Physics When hot liquid is poured into a thick glass tumbler, it cracks because glass : Has low temperature coefficient of expansion Is a bad conductor of heat so only inner surface expands Has a very low specific heat Has high temperature coefficient of expansion Has low temperature coefficient of expansion Is a bad conductor of heat so only inner surface expands Has a very low specific heat Has high temperature coefficient of expansion ANSWER DOWNLOAD EXAMIANS APP
Physics A person is hurt on kicking a stone due to Velocity Reaction Inertia Momentum Velocity Reaction Inertia Momentum ANSWER DOWNLOAD EXAMIANS APP
Physics Why does water tank appear shallower when viewed from the top? Due to reflection Due to total internal reflection Due to diffraction Due to refraction Due to reflection Due to total internal reflection Due to diffraction Due to refraction ANSWER DOWNLOAD EXAMIANS APP
Physics The device which transfer the signal from low resistance region to high resistance region is Transistor Capacitor Diode Inductor Transistor Capacitor Diode Inductor ANSWER DOWNLOAD EXAMIANS APP
Physics What is the escape velocity of the rocket in the earth? 13.2 km/sec 10.2 km/sec 11.2 km/sec 12.2 km/sec 13.2 km/sec 10.2 km/sec 11.2 km/sec 12.2 km/sec ANSWER DOWNLOAD EXAMIANS APP
Physics What type of simple machine is an axe? The screw Lever Wedge Both A & B The screw Lever Wedge Both A & B ANSWER DOWNLOAD EXAMIANS APP