Ohm's Law - General Questions (3)

Directions to Solve

Ohm's Law - General Questions

17.

How much voltage is needed to produce 2.5 A of current through a 200 resistor?

A.	50 V
B.	500 V
C.	80 V
D.	8 V

Answer: Option B

Explanation:

No answer description available for this question.

18.

What is the approximate resistance setting of a rheostat in which 650 mA of current flows with a 150 V source?

A.	9.7
B.	97
C.	23
D.	230

Answer: Option D

Explanation:

No answer description available for this question.

19.

What is the voltage source for a circuit carrying 2 A of current through a 36 resistor?

A.	1.8 V
B.	18 V
C.	7.2 V
D.	72 V

Answer: Option D

Explanation:

No answer description available for this question .

20.

How much resistance is required to limit the current from a 12 V battery to 3.6 mA?

A.	3.3 k
B.	33 k
C.	2.2 k
D.	22 k

Answer: Option A

Explanation:

No answer description available for this question.

21.

Approximately how many milliamperes of current flow through a circuit with a 40 V source and 6.8 k of resistance?

A.	27.2 mA
B.	59 mA
C.	5.9 mA
D.	590 mA

Answer: Option C

Explanation:

No answer description available for this question.

22.

A resistor is connected across a 50 V source. What is the current in the resistor if the color code is red, orange, orange, silver?

A.	2 mA
B.	2.2 mA
C.	214 mA
D.	21.4 mA

Answer: Option B

Explanation:

No answer description available for this question.

23.

The formula to find I when the values of V and R are known is

A.	I = VR
B.	I = R/V
C.	V = IR
D.	I = V/R

Answer: Option D

Explanation:

No answer description available for this question.

24.

If 750 µA is flowing through 11 k of resistance, what is the voltage drop across the resistor?

A.	8.25 V
B.	82.5 V
C.	14.6 V
D.	146 V

Answer: Option A

Explanation:

No answer description available for this question.

Ohm's Law - General Questions (3)

Ohm's Law - General Questions

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