Physics
If a band is played on the moon the sound will

Be heard by us faintly
Not be heard at any distance at all from it
Reverberate
Be heard upto 10km from it

ANSWER DOWNLOAD EXAMIANS APP

Physics
Stationary wave is formed by

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

ANSWER DOWNLOAD EXAMIANS APP

Physics
Water pipes in hilly areas often burst on a cold frosty night, because

Frost makes the pipes rusty, so they break
Water in the pipes freezes and on freezing water expands, so pipes break
The material of which pipes are made contracts due to cold and so breaks
None of these

ANSWER DOWNLOAD EXAMIANS APP