1. Which resistor shown in Fig. 19-43 has the greatest current going through it? Assume that all the resistors are equal.

(a) R1

(b) R1 and R2.

(c) R3 and R4.

(d) R5

(e) All of them the same.

2. Figure 19-44 shows three identical bulbs in a circuit. What happens to the brightness of bulb A if you replace bulb B with a short circuit?
(a) Bulb A gets brighter.
(b) Bulb A gets dimmer.
(c) Bulb A's brightness does not change.
(d) Bulb A goes out.

Transcribed Image Text:

R1 R3 R4 "t R2 R5 A