeter connected to an a.c circuit records 5.5. The peak current in the circuit is ...
A metallic sphere is heated from 27°C to 200°C Without change of state. Which of the fo...