Physics
The apparent weight of a man in a lift is less the real weight when :

The lift is going down with an acceleration
The lift is going up with an acceleration
The lift is going down with uniform speed
The lift is going up with uniform speed

ANSWER DOWNLOAD EXAMIANS APP

Physics
Plants are dried up in winter due to frost because

There is mechanical loss of tissues and drought condition prevails
Photosynthesis does not take place at such low temperature
Evaporation does not take place
Respiration does not take place at low temperature

ANSWER DOWNLOAD EXAMIANS APP

Physics
Two identical solid pieces, one of gold and other of silver, when immersed completely in water exhibit equal weights. When weighed in air (given that density of gold is greater than that of silver)

Weighing will depend on their masses
Both silver and gold pieces weigh equal
The silver piece will weigh more
The gold piece will weigh more

ANSWER DOWNLOAD EXAMIANS APP