Physics A copper disc has a hole. If the disc is heated, the size of the hole No change Decreases Increases First increases and than decreases No change Decreases Increases First increases and than decreases ANSWER DOWNLOAD EXAMIANS APP
Physics On which of the following techniques photostate machine works ? Electrostatic Image—Making Electromagnetic Image— Making Thermal Image—Making Magnetic Image—Making Electrostatic Image—Making Electromagnetic Image— Making Thermal Image—Making Magnetic Image—Making ANSWER DOWNLOAD EXAMIANS APP
Physics The density of a gas is maximum at High temperature, low pressure High temperature, high pressure Low temperature, high pressure Low temperature, low pressure High temperature, low pressure High temperature, high pressure Low temperature, high pressure Low temperature, low pressure ANSWER DOWNLOAD EXAMIANS APP
Physics Burns caused by steam are much severe than those caused by boiling water because Steam pierces through the pores of body quickly Steam is gas and engulfs the body quickly Temperature of steam is higher Steam has latent heat Steam pierces through the pores of body quickly Steam is gas and engulfs the body quickly Temperature of steam is higher Steam has latent heat ANSWER DOWNLOAD EXAMIANS APP
Physics The bats can fly in the dark because They generate ultrasonic sound waves They can see the objects in darkness They generate flashes of light They have weak legs and are likely to be attacked by predators They generate ultrasonic sound waves They can see the objects in darkness They generate flashes of light They have weak legs and are likely to be attacked by predators ANSWER DOWNLOAD EXAMIANS APP
Physics Velocity of sound in air does not change with the change of Temperature of air Moisture content in air Pressure of air Wind in the direction of propagation of sound Temperature of air Moisture content in air Pressure of air Wind in the direction of propagation of sound ANSWER DOWNLOAD EXAMIANS APP
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