Physics What device converts light energy to electrical energy? Photovoltaic cell Heliostats Photodiode Thermocouple Photovoltaic cell Heliostats Photodiode Thermocouple ANSWER DOWNLOAD EXAMIANS APP
Physics Rise of oil a wick is due to Density of the oil Pressure of the oil Surface tension of the oil Viscosity of the oil Density of the oil Pressure of the oil Surface tension of the oil Viscosity of the oil ANSWER DOWNLOAD EXAMIANS APP
Physics A solid ball of metal has a spherical cavity inside it. When the ball is heated the volume of the cavity will Decrease Have its shape changed Increase Remain unaffected Decrease Have its shape changed Increase Remain unaffected ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following pairs of physical quantities have the same dimensions? Force and Power Momentum and Power Work and Energy Work and Power Force and Power Momentum and Power Work and Energy Work and Power ANSWER DOWNLOAD EXAMIANS APP
Physics The boiling point of liquids vary as Density varies Temperature varies Volume varies Pressure varies Density varies Temperature varies Volume varies Pressure varies ANSWER DOWNLOAD EXAMIANS APP
Physics A copper wire of radius r and length l has a resistance of R. A second copper wire with radius 2r and length l is taken and the two wires are joined in a parallel combination. The resultant resistance of the parallel combination of the two wires will be R/5 5 R/4 4 R/5 5 R R/5 5 R/4 4 R/5 5 R ANSWER DOWNLOAD EXAMIANS APP
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