Free Printable Ohm's Law in Circuits

1.

What is the voltage of a circuit with 4 ohms of resistance and 3 amps of current?

a)

12 V

b)

21 V

c)

4/3 V

d)

3/4 V

2.

What is the current in a circuit with 6 ohms of resistance and a battery containing 24 Volts?

a)

1/4 A

b)

144 A

c)

4 A

d)

0.4 A

3.

What is voltage?

a)

the amount of push the electrical source supplies to the circuit

b)

how much a given device resists the flow of electric current

c)

flow of electric charge

d)

none of the above

4.

What is current?

a)

the amount of push the electrical source supplies to the circuit

b)

how much a given device resists the flow of electric current

c)

flow of electric charge

d)

none of the above

5.

What is resistance?

a)

the amount of push the electrical source supplies to the circuit

b)

how much a given device resists the flow of electric current

c)

flow of electric charge

d)

none of the above

6.

The following type of circuit has the same voltage throughout the entire circuit.

a)

series

b)

parallel

7.

The current is the same throughout this type of circuit

a)

series

b)

parallel

8.

If the Voltage is increased and the resistance stays the same, Current will

a)

Increase

b)

Decrease

c)

Stay the same

d)

X

9.

If the Voltage stays the same and Resistance is increased, Current will

a)

Increase

b)

Decrease

c)

Stay the same

d)

X

10.

Total resistance in this type of circuit is always larger than any of its single resistor.

a)

series

b)

parallel

11.

The total resistance in this type of circuit is always smaller than any of its single resistor.

a)

series

b)

parallel

12.

What is the current of a series circuit with values of 5, 9, 17 ohms, with a battery of 12V

a)

0.3871

b)

3870.0

c)

372.0

d)

4.4395

13.

A parallel circuit has 6 ohm, 10 ohm, 12 ohm and 15 ohm resistors and a voltage of 10V, what is the current?

answer given in nearest whole number

a)

1.0

b)

2.0

c)

3.0

d)

4.0

14.

The current going through the 90 ohm resistor is

a)

10 amps

b)

0.1 amps

c)

0.2 amps

d)

.06 amps

15.

Find the voltage across R₁

a)

12 V

b)

4V

c)

3V

d)

2K

16.

Three resistors, $R_A=10\ \Omega$ , $R_B\ =20\ \Omega$ , and $R_C\ =\ 25\ \Omega$ , are connected in SERIES. The total resistance of this setup is equal to _____.

a)

$0.19\ \Omega$

b)

$5.26\ \Omega$

c)

$18.33\ \Omega$

d)

$55\ \Omega$

17.

Three resistors, $R_A=10\ \Omega$ , $R_B\ =20\ \Omega$ , and $R_C\ =\ 25\ \Omega$ , are connected in PARALLEL. The total resistance of this setup is equal to _____.

a)

$0.19\ \Omega$

b)

$5.26\ \Omega$

c)

$18.33\ \Omega$

d)

$55\ \Omega$

18.

Two resistors, $R_1$ and $R_2\$ are connected in SERIES. If $R_2\ >\ R_1$ , which among the statements is TRUE about the electric currents that passes thru each resistor?

a)

$I_1\ >\ I_2$

b)

$I_1=I_2$

c)

$I_1<I_2$

19.

Two resistors, $R_1$ and $R_2\$ are connected in PARALLEL. If $R_2\ >\ R_1$ , which among the statements is TRUE about the voltage that is used up by each resistor?

a)

$V_1\ >\ V_2$

b)

$V_1=V_2$

c)

$V_1<V_2$

20.

How many Volts would we need to produce a current flow of 8 Amps through a 6 Ohm resistor

a)

12 volts

b)

24 volts

c)

1.3333

d)

48 volts

Ohm's Law in Circuits

Total questions: 20

Worksheet time: 16mins

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