The Voltmeter reading is?

Electricity and Magnetism Level 2

What is the Voltmeter reading in Volts ....

40 18 20 30

Ahmed Salah by Ahmed Salah , 24, Egypt

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1 solution

Ahmed Salah
Jul 29, 2015

1 Helpful 0 Interesting 0 Brilliant 0 Confused

O r V = V B 2 − I ( R + r 2 ) = 30 − 4 ∗ ( 2 + 1 ) = 18 V \large Or~~~~~~~~~ V=V_{B2} - I(R+r_2)=30-4*(2+1)=18~V

Niranjan Khanderia - 5 years, 10 months ago

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