Physics Instrument used to study the behaviour of a vibrating string is : Barometer Hydrometer Hygrometer Sonometer Barometer Hydrometer Hygrometer Sonometer ANSWER DOWNLOAD EXAMIANS APP
Physics It is dangerous to observe Solar eclipse with naked eyes because Infrared radiations from sun burn our retina Cosmic rays reach eyes more during the eclipse Ultraviolet radiations from Sun burn our retina All radiations from sun initiate chemical reactions in eyes Infrared radiations from sun burn our retina Cosmic rays reach eyes more during the eclipse Ultraviolet radiations from Sun burn our retina All radiations from sun initiate chemical reactions in eyes ANSWER DOWNLOAD EXAMIANS APP
Physics The SI unit for measuring work and energy is Watt Ohm Joule Farad Watt Ohm Joule Farad ANSWER DOWNLOAD EXAMIANS APP
Physics One watt-hour is equivalent to 6.3 x 10-7 J 3.6 x 103 J 6.3 x 103 J 3.6 x 10-3 J 6.3 x 10-7 J 3.6 x 103 J 6.3 x 103 J 3.6 x 10-3 J ANSWER DOWNLOAD EXAMIANS APP
Physics The oldest type of energy known to man is Solar power Geothermal energy Tidal energy Wind power Solar power Geothermal energy Tidal energy Wind power ANSWER DOWNLOAD EXAMIANS APP
Physics When a ship enters the sea from a river It remains at the same level It rises a little It rises or sinks depending on the material it is made of It sinks a little It remains at the same level It rises a little It rises or sinks depending on the material it is made of It sinks a little ANSWER DOWNLOAD EXAMIANS APP