Physics In very cold countries alcohol is used as a thermometric liquid because It will not stick to the glass tube Its freezing point is very low Alcohol can be coloured for its level to be seen easily Alcohol is a poor conductor of heat It will not stick to the glass tube Its freezing point is very low Alcohol can be coloured for its level to be seen easily Alcohol is a poor conductor of heat ANSWER DOWNLOAD EXAMIANS APP
Physics In severe winter, in cold countries water pipes burst because Contraction of water pipes Combined effect of all the above three Water expands on freezing High atmospheric pressure Contraction of water pipes Combined effect of all the above three Water expands on freezing High atmospheric pressure ANSWER DOWNLOAD EXAMIANS APP
Physics It is easy to burst a gas-filled balloon with a needle than with a nail. It is because Needle exerts more pressure than nail on the balloon. Nail is more longer than needle. Gas is reactive with the needle. Nail exerts more pressure than needle on the balloon. Needle exerts more pressure than nail on the balloon. Nail is more longer than needle. Gas is reactive with the needle. Nail exerts more pressure than needle on the balloon. ANSWER DOWNLOAD EXAMIANS APP
Physics A gap is left between two rails of a railway track to accommodate...... of the metal. Apparent expansion Linear expansion Volume expansion Areal expansion Apparent expansion Linear expansion Volume expansion Areal expansion ANSWER DOWNLOAD EXAMIANS APP
Physics What device converts light energy to electrical energy? Photodiode Photovoltaic cell Heliostats Thermocouple Photodiode Photovoltaic cell Heliostats Thermocouple ANSWER DOWNLOAD EXAMIANS APP
Physics The three famous law of Kepler is related to Optics Planetary Motion Oscillations Speed Optics Planetary Motion Oscillations Speed ANSWER DOWNLOAD EXAMIANS APP
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