Answer to Question #51521 in Electricity and Magnetism for enex

Question #51521
A voltmeter connected across a 60Hz ac source reads 240v. write down the expression of the instantaneous voltage as a function of time.
a)240sin339.4t
b)339.4sin377t
c)377cos339.4t
d)240cos229.4t
1
Expert's answer
2015-03-24T04:24:20-0400
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