Physics
A body is initially moving with a velocity of 5 m/s. It undergoes an acceleration of 2 m/s2 for 4 seconds. Find the displacement (in m) of this body in these 4 seconds.

4
72
36
8

ANSWER DOWNLOAD EXAMIANS APP

Physics
On a cold day when the room temperature is 15°C, the metallic cap of a pen becomes much colder than its plastic body, though both are at the same temperature of 15°C, because :

Plastics have a higher thermal conductivity than metals
Metals have higher thermal capacity than plastics
Metals are good conductors of heat
Plastics have a lower density than metals

ANSWER DOWNLOAD EXAMIANS APP

Physics
On a cold day when a room temperature is 15oC, the metallic cap of a pen becomes much colder than its plastic body, though both are at the same temperature of 15oC, because

metals are good conductor of heat
metals have higher thermal capacity than plastics
plastics have a lower density than metals
plastics have a higher thermal conductivity than metals

ANSWER DOWNLOAD EXAMIANS APP

Physics
Which of the following events occurred first ?

Albert Einstein propounded the General Theory of Relativity
Madame Marie Curie became the first woman Nobel Prize winner
Max Planck unveiled the Quantum Theory
Marconi first tranmitted a wireless signal

ANSWER DOWNLOAD EXAMIANS APP