Physics Why the needle of iron swims on water surface when it is kept gently ? It will remain under the water, when it will displace more water than its weight Due to surface tension Due to its shape The density of needle is less than that of water It will remain under the water, when it will displace more water than its weight Due to surface tension Due to its shape The density of needle is less than that of water ANSWER DOWNLOAD EXAMIANS APP
Physics Sound waves do not show the phenomenon of Polarisation Interference Diffraction Refraction Polarisation Interference Diffraction Refraction ANSWER DOWNLOAD EXAMIANS APP
Physics Water will not be vapourised if The humidity is 0% The humidity is 100% The temperature is 100°C The temperature is 0°C The humidity is 0% The humidity is 100% The temperature is 100°C The temperature is 0°C ANSWER DOWNLOAD EXAMIANS APP
Physics The SI unit of resistance is: Coulomb Joule Ohm Newton Coulomb Joule Ohm Newton ANSWER DOWNLOAD EXAMIANS APP
Physics A sphere rolls down on two inclined planes of different angles but same height, it does so With the same speed In the same time In the same time with the same speed In the same time with the same kinetic energy With the same speed In the same time In the same time with the same speed In the same time with the same kinetic energy ANSWER DOWNLOAD EXAMIANS APP
Physics When a detergent is added to pure water, its surface tension Remains constant Decreases Increases Becomes infinite Remains constant Decreases Increases Becomes infinite ANSWER DOWNLOAD EXAMIANS APP
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