A Galvanometer Has an Internal Resistance of 100 Ω and Deflects

question 96

Multiple Choice

A galvanometer has an internal resistance of 100 Ω and deflects full-scale at 2.00 mA. What size resistor should be added to it to convert it to a millivoltmeter capable of reading up to 400 mV?

• A)50.0 Ω in series
• B)50.0 Ω in parallel
• C)75.0 Ω in parallel
• D)100 Ω in series
• E)100 Ω in parallel

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