Electric Circuits A wire of resistance R has it length and cross - section both doubled. Its resistance will become 2R. 0.5R. R. 4R. 2R. 0.5R. R. 4R. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Active element of electrical circuit is none of above. both of them. current source. voltage source. none of above. both of them. current source. voltage source. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A constant current source supplies a electric current of 300 mA to a load of 1 KΩ. When the load changed to 100 Ω, the load current will be 100 mA. 3 A. 30 mA. 300 mA. 100 mA. 3 A. 30 mA. 300 mA. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The capacity of a cell is measured in ampere-hour. watt-hours. amperes. watts. ampere-hour. watt-hours. amperes. watts. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If two point charges are denoted by + Q and - Q and distance between this charges is d, then the dipole moment P equal to Q × d. Q2 / d. Q / d2. Q2 × d. Q × d. Q2 / d. Q / d2. Q2 × d. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits For the circuit shown below the value of R is adjusted so as to make the current in RL equal to zero. Calculate the value of R. 4 Ω. 3 Ω. 1 Ω. 2 Ω. 4 Ω. 3 Ω. 1 Ω. 2 Ω. ANSWER DOWNLOAD EXAMIANS APP
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