CSS - PMS - CCE - PCS - Everyday Science
Electricity and Magnetism
A current of 0.5 A flows through 8 Ω. Voltage is:
A. 3 V
B. 6 V
C. 5 V
D. 4 V
Correct Answer: D
V = IR.
CSS - PMS - CCE - PCS - Everyday Science
Electricity and Magnetism
A current of 0.5 A flows through 6 Ω. Voltage is:
A. 4 V
B. 5 V
C. 3 V
D. 2 V
Correct Answer: C
V = IR.
CSS - PMS - CCE - PCS - Everyday Science
Electricity and Magnetism
A current of 0.5 A flows through 4 Ω. Voltage is:
A. 1 V
B. 3 V
C. 2 V
D. 4 V
Correct Answer: C
V = IR.
CSS - PMS - CCE - PCS - Everyday Science
Electricity and Magnetism
A current of 0.5 A flows through 2 Ω. Voltage is:
A. 3 V
B. 0 V
C. 2 V
D. 1 V
Correct Answer: D
V = IR.
CSS - PMS - CCE - PCS - Everyday Science
Electricity and Magnetism
A 20 Ω resistor is connected across 240 V. Current is:
A. 14 A
B. 12 A
C. 11 A
D. 13 A
Correct Answer: B
I = V/R.
CSS - PMS - CCE - PCS - Everyday Science
Electricity and Magnetism
A 12 Ω resistor is connected across 240 V. Current is:
A. 20 A
B. 19 A
C. 21 A
D. 22 A
Correct Answer: A
I = V/R.
CSS - PMS - CCE - PCS - Everyday Science
Electricity and Magnetism
A 10 Ω resistor is connected across 240 V. Current is:
A. 25 A
B. 24 A
C. 23 A
D. 26 A
Correct Answer: B
I = V/R.
CSS - PMS - CCE - PCS - Everyday Science
Electricity and Magnetism
A 8 Ω resistor is connected across 240 V. Current is:
A. 30 A
B. 31 A
C. 29 A
D. 32 A
Correct Answer: A
I = V/R.
CSS - PMS - CCE - PCS - Everyday Science
Electricity and Magnetism
A 6 Ω resistor is connected across 240 V. Current is:
A. 41 A
B. 40 A
C. 39 A
D. 42 A
Correct Answer: B
I = V/R.
CSS - PMS - CCE - PCS - Everyday Science
Electricity and Magnetism
A 4 Ω resistor is connected across 240 V. Current is:
A. 61 A
B. 59 A
C. 60 A
D. 62 A
Correct Answer: C
I = V/R.
CSS - PMS - CCE - PCS - Everyday Science
Electricity and Magnetism
A 3 Ω resistor is connected across 240 V. Current is:
A. 82 A
B. 80 A
C. 81 A
D. 79 A
Correct Answer: B
I = V/R.
CSS - PMS - CCE - PCS - Everyday Science
Electricity and Magnetism
A 2 Ω resistor is connected across 240 V. Current is:
A. 122 A
B. 120 A
C. 121 A
D. 119 A
Correct Answer: B
I = V/R.
CSS - PMS - CCE - PCS - Everyday Science
Electricity and Magnetism
A 20 Ω resistor is connected across 120 V. Current is:
A. 6 A
B. 8 A
C. 7 A
D. 5 A
Correct Answer: A
I = V/R.
CSS - PMS - CCE - PCS - Everyday Science
Electricity and Magnetism
A 12 Ω resistor is connected across 120 V. Current is:
A. 9 A
B. 11 A
C. 10 A
D. 12 A
Correct Answer: C
I = V/R.
CSS - PMS - CCE - PCS - Everyday Science
Electricity and Magnetism
A 10 Ω resistor is connected across 120 V. Current is:
A. 14 A
B. 13 A
C. 12 A
D. 11 A
Correct Answer: C
I = V/R.
CSS - PMS - CCE - PCS - Everyday Science
Electricity and Magnetism
A 8 Ω resistor is connected across 120 V. Current is:
A. 16 A
B. 14 A
C. 17 A
D. 15 A
Correct Answer: D
I = V/R.
CSS - PMS - CCE - PCS - Everyday Science
Electricity and Magnetism
A 6 Ω resistor is connected across 120 V. Current is:
A. 20 A
B. 19 A
C. 22 A
D. 21 A
Correct Answer: A
I = V/R.
CSS - PMS - CCE - PCS - Everyday Science
Electricity and Magnetism
A 4 Ω resistor is connected across 120 V. Current is:
A. 29 A
B. 32 A
C. 30 A
D. 31 A
Correct Answer: C
I = V/R.
CSS - PMS - CCE - PCS - Everyday Science
Electricity and Magnetism
A 3 Ω resistor is connected across 120 V. Current is:
A. 41 A
B. 40 A
C. 39 A
D. 42 A
Correct Answer: B
I = V/R.
CSS - PMS - CCE - PCS - Everyday Science
Electricity and Magnetism
A 2 Ω resistor is connected across 120 V. Current is:
A. 60 A
B. 62 A
C. 61 A
D. 59 A
Correct Answer: A
I = V/R.