Physics The focal length of a concave mirror with a radius of curvature of 20.0 cm is : 20 cm 5 cm 15 cm 10 cm 20 cm 5 cm 15 cm 10 cm ANSWER DOWNLOAD EXAMIANS APP
Physics Fibre optics work on the principle of Scattering of light Total internal reflection Total internal absorption Optical rotation Scattering of light Total internal reflection Total internal absorption Optical rotation ANSWER DOWNLOAD EXAMIANS APP
Physics The dimensional formula ML–1T–2 corresponds to Modulus of elasticity Moment of a force Viscosity Thrust Modulus of elasticity Moment of a force Viscosity Thrust ANSWER DOWNLOAD EXAMIANS APP
Physics According to the Second Law of Motion, for a given force, acceleration is inversely proportional to the ________ of an object. Volume Density Force Mass Volume Density Force Mass ANSWER DOWNLOAD EXAMIANS APP
Physics The angle in which a cricket ball should be hit to travel maximum horizontal distance is : 30° with horizontal 60° with horizontal 45° with horizontal 15° with horizontal 30° with horizontal 60° with horizontal 45° with horizontal 15° with horizontal ANSWER DOWNLOAD EXAMIANS APP
Physics Two waves, each of amplitude 1.5 mm and frequency 10 Hz, are travelling in opposite direction with a speed of 20 mm/s. The distance in mm between adjacent nodes is : 1.2 2 1.5 1 1.2 2 1.5 1 ANSWER DOWNLOAD EXAMIANS APP