Physics The threshold frequency is the frequency below which : Photo electric emission is not possible Photo current is constant Photo current decreases with voltage Photo current increases with voltage Photo electric emission is not possible Photo current is constant Photo current decreases with voltage Photo current increases with voltage ANSWER DOWNLOAD EXAMIANS APP
Physics Sound travels with a different speed in media. In what order does the velocity of sound increase in these media? Iron, water and air Air, water and iron Water, iron and air Iron, air and water Iron, water and air Air, water and iron Water, iron and air Iron, air and water ANSWER DOWNLOAD EXAMIANS APP
Physics When the speed of car is doubled, then what will be the braking force of the car to stop it in the same distance ? Half Four times One-fourth Two times Half Four times One-fourth Two times ANSWER DOWNLOAD EXAMIANS APP
Physics It is difficult to cook rice Under a mine Same anywhere At the sea level At the top of a mountain Under a mine Same anywhere At the sea level At the top of a mountain ANSWER DOWNLOAD EXAMIANS APP
Physics As we go from Equator to North pole the value of ''g', the acceleration due to gravity None of these Remains the same Decreases Increases None of these Remains the same Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Physics The sharpness of a television image is termed as its Resolution Clarity Graphics Colour Resolution Clarity Graphics Colour ANSWER DOWNLOAD EXAMIANS APP