What is the total power in a circuit if the resistance is 800 and the voltage is 60 VDC?

A. 4.5 W

B. 13.33 W

C. 120 W

D. 48 W

User:

A circuit contains six 20 resistors connected in series. What is the total circuit resistance?

A. 60

B. 3.33

C. 6

D. 120

User:

What circuit quantity is measured by connecting a meter's test leads in series with an energized component?

A. Voltage

B. Current

C. Power

D. Resistance

Question

Physics

Orion Buckley

2 December, 16:50

What is the total power in a circuit if the resistance is 800 and the voltage is 60 VDC?

A. 4.5 W

B. 13.33 W

C. 120 W

D. 48 W

User:

A circuit contains six 20 resistors connected in series. What is the total circuit resistance?

A. 60

B. 3.33

C. 6

D. 120

User:

What circuit quantity is measured by connecting a meter's test leads in series with an energized component?

A. Voltage

B. Current

C. Power

D. Resistance

+1

Answers (1)

Know the Answer?

Ashly Hendrix · Answer 1

1.) Power, P = V²/R = 800²/45 = 4.5 W (A).

2.) Six Resistors in Series.

R = R1 + R2 + R3 + R4 + R5 + R6, Since R is the same, R = 20

R total = 6*20 = 120 (D)

3.) It is the current. Series connection is to evaluate current. (B)