Physics The focal length of a concave mirror with a radius of curvature of 20.0 cm is : 20 cm 15 cm 10 cm 5 cm 20 cm 15 cm 10 cm 5 cm ANSWER DOWNLOAD EXAMIANS APP
Physics The sparkling of a diamond is due to Polarisation of light Refraction of light Total internal reflection of light Interference of light Polarisation of light Refraction of light Total internal reflection of light Interference of light ANSWER DOWNLOAD EXAMIANS APP
Physics What is the resistance (in ohm) of an electrical component if a current of 0.1 A passes through it on application of 5 V of potential difference across it? 1 50 0.5 100 1 50 0.5 100 ANSWER DOWNLOAD EXAMIANS APP
Physics Which conservation principle is applicable in the case of the motion of a rocket? Conservation of momentum Conservation of mass Conservation of energy Conservation of charge Conservation of momentum Conservation of mass Conservation of energy Conservation of charge ANSWER DOWNLOAD EXAMIANS APP
Physics Instrument for measuring blueness of the sky or ocean is called ________ Cyanometer Ceraunograph Barometer Bathymeter Cyanometer Ceraunograph Barometer Bathymeter ANSWER DOWNLOAD EXAMIANS APP
Physics Damp clothes are dried in spin dryers by the action of Non central forces Centrifugal forces Central forces Centripetal forces Non central forces Centrifugal forces Central forces Centripetal forces ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS