Physics The frequency used in TV and radar system lies in VHF HF UHF SHF VHF HF UHF SHF ANSWER DOWNLOAD EXAMIANS APP
Physics In very cold countries alcohol is used as a thermometric liquid because Its freezing point is very low It will not stick to the glass tube Alcohol can be coloured for its level to be seen easily Alcohol is a poor conductor of heat Its freezing point is very low It will not stick to the glass tube Alcohol can be coloured for its level to be seen easily Alcohol is a poor conductor of heat ANSWER DOWNLOAD EXAMIANS APP
Physics A needle or a pin floats on the surface of water because of Surface tension Surface energy Adhesive force Viscosity Surface tension Surface energy Adhesive force Viscosity ANSWER DOWNLOAD EXAMIANS APP
Physics Out of the following, which is not emitted by radioactive substance? Alpha particles Neutrons Electromagnetic radiations Electrons Alpha particles Neutrons Electromagnetic radiations Electrons ANSWER DOWNLOAD EXAMIANS APP
Physics Which layer of the earth's atmosphere reflect back the radio waves to the earth's surface ? Stratosphere Exosphere Ionosphere Mesosphere Stratosphere Exosphere Ionosphere Mesosphere ANSWER DOWNLOAD EXAMIANS APP
Physics Optical fiber works on the principle of Interference Total internal reflection Refraction Scattering Interference Total internal reflection Refraction Scattering ANSWER DOWNLOAD EXAMIANS APP