Physics Velocity of sound in air does not depend on Pressure of air Temperature of air Humidity of air Density of air Pressure of air Temperature of air Humidity of air Density of air ANSWER DOWNLOAD EXAMIANS APP
Physics Plants are dried up in winter due to frost because Photosynthesis does not take place at such low temperature There is mechanical loss of tissues and drought condition prevails Respiration does not take place at low temperature Evaporation does not take place Photosynthesis does not take place at such low temperature There is mechanical loss of tissues and drought condition prevails Respiration does not take place at low temperature Evaporation does not take place ANSWER DOWNLOAD EXAMIANS APP
Physics What is the force of attraction between any two bodies by virtue of their masses is called? Electromagnetic Force Centripetal Force Nuclear Force Gravitational Force Electromagnetic Force Centripetal Force Nuclear Force Gravitational Force ANSWER DOWNLOAD EXAMIANS APP
Physics A metal plate with a circular hole at the centre is heated. What will happen to the area of the hole ? Increase Dacrease Will increase first and then dcrease Remain constant Increase Dacrease Will increase first and then dcrease Remain constant ANSWER DOWNLOAD EXAMIANS APP
Physics Radio waves sent out by a radio stations are reflected by Ionosphere Stratosphere Mesosphere Troposphere Ionosphere Stratosphere Mesosphere Troposphere ANSWER DOWNLOAD EXAMIANS APP
Physics Why does the sea appear blue in colour? Reflection of the sun light from water surface Scattering of the sunlight by water molecules Interference of the sun light from water surface Refraction of the sun light Reflection of the sun light from water surface Scattering of the sunlight by water molecules Interference of the sun light from water surface Refraction of the sun light ANSWER DOWNLOAD EXAMIANS APP