Answered

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A resistor has a resistance of 50 Ohms. If a 9V battery is connected to it, how much current flows in the wire?

Remember to show all your working out.

Give your answer a unit.

Sagot :

jcherry99

Answer:

0.18 amperes

Explanation:

V = 9

R = 50 ohms

I =  ?

Formula

V = I * R

Solution

9 = I * 50           Divide by 50. Switch

I = 9 / 50

I = 0.18 amperes.

If you know what a milliampere is then it is 180 ma which is very large for a 9 volt battery to handle

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