Physics Speed of sound is maximum in which among the following? Solids Gases Vaccum Liquids Solids Gases Vaccum Liquids ANSWER DOWNLOAD EXAMIANS APP
Physics The impurity atoms with which silicon should be doped to make p-type semiconductors are Germanium Phosphorus Antimony Boron Germanium Phosphorus Antimony Boron ANSWER DOWNLOAD EXAMIANS APP
Physics Oil raise up the wick in a lamp. The principle involves the liquid state of oil volatility of oil the diffusion of oil through the wick capillary action phenomenon the liquid state of oil volatility of oil the diffusion of oil through the wick capillary action phenomenon ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following properties is found only in ferromagnetic materials ? Hysteresis Point in a particular direction Attracting a magnetic substance Susceptibility independent of temperature Hysteresis Point in a particular direction Attracting a magnetic substance Susceptibility independent of temperature ANSWER DOWNLOAD EXAMIANS APP
Physics An aeroplane is flying horizontally with a velocity of 600 km/h and at a height of 1960 m. When it is vertically at a point A on the ground a bomb is released from it. The bomb strikes the ground at point B. The distance AB is 1200 m 3.33 km 33 km 0.33 km 1200 m 3.33 km 33 km 0.33 km ANSWER DOWNLOAD EXAMIANS APP
Physics Radio waves sent out by a radio stations are reflected by Mesosphere Ionosphere Stratosphere Troposphere Mesosphere Ionosphere Stratosphere Troposphere ANSWER DOWNLOAD EXAMIANS APP
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