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Electrical Engineering - Alternating Current and Voltage

Exercise : Alternating Current and Voltage - General Questions
11.
A signal with a 400 s period has a frequency of
250 Hz
2,500 Hz
25,000 Hz
400 Hz
Answer: Option
Explanation:
No answer description is available. Let's discuss.
12.
A sine wave of 15 kHz is changing at a faster rate than a sine wave with a frequency of
25 kHz
12 kHz
18 kHz
1.3 MHz
Answer: Option
Explanation:
No answer description is available. Let's discuss.
13.
The average value of a 12 V peak sine wave over one complete cycle is
0 V
1.27 V
7.64 V
6.37 V
Answer: Option
Explanation:
No answer description is available. Let's discuss.
14.
When a sine wave has a frequency of 100 Hz in 12 s it goes through
1/100 cycle
12 cycles
120 cycles
1,200 cycles
Answer: Option
Explanation:
No answer description is available. Let's discuss.
15.
A sawtooth wave has a period of 10 ms. Its frequency is
10 Hz
50 Hz
100 Hz
1,000 Hz
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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