Physics Which of the following device is used to measure humidity? Anemometer Hygrometer Hydrometer Psycho Meter Anemometer Hygrometer Hydrometer Psycho Meter ANSWER DOWNLOAD EXAMIANS APP
Physics Two metallic wires made from copper have same length but the radius of wire 1 is half of that of wire 2. The resistance of wire 1 is R. If both the wires are joined together in series, the total resistance becomes 3R/4 5R/4 2R R/2 3R/4 5R/4 2R R/2 ANSWER DOWNLOAD EXAMIANS APP
Physics What is the reason for twinkling of stars ? Total internal reflection Dispersion of light Atmospheric refraction Atmospheric reflection Total internal reflection Dispersion of light Atmospheric refraction Atmospheric reflection ANSWER DOWNLOAD EXAMIANS APP
Physics The instrument for measuring intensity of earthquakes is called Ediograph Ergograph Pantagraph Seismograph Ediograph Ergograph Pantagraph Seismograph ANSWER DOWNLOAD EXAMIANS APP
Physics The point where total mass of a body is supposed to be concentrated is known as Centre of mass Centre of gravity Centre of motion Dead centre Centre of mass Centre of gravity Centre of motion Dead centre ANSWER DOWNLOAD EXAMIANS APP
Physics When light passes from one medium to another, this phenomenon of change in its direction is called ________ No option is correct Refraction Diffraction Propagation No option is correct Refraction Diffraction Propagation ANSWER DOWNLOAD EXAMIANS APP