Physics The phenomenon of change in direction of light when it passes from one medium to another is called Refraction Reflection Propagation Dispersion Refraction Reflection Propagation Dispersion ANSWER DOWNLOAD EXAMIANS APP
Physics The force which makes a vehicle to stop when break is applied is called Vanderwalls force Covalant force Frictional force Gravitational force Vanderwalls force Covalant force Frictional force Gravitational force ANSWER DOWNLOAD EXAMIANS APP
Physics Calculate the time period (in seconds) of a sound wave of wavelength 4m traveling with a speed of 500m/s 1000 0.016 0.008 2000 1000 0.016 0.008 2000 ANSWER DOWNLOAD EXAMIANS APP
Physics If the phase difference between two points is 120° for a wave with velocity of 360 m/s and frequency 500 Hz, then path difference between the two points is 12 cm 6 cm 24 cm 1 cm 12 cm 6 cm 24 cm 1 cm ANSWER DOWNLOAD EXAMIANS APP
Physics The scientist who first sent electromagnetic waves to distant places is Thomas Alva Edison John Logie Baird James Clerk Maxwell Heinrich Hertz Thomas Alva Edison John Logie Baird James Clerk Maxwell Heinrich Hertz ANSWER DOWNLOAD EXAMIANS APP
Physics Two stones of unequal masses are thrown vertically up with the same velocity. Which of the following will happen? The heavier mass will reach greater height Both will reach the same height Any of them may reach greater height The lighter mass will reach greater height The heavier mass will reach greater height Both will reach the same height Any of them may reach greater height The lighter mass will reach greater height ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS