Basic General Knowledge
On a night when the sky is clear, the temperature may dip considerably; on a cloudy night the temperature will usually dip much less. The reason for this difference is that

the clear sky allows radiant energy to escape readily from the earth
on a cloudy night the clouds are warm and therefore retard the cooling
the clear sky allows the cold of outer space to reach the earth
current of air carry the heat away from the earth on a clear night

ANSWER DOWNLOAD EXAMIANS APP

Basic General Knowledge
Theory of Idealism was expounded by George Hegal, Bishop George and Berkeley According to this

good was pleasure and that evil was pain
all knowledge is derived from sensory experience, by observing and experimenting
mathli is an illusion and that the only reality that which exists mentally
base of knowledge is sense-experience, that is, observations governed by scientific principles

ANSWER DOWNLOAD EXAMIANS APP