Electric Circuits The rms value of the voltage U(t)= 3 + 4cos(3t) 5 V. 4.123 V. {3 + 2(1.141)} V. 7 V. 5 V. 4.123 V. {3 + 2(1.141)} V. 7 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The internal resistance of a practical voltage source is considered to be connected in series. None of these either parallel or series. parallel. series. None of these either parallel or series. parallel. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What is mean by flow of electrons? Voltage. Semiconductor. Insulator. Electric current. Voltage. Semiconductor. Insulator. Electric current. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Two point charges of 4μC are placed at a distance of 3 cm apart from each other in free space. Force acting on two charges will be 0.02 N 400 N 160 N 100 N 0.02 N 400 N 160 N 100 N ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of the following is the correct relation? AB-CD = 1 . AC-BD = 1. all of these. AD-BC = 1. AB-CD = 1 . AC-BD = 1. all of these. AD-BC = 1. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Time constant is the time taken for response to rise -------of maximum value? 63.2% 100% 90% 68.3% 63.2% 100% 90% 68.3% ANSWER DOWNLOAD EXAMIANS APP
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