Physics
A photostat machine works on

Electromagnetic image making
Magnetic image making
Thermal image making
Electrostatic image making

ANSWER DOWNLOAD EXAMIANS APP

Physics
Of the four locations mentioned below the highest inside temperature will be attained in the pressure cooker operated with the pressure valve open

at a place in a valley below sea level
at sea level
in an aeroplane flying at a height of 10,000 m with inside pressure maintained at the sea level
at the top of Mt. Everest

ANSWER DOWNLOAD EXAMIANS APP