Physics What is the effective resistance (in Ω) of two resistors 20 Ω and 30 Ω connected in parallel? 12 50 24 36 12 50 24 36 ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is the second largest source of global energy? Renewable Energy Nuclear Energy None of these Fossil fuel Renewable Energy Nuclear Energy None of these Fossil fuel ANSWER DOWNLOAD EXAMIANS APP
Physics The phenomenon of change in direction of light when it passes from one medium to another is called Propagation Reflection Dispersion Refraction Propagation Reflection Dispersion Refraction ANSWER DOWNLOAD EXAMIANS APP
Physics Necessary element of change in solar energy to electrical energy Berillium Tantelum Silicon Pure Copper Berillium Tantelum Silicon Pure Copper ANSWER DOWNLOAD EXAMIANS APP
Physics The unit of energy in MKS system is Ohm Erg Joule Volt Ohm Erg Joule Volt ANSWER DOWNLOAD EXAMIANS APP
Physics Suppose voltage V is applied across a resistance R. The power dissipated in the resistance is P. Now the same voltage V is applied across a parallel combination of three equal resistors each of resistance R. Then the power dissipated in the second case will be 2p/ 3 P/3 P 3P 2p/ 3 P/3 P 3P ANSWER DOWNLOAD EXAMIANS APP
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