4. An ammeter has an internal resistance of 50 Ω. The meter movement itself can handle up to 1 mA. If 10 mA is applied to the meter, the shunt resistor, R_{SH1}, is approximately ________.

(a) 55 Ω (b) 5.5 Ω (c) 50 Ω (d) 9 Ω

Answer

Answer : (b)

Explanation

Explanation : No answer description available for this question. Let us discuss.

5. The total resistance of a parallel circuit is 50 Ω. If the total current is 120 mA, the current through the 270 Ω resistor that makes up part of the parallel circuit is approximately ________.

(a) 22 mA (b) 120 mA (c) 220 mA (d) 50 mA

Answer

Answer : (a)

Explanation

Explanation : No answer description available for this question. Let us discuss.

5555555555 20. Four resistors of equal value are connected in parallel. If the total voltage is 15 V and the total resistance is 600 Ω, the current through each parallel resistor is ________. (a) 25 mA (b) 100 mA (c) 6.25 mA (d) 200 mA

5555555555 5. The total resistance of a parallel circuit is 50 Ω. If the total current is 120 mA, the current through the 270 Ω resistor that makes up part of the parallel circuit is approximately ________. (a) 22 mA (b) 120 mA (c) 220 mA (d) 50 mA

5555555555 17. A 470 Ω resistor and a coil with 125 Ω inductive reactance are in parallel. Both components are across a 15 V ac voltage source. Current through the inductor is ________. (a) 152 mA (b) 32 mA (c) 12 mA (d) 120 mA

5555555555 15. A series circuit has a 24 V source and a total resistance of 120 Ω. The current through each resistor is ________. (a) 24 mA (b) 200 mA (c) 120 mA (d) 20 mA

5555555555 2. A certain series circuit consists of a 1/8 W resistor, a 1/4 W resistor, and a 1/2 W resistor. The total resistance is 1200 Ω. If each resistor is operating in the circuit at its maximum power dissipation, total current flow is ________. (a) 27 mA (b) 2.7 mA (c) 19 mA (d) 190 mA