Physics The SI unit of luminous emittance is : Lumen second Lumen Candela Lux Lumen second Lumen Candela Lux ANSWER DOWNLOAD EXAMIANS APP
Physics A bird sitting on a high tension electric wire does not get electrocuted because The body is earthed Its feet are good insulators It does not form a closed path for the flow of current It has high resistance The body is earthed Its feet are good insulators It does not form a closed path for the flow of current It has high resistance ANSWER DOWNLOAD EXAMIANS APP
Physics A simple microscope consists of : A short focus convex lens A long focus concave lens A short focus concave lens A long focus convex lens A short focus convex lens A long focus concave lens A short focus concave lens A long focus convex lens ANSWER DOWNLOAD EXAMIANS APP
Physics The law of conservation of energy states that Energy can neither be created or destroyed Energy can either be created or destroyed Energy can neither be created nor destroyed Energy can either be created nor destroyed Energy can neither be created or destroyed Energy can either be created or destroyed Energy can neither be created nor destroyed Energy can either be created nor destroyed ANSWER DOWNLOAD EXAMIANS APP
Physics The quality or tone of a musical sound produced by a stringed instrument depends on Frequency of vibration Length of the strings in the instrument Amplitude of vibration Wave form of the sound Frequency of vibration Length of the strings in the instrument Amplitude of vibration Wave form of the sound ANSWER DOWNLOAD EXAMIANS APP
Physics The waveform of a certain signal can be studied by Spectrometer Sonometer P – n junction diode Cathode ray oscilloscope Spectrometer Sonometer P – n junction diode Cathode ray oscilloscope ANSWER DOWNLOAD EXAMIANS APP