Physics
Burns caused by steam are much severe than those caused by boiling water because

Temperature of steam is higher
Steam has latent heat
Steam pierces through the pores of body quickly
Steam is gas and engulfs the body quickly

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)

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

ANSWER DOWNLOAD EXAMIANS APP

Physics
The law of conservation of energy states that

Energy can either be created nor destroyed
Energy can neither be created nor destroyed
Energy can either be created or destroyed
Energy can neither be created or destroyed

ANSWER DOWNLOAD EXAMIANS APP