. 1 pt(s). |
Look at the circuit below. Both bulbs are identical. Bulb X would be
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A. | dimmer than bulb Y | ||
B. | brighter than bulb Y | ||
C. | just as bright as bulb Y |
. 1 pt(s). |
Look at the circuit below. Both bulbs are identical. Bulb X is
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A. | dimmer than bulb Y | ||
B. | brighter than bulb Y | ||
C. | just as bright as bulb Y |
. 1 pt(s). |
Two circuits were set up as shown below. All the bulbs in both circuits were identical. Comparing circuits 1 and 2, bulb X is
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A. | dimmer than in circuit 1 | ||
B. | brighter than in circuit 1 | ||
C. | the same as in circuit 1 |
. 1 pt(s). |
Look at the circuit diagram below. The current at position S is 4A. The current at position T is 2A. What is the current at position P?
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A. | 0A | ||
B. | 2A | ||
C. | 4A | ||
D. | 6A | ||
E. | 8A |
. 1 pt(s). |
Look at the circuit diagram below. The current at position S is 4A. The current at position T is 2A. What is the current at position R?
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A. | 0A | ||
B. | 2A | ||
C. | 4A | ||
D. | 6A | ||
E. | 8A |
. 1 pt(s). |
Look at the circuit diagram below. The current at position S is 4A. The current at position T is 2A. What is the current at position Q?
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A. | 0A | ||
B. | 2A | ||
C. | 4A | ||
D. | 6A | ||
E. | 8A |
. 1 pt(s). |
Look at the circuit diagram below. For bulb M to light up,
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A. | only switch P must be closed | ||
B. | only switch Q must be closed | ||
C. | both switches must be closed | ||
D. | neither switch need be closed |
. 1 pt(s). |
Look at the circuit diagram below. For bulb N to light up,
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A. | only switch P must be closed | ||
B. | only switch Q must be closed | ||
C. | both switches must be closed | ||
D. | neither switch need be closed |
. 1 pt(s). |
The lights in your home are wired | |
A. | in parallel, so that if one fails the remainder stay on | |
B. | in series, so that if one fails the remainder stay on | |
C. | in parallel, so that if one fails all the lights go off | |
D. | in series, so that if one fails all the lights go off |
. 1 pt(s). |
In which of the following circuits does the voltmeter measure the voltage across bulb X? | ||
A. |
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B. |
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C. |
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D. |
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. 1 pt(s). |
A circuit is set up as shown.
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A. | I only | ||
B. | II only | ||
C. | III only | ||
D. | I and II only | ||
E. | I and III only |
. 1 pt(s). |
A circuit is set up as shown.
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A. | I only | ||
B. | II only | ||
C. | I and II only | ||
D. | I and III only | ||
E. | I, II and III |
. 1 pt(s). |
A circuit is set up. The readings on ammeters A1, A2 and A3 are shown. (an ampere is the same as an amp, A) The reading on ammeter A4 is
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A. | 1 ampere | ||
B. | 7 ampere | ||
C. | 10 ampere | ||
D. | 11 ampere | ||
E. | 14 ampere |
. 1 pt(s). |
A circuit is set up as shown.
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A. | A | ||
B. | B | ||
C. | C | ||
D. | D | ||
E. | E |