Physics Which of the following is a conductor of electricity ? Pure water Salt water Rubber Benzene Pure water Salt water Rubber Benzene ANSWER DOWNLOAD EXAMIANS APP
Physics Why the needle of iron swims on water surface when it is kept gently ? Due to surface tension It will remain under the water, when it will displace more water than its weight The density of needle is less than that of water Due to its shape Due to surface tension It will remain under the water, when it will displace more water than its weight The density of needle is less than that of water Due to its shape ANSWER DOWNLOAD EXAMIANS APP
Physics A vacuum cleaner works on the principle of pressure difference. On the moon it will Work with reduced efficiency Work as efficiently as on the earth Work with increased efficiency Not work at all Work with reduced efficiency Work as efficiently as on the earth Work with increased efficiency Not work at all ANSWER DOWNLOAD EXAMIANS APP
Physics Water from soil enters into the root hairs owing to : Osmotic pressure Atmospheric pressure Root pressure Capillary pressure Osmotic pressure Atmospheric pressure Root pressure Capillary pressure ANSWER DOWNLOAD EXAMIANS APP
Physics Bolometer is used to measure Temperature Velocity Wavelength Frequency Temperature Velocity Wavelength Frequency ANSWER DOWNLOAD EXAMIANS APP
Physics The wall of a dam is broader at the base To withstand pressure that is increased with atmospheric pressure To withstand pressure that increases with depth To withstand pressure that increases in a horizontal plane Because streamlining is required To withstand pressure that is increased with atmospheric pressure To withstand pressure that increases with depth To withstand pressure that increases in a horizontal plane Because streamlining is required ANSWER DOWNLOAD EXAMIANS APP
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