Question

In a digital measuring device the input electrical signal is in the frequency range of dc to ac (50) Hz. It must be sampled at a rate of

a.

f times/sec

b.

0.5 f times/sec

c.

0.25 f times/sec

d.

2 f times/sec

Answer: (d).2 f times/sec

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Q. In a digital measuring device the input electrical signal is in the frequency range of dc to ac (50) Hz. It must be sampled at a rate of

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