Physics Which of these waves can be polarized ? Light waves Transverse waves on a string Sound waves in air Longitudinal waves on a string Light waves Transverse waves on a string Sound waves in air Longitudinal waves on a string ANSWER DOWNLOAD EXAMIANS APP
Physics In the gamma decay of a nucleus The mass number of the nucleus changes whereas its atomic number does not change Neither the mass number nor the atomic number of the nucleus changes The mass number of the nucleus does not change whereas its atomic number changes Both the mass number and the atomic number of the nucleus change The mass number of the nucleus changes whereas its atomic number does not change Neither the mass number nor the atomic number of the nucleus changes The mass number of the nucleus does not change whereas its atomic number changes Both the mass number and the atomic number of the nucleus change ANSWER DOWNLOAD EXAMIANS APP
Physics Speed of sound in air is unaffected by change in Humidity Pressure Volume Temperature Humidity Pressure Volume Temperature ANSWER DOWNLOAD EXAMIANS APP
Physics The instrument that measures and records the relative humidity of air is Lactometer Hygrometer Hydrometer Barometer Lactometer Hygrometer Hydrometer Barometer ANSWER DOWNLOAD EXAMIANS APP
Physics Circuit breaker usually operate under Transient state of short-circuit current After D. C. component has ceased Steady state of short-circuit current Sub-transient state of short-circuit current Transient state of short-circuit current After D. C. component has ceased Steady state of short-circuit current Sub-transient state of short-circuit current ANSWER DOWNLOAD EXAMIANS APP
Physics The redness in atmosphere at Sunrise and Sunset is due to : Scattering of light Dispersion of light Refraction of light Reflection of light Scattering of light Dispersion of light Refraction of light Reflection of light ANSWER DOWNLOAD EXAMIANS APP