Electric Circuits What is the SI unit of electric current ? Ohm. Faraday. Ampere. None of these Ohm. Faraday. Ampere. None of these ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Internal resistance of ideal voltage source is finite 100 ohms zero infinite finite 100 ohms zero infinite ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits When resistance element of a heater fuses and then we reconnect it after removing a portion of it, the power of heater will decrease. remain constant. increase. none of these. decrease. remain constant. increase. none of these. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Two equal resistors R connected in series across a voltage source V dissipate power P. What would be the power dissipated in the same resistors when they are connected in parallel across the same voltage source? 2P. 4P. P. 16P. 2P. 4P. P. 16P. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Types of rotating machines IM. both B and C. transformer. synchronous machine. IM. both B and C. transformer. synchronous machine. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The equation for 25 cycles current sine wave having rms value of 30 amps, will be 30sin50πt. 42.4sin25πt. 30sin25πt. 42.4sin50πt. 30sin50πt. 42.4sin25πt. 30sin25πt. 42.4sin50πt. ANSWER DOWNLOAD EXAMIANS APP