Physics
The combined gas law relates which of the following?

Temperature & Pressure
Volume & Pressure
Volume & Temperature
Volume, Temperature & Pressure

ANSWER DOWNLOAD EXAMIANS APP

Physics
Conservation of energy refers to the fact that

If you conserve energy you will not be as tired
The entropy of the universe is always increasing
No chemical reaction is 100 percent efficient
Energy cannot be created or destroyed but can be converted from one form to another

ANSWER DOWNLOAD EXAMIANS APP

Physics
Stationary wave is formed by

Two waves of the same speed superposing
Two waves of same frequency travelling in the opposite direction
A transverse wave superposing a longitudinal wave
Two waves of same frequency travelling in the same direction

ANSWER DOWNLOAD EXAMIANS APP