Physics
A cycle tyre bursts suddenly. This represents an :

Adiabatic process
Isoboric process
Isochoric process
Isothermal process

ANSWER DOWNLOAD EXAMIANS APP

Physics
Skating on ice is possible because

The pressure on the ice due to skate raises its melting point
Ice is cold
The surface of ice is smooth
The pressure on the ice due to skate melts the ice by lowering its melting point forming a thin film of water

ANSWER DOWNLOAD EXAMIANS APP