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BITSAT 2009

Exam: BITSAT
Year: 2009
Subject: Physics
Chapter: Current Electricity

BITSAT 2009 · Physics · Current Electricity

An ammeter reads upto 1 ampere. Its internal resistance is 0.81...

An ammeter reads upto 1 ampere. Its internal resistance is

0.81 \mathrm{ohm}.

To increase the range to 10 A the value of the required shunt is

Options

A $0.03 \Omega$
B $0.3 \Omega$
C $0.9 \Omega$
D $0.09 \Omega$

Correct answer

D. $0.09 \Omega$

Step-by-step solution

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