Three 47 Ω resistors are connected in parallel across a 110 volt source. The current drawn from the source is approximately_______________?

Related Mcqs:

1. Three lights are connected in parallel across a 120 volt source. If one light burns out_____________?

   A. the remaining two will glow dimmer
   B. the remaining two will glow brighter
   C. the remaining two will not light
   D. the remaining two will glow with the same brightness as before

2. Four equal-value resistors are connected in parallel. Ten volts are applied across the parallel circuit and 2 mA are measured from the source. The value of each resistor is______________?

   A. 12.5 Ω
   B. 200 Ω
   C. 20 KΩ
   D. 50 Ω

3. A set of Christmas tree lights is connected in parallel across a 110 V source. The filament of each light bulb is 1.8 k. The current through each bulb is approximately___________?

   A. 610 mA
   B. 18 mA
   C. 110 mA
   D. 61 mA

4. There is a total of 800 mA of current into four parallel resistors. The currents through three of the resistors are 40 mA, 70 mA, and 200 mA. The current through the fourth resistor is______________?

   A. 490 mA
   B. 800 mA
   C. 310 mA
   D. 0 A

5. Five light bulbs are connected in parallel across 110 V. Each bulb is rated at 200 W. The current through each bulb is approximately___________?

   A. 2.2 A
   B. 137 mA
   C. 1.8 A
   D. 9.09 A

6. The total resistance of a parallel circuit is 50 Ω. If the total current is 120 mA, the current through the 270 Ω that makes up part of the parallel circuit is approximately_______________?

   A. 22 mA
   B. 120 mA
   C. 220 mA
   D. 50 mA

7. 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

8. The following resistors are in parallel across a voltage source: 220Ω , 470Ω , and 560Ω . The resistor with the least current is______________?

   A. 220 Ω
   B. 470 Ω
   C. 560 Ω
   D. impossible to determine without knowing the voltage

9. Six resistors are in parallel. The two lowest-value resistors are both 1.2 kΩ. The total resistance_____________?

   A. is less than 6 kΩ
   B. is greater than 1.2 kΩ
   C. is less than 1.2 kΩ
   D. is less than 600 Ω

10. Six resistors are in parallel. The two lowest-value resistors are both 1.2 kΩ. The total resistance______________?

    A. is less than 6 kΩ
    B. is greater than 1.2 kΩ
    C. is less than 1.2 kΩ
    D. is less than 600 Ω