Physics Purpose of an optical filter is to Refract light of different colours Dispense light into component colours Reflect lights of different colours Transmit or absorb light of different colours Refract light of different colours Dispense light into component colours Reflect lights of different colours Transmit or absorb light of different colours ANSWER DOWNLOAD EXAMIANS APP
Physics An ice block with a piece of lead embeded in it floats in water. If ice melts the water level Remains same Falls Rises Falls first and then rises Remains same Falls Rises Falls first and then rises ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following parts of the sunlight makes the solar cooker hot ? Red light Ultra violet Infra red Cosmic rays Red light Ultra violet Infra red Cosmic rays ANSWER DOWNLOAD EXAMIANS APP
Physics What is the unit of relative density? Kg/m2 Kg/m3 Kg/m It has no unit Kg/m2 Kg/m3 Kg/m It has no unit ANSWER DOWNLOAD EXAMIANS APP
Physics If an electron and a photon have the same wavelength, then they will have the same Velocity Energy Linear momentum Angular momentum Velocity Energy Linear momentum Angular momentum ANSWER DOWNLOAD EXAMIANS APP
Physics The instrument used to measure the speed of the wind is Dosimeter Altimeter Anemometer Chronometer Dosimeter Altimeter Anemometer Chronometer ANSWER DOWNLOAD EXAMIANS APP