A moving-coil instrument having a resistance of 100. gives a f.s.d. when the current is 8 MA. Calculate the value of the multiplier to be connected in series with the instrument so that it can be used as a voltmeter for measuring p.d.s. upto 100V. The circuit diagram is shown in Figure 6. I-8 mA RM Va- VM V3D100 V-

Delmar's Standard Textbook Of Electricity
7th Edition
ISBN:9781337900348
Author:Stephen L. Herman
Publisher:Stephen L. Herman
Chapter7: Parallel Circuits
Section: Chapter Questions
Problem 3PP: Using the rules for parallel circuits and Ohmslaw, solve for the missing values....
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A moving-coil instrument having a resistance of 102, gives a f.s.d. when the current is 8
MA. Calculate the value of the multiplier to be connected in series with the instrument so
thát It can be used as a voltmeter for measuring p.d.s. upto 100V. The circuit diagram is
shown in Figure 6.
I-8 mA
RM
Va
VM
-V3D100 V-
Transcribed Image Text:A moving-coil instrument having a resistance of 102, gives a f.s.d. when the current is 8 MA. Calculate the value of the multiplier to be connected in series with the instrument so thát It can be used as a voltmeter for measuring p.d.s. upto 100V. The circuit diagram is shown in Figure 6. I-8 mA RM Va VM -V3D100 V-
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