Physics The ringing of an electric bell in an enclosed evacuated glass bell jar is not heard outside because There is no air or any other gas in the bell jar The ringing is not loud enough The glass of the bell jar absorbs the sound waves The bell jar is too small There is no air or any other gas in the bell jar The ringing is not loud enough The glass of the bell jar absorbs the sound waves The bell jar is too small ANSWER DOWNLOAD EXAMIANS APP
Physics While ascending a hill, the driver of the vehicle keeps the gear ratio Less than 1 Greater than 1 Either equal to or greater than 1 Equal to 1 Less than 1 Greater than 1 Either equal to or greater than 1 Equal to 1 ANSWER DOWNLOAD EXAMIANS APP
Physics A transformer Is used to decrease or increase AC voltage Converts electrical energy into mechanical energy Converts AC voltage to D.C. voltage Converts DC to AC Is used to decrease or increase AC voltage Converts electrical energy into mechanical energy Converts AC voltage to D.C. voltage Converts DC to AC ANSWER DOWNLOAD EXAMIANS APP
Physics The blue colour of sky is due to Scattering of shorter wavelengths of sunlight in the atmosphere Reflection of sunlight Scattering of longer wavelengths of sunlight in the atmosphere Refraction of sunlight Scattering of shorter wavelengths of sunlight in the atmosphere Reflection of sunlight Scattering of longer wavelengths of sunlight in the atmosphere Refraction of sunlight ANSWER DOWNLOAD EXAMIANS APP
Physics Air moves from the region where the air ________ Pressure is high to the region where the pressure is low Humidity is high to the region where the humidity is low Pressure is low to the region where the pressure is high Humidity is low to the region where the humidity is high Pressure is high to the region where the pressure is low Humidity is high to the region where the humidity is low Pressure is low to the region where the pressure is high Humidity is low to the region where the humidity is high ANSWER DOWNLOAD EXAMIANS APP
Physics A spherical ball made of steel when dropped in mercury container Sink in mercury Will be partly immersed mercury Will be on the surface of mercury Will dissolve in mercury Sink in mercury Will be partly immersed mercury Will be on the surface of mercury Will dissolve in mercury ANSWER DOWNLOAD EXAMIANS APP
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