Physics
Which conservation principle is applicable in the case of the motion of a rocket?

Conservation of charge
Conservation of momentum
Conservation of mass
Conservation of energy

ANSWER DOWNLOAD EXAMIANS APP

Physics
An egg sinks in soft water but floats in a concentrated solution of salt because

Egg absorbs salt from the solution and expands
The density of salt solution exceeds the density of eggs
Albumin dissolves in salt solution and egg becomes lighter
Water has high surface tension

ANSWER DOWNLOAD EXAMIANS APP