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If an incandescent lamp of 80 ohms resistance takes a current of 0.75 ampere, what voltage is required

to light it?

A.45 volts

B.60 volts

c.23 volts

D.None of these

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2 Answers

0 votes
answered by

If an incandescent lamp of 80 ohms resistance takes a current of 0.75 ampere, what voltage is required

to light it?

A.45 volts

B.60 volts

c.23 volts

D.None of these

0 votes
answered by
V=IR

   = 80*0.75

    = 60 volts

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