Physics Which type of mirror is used in the head lights of vehicles ? Plane mirror Parabolic mirror Convex mirror Concave mirror Plane mirror Parabolic mirror Convex mirror Concave mirror ANSWER DOWNLOAD EXAMIANS APP
Physics The period of revolution of a geostationary satellite is 30 days 365 days Changing continuously 24 hours 30 days 365 days Changing continuously 24 hours ANSWER DOWNLOAD EXAMIANS APP
Physics In an optical fibre the signal is transmitted Due to refraction In a curved path In a straight line path Due to total internal reflection Due to refraction In a curved path In a straight line path Due to total internal reflection ANSWER DOWNLOAD EXAMIANS APP
Physics The force which makes a vehicle to stop when break is applied is called Gravitational force Covalant force Frictional force Vanderwalls force Gravitational force Covalant force Frictional force Vanderwalls force ANSWER DOWNLOAD EXAMIANS APP
Physics A sphere rolls down on two inclined planes of different angles but same height, it does so In the same time In the same time with the same speed In the same time with the same kinetic energy With the same speed In the same time In the same time with the same speed In the same time with the same kinetic energy With the same speed ANSWER DOWNLOAD EXAMIANS APP
Physics Microphone is a device which transforms the Sound signal into light signal Sound signal into current signal Light signal into sound signal Current signal into sound signal Sound signal into light signal Sound signal into current signal Light signal into sound signal Current signal into sound signal ANSWER DOWNLOAD EXAMIANS APP
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