Physics
Two stones of different masses are dropped simultaneously from the top of a building

Smaller stone reaches the ground earlier
Larger stone reaches the ground earlier
Depends on the composition of the stone
Both the stones reach the ground at the same time

ANSWER DOWNLOAD EXAMIANS APP

Physics
A standing wave occurs when

A wave reflects upon itself
The speed of the wave is zero or near zero
Two waves overlap
The amplitude of a wave exceeds its wavelength

ANSWER DOWNLOAD EXAMIANS APP