Ammeter movement has an internal resistance of1002 and requires 1mA dc for full-scale deflection.Shunting resistor Rsh placed across the movement,has a value of 200Q. Diodes D1 and D2 have anaverage forward resistance of 4002 each andassumed to have infinite resistance in the reversedirection. For a 10V a.c. range, calculate:a) The value of multiplier Rs.b) The voltmeter sensitivity on the a.c. range.RsD1D2Rshi/pKt

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Answered: a) The value of multiplier Rs. b) The…

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a) The value of multiplier Rs. b) The voltmeter sensitivity on the a.c. range. Rs D1 A D2 Rsh /p M

Power System Analysis and Design (MindTap Course List)

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ISBN:9781305632134

Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Publisher:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Chapter4: Transmission Line Parameters

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Problem 4.2P: The temperature dependence of resistance is also quantified by the relation R2=R1[ 1+(T2T1) ] where...

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Question

Ammeter movement has an internal resistance of
1002 and requires 1mA dc for full-scale deflection.
Shunting resistor Rsh placed across the movement,
has a value of 200Q. Diodes D1 and D2 have an
average forward resistance of 4002 each and
assumed to have infinite resistance in the reverse
direction. For a 10V a.c. range, calculate:
a) The value of multiplier Rs.
b) The voltmeter sensitivity on the a.c. range.
Rs
D1
D2
Rsh
i/p
Kt

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