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 Relative humidity is expressed as Percentage Kilograms Grams Ratio Percentage Kilograms Grams Ratio ANSWER DOWNLOAD EXAMIANS APP
Physics The filament of electric bulb is made up of : Nichrome Copper Tungsten Lead Nichrome Copper Tungsten Lead ANSWER DOWNLOAD EXAMIANS APP
Physics Superconductors are those elements Whose resistance falls almost to zero at very low temperatures Whose conductivity is intermediate between metals and insulators Which conduct electricity only at super-high temperatures Which turn into insulators at very low temperatures Whose resistance falls almost to zero at very low temperatures Whose conductivity is intermediate between metals and insulators Which conduct electricity only at super-high temperatures Which turn into insulators at very low temperatures ANSWER DOWNLOAD EXAMIANS APP
Physics For which of the following substances, the resistance decreases with increase in temperature? Nichrome Pure silicon Copper Platinum Nichrome Pure silicon Copper Platinum ANSWER DOWNLOAD EXAMIANS APP
Physics Water cannot be used to extinguish fire caused by electric current, because It may cause electrocution It may cause electrolysis It may spoil the wiring It may cause hydrolysis It may cause electrocution It may cause electrolysis It may spoil the wiring It may cause hydrolysis ANSWER DOWNLOAD EXAMIANS APP
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