Physics A boy sitting in a train moving with a uniform velocity drops a coin outside. A man standing outside the train will find the trajectory of the coin to be A vertical straight line A circle A parabola A horizontal straight line A vertical straight line A circle A parabola A horizontal straight line ANSWER DOWNLOAD EXAMIANS APP
Physics At what temperature (in degree Celsius), the numerical values on Celsius and Fahrenheit scales become equal? 273 –273 40 –40 273 –273 40 –40 ANSWER DOWNLOAD EXAMIANS APP
Physics The coil wire in the electric room heater or electric cooking heater is called ________ Element Filament Circuit Cells Element Filament Circuit Cells ANSWER DOWNLOAD EXAMIANS APP
Physics The threshold frequency is the frequency below which : Photo electric emission is not possible Photo current increases with voltage Photo current decreases with voltage Photo current is constant Photo electric emission is not possible Photo current increases with voltage Photo current decreases with voltage Photo current is constant ANSWER DOWNLOAD EXAMIANS APP
Physics If the distance between Sun and Earth becomes double, then the gravitational force on Earth will be One Fourth Same Half Double One Fourth Same Half Double ANSWER DOWNLOAD EXAMIANS APP
Physics Which among the following determines the pitch of a sound? Loudness Amplitude Wavelength Frequency Loudness Amplitude Wavelength Frequency ANSWER DOWNLOAD EXAMIANS APP