Physics If there is a circular hole in a metal plate, what happens to the radius of the hole when the plate is heated? Decreases Increases Depends upon the metal Unchanged Decreases Increases Depends upon the metal Unchanged ANSWER DOWNLOAD EXAMIANS APP
Physics The force that binds the neutrons and protons in a nucleus is called as: Strong Nuclear Force Gravitational Force Weak Nuclear Force Electromagnetic Force Strong Nuclear Force Gravitational Force Weak Nuclear Force Electromagnetic Force ANSWER DOWNLOAD EXAMIANS APP
Physics Period of oscillation of 3 cm microwaves in seconds is 0.01 0.001 1 × 1010 1 × 10–10 0.01 0.001 1 × 1010 1 × 10–10 ANSWER DOWNLOAD EXAMIANS APP
Physics The surface tension of water on adding detergent to it Decreases Becomes zero Increases No change Decreases Becomes zero Increases No change ANSWER DOWNLOAD EXAMIANS APP
Physics In which one of the following the phenomenon of total internal reflection of light is used ? Formation of rainbow Formation of mirage Working of binoculars Twinkling of stars Formation of rainbow Formation of mirage Working of binoculars Twinkling of stars ANSWER DOWNLOAD EXAMIANS APP
Physics Which is a common first indicator of an approaching thunderstorm? A buildup of dark clouds Lightning Too hot Heavy wind A buildup of dark clouds Lightning Too hot Heavy wind ANSWER DOWNLOAD EXAMIANS APP
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