Electric Circuits Which of following materials has the least resistivity ? Lead. Copper. Zinc. Mercury. Lead. Copper. Zinc. Mercury. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A coil with negligible resistance has 50 V across it with 10 mA. The inductive reactance is 5000 ohms. 500 ohms. 1000 ohms. 50 ohms. 5000 ohms. 500 ohms. 1000 ohms. 50 ohms. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of the following quantities remain the same in all parts of a parallel circuit resistance. voltage. power. current. resistance. voltage. power. current. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The internal resistance of a practical voltage source is considered to be connected in parallel. either parallel or series. None of these series. parallel. either parallel or series. None of these series. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If conductance increases as temperature increases it is called as .......... both 1 and 2. None of these positive co-efficient. negative co-efficient. both 1 and 2. None of these positive co-efficient. negative co-efficient. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The arrangement of 12 cells each of internal resistance 1.5 Ohm to give maximum current in external load resistance of 2 Ohm will be all 12 in series. in 4 parallel rows each row having 3 cells in series. in 3 parallel rows each row having 4 cells in series. all 12 in parallel. all 12 in series. in 4 parallel rows each row having 3 cells in series. in 3 parallel rows each row having 4 cells in series. all 12 in parallel. ANSWER DOWNLOAD EXAMIANS APP