Physics
It is easier for a man to swim in sea water, than in river water because

The sea is wider than the river
The sea is-deeper than the river
The density of sea water is more than the density of river water
The density of sea water is lesser than the density of river water

ANSWER DOWNLOAD EXAMIANS APP

Physics
In heating frozen foods in sealed pouches in a microwaves, why do you first poke holes in the pouch?

To prevent the steam pressure from bursting open the pouch
To allow the microwaves to get into the food through the holes
To allow the aroma of the food to come out through the holes
To allow the heat to get into the food through the hole

ANSWER DOWNLOAD EXAMIANS APP