Physics When a steel ball is placed on the surface of mercury, it does not sink because Mercury is a semisolid Of the high viscosity of mercury The density of mercury is greater than that of steel Of the surface tension of mercury Mercury is a semisolid Of the high viscosity of mercury The density of mercury is greater than that of steel Of the surface tension of mercury ANSWER DOWNLOAD EXAMIANS APP
Physics Why is weightlessness experienced while orbiting the earth in space ships ? Zero gravity None of these Acceleration Inertia Zero gravity None of these Acceleration Inertia ANSWER DOWNLOAD EXAMIANS APP
Physics A television channel is characterised by Frequency of transmitted signal Velocity of transmitted signal Size of picture tube Physical dimension of television screen Frequency of transmitted signal Velocity of transmitted signal Size of picture tube Physical dimension of television screen ANSWER DOWNLOAD EXAMIANS APP
Physics If there is a circular hole in a metal plate, what happens to the radius of the hole when the plate is heated? Increases Decreases Unchanged Depends upon the metal Increases Decreases Unchanged Depends upon the metal ANSWER DOWNLOAD EXAMIANS APP
Physics What is the value of 1 kW = ? 1000 W 10 W 10000 W 100 W 1000 W 10 W 10000 W 100 W ANSWER DOWNLOAD EXAMIANS APP
Physics When number of turns in a coil is trippled, without any change in the length of coil, its self inductance becomes? One–third Six times Three times Nine times One–third Six times Three times Nine times ANSWER DOWNLOAD EXAMIANS APP