Physics The colour of sky appears blue due to Reflection Dispersion Scattering of shorter wave lengths Refraction Reflection Dispersion Scattering of shorter wave lengths Refraction ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is a good conductor of heat but a bad conductor of electricity ? Celluloid Asbestos Mica Rubber Celluloid Asbestos Mica Rubber ANSWER DOWNLOAD EXAMIANS APP
Physics In an optical fibre the signal is transmitted In a straight line path Due to refraction Due to total internal reflection In a curved path In a straight line path Due to refraction Due to total internal reflection In a curved path ANSWER DOWNLOAD EXAMIANS APP
Physics The time period of a pendulum when taken to the Moon would: Become zero Increase Decrease Remain the same Become zero Increase Decrease Remain the same ANSWER DOWNLOAD EXAMIANS APP
Physics A copper disc has a hole. If the disc is heated, the size of the hole First increases and than decreases No change Increases Decreases First increases and than decreases No change Increases Decreases ANSWER DOWNLOAD EXAMIANS APP
Physics Force of impact is the force By the speed of the object By the objects weight None of these When the objects meet By the speed of the object By the objects weight None of these When the objects meet ANSWER DOWNLOAD EXAMIANS APP