Physics Atomic packing factor of body centred cubic structure (bcc) is 0.68 0.63 0.73 0.69 0.68 0.63 0.73 0.69 ANSWER DOWNLOAD EXAMIANS APP
Physics Microphone is a device which transforms the Sound signal into current signal Current signal into sound signal Light signal into sound signal Sound signal into light signal Sound signal into current signal Current signal into sound signal Light signal into sound signal Sound signal into light signal ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following processes is responsible for the glittering of air bubble rising through water? Reflection of light Refraction of light Total internal reflection of light Scattering of light Reflection of light Refraction of light Total internal reflection of light Scattering of light ANSWER DOWNLOAD EXAMIANS APP
Physics A metal plate with a circular hole at the centre is heated. What will happen to the area of the hole ? Dacrease Will increase first and then dcrease Increase Remain constant Dacrease Will increase first and then dcrease Increase Remain constant ANSWER DOWNLOAD EXAMIANS APP
Physics The energy that generates wind comes from what source? Solar radiation Anemometers Ocean currents None of these Solar radiation Anemometers Ocean currents None of these ANSWER DOWNLOAD EXAMIANS APP
Physics Radiocarbon is produced in the atmosphere as a result of Collision between fast neutrons and nitrogen nuclei present in the atmosphere. Action of solar radiations particularly cosmic rays on carbon dioxide present in the atmosphere. Action of ultraviolet light from the sun on atmospheric oxygen. Lightning discharge in atmosphere. Collision between fast neutrons and nitrogen nuclei present in the atmosphere. Action of solar radiations particularly cosmic rays on carbon dioxide present in the atmosphere. Action of ultraviolet light from the sun on atmospheric oxygen. Lightning discharge in atmosphere. ANSWER DOWNLOAD EXAMIANS APP