Current Electricity and Electrical InstrumentHard
Question
An ammeter reads upto 1 ampere. Its internal resistance is 0.81 ohm. To increase the range to 10 A the value of the required shunt is
Options
A.0.03 Ω
B.0.3 Ω
C.0.9 Ω
D.0.09 Ω
= 0.09 ΩTopic: Current Electricity and Electrical Instrument·Practice all Current Electricity and Electrical Instrument questions
More Current Electricity and Electrical Instrument Questions
Two resistances equal at 0oC with temperature coefficient of resistance α1 and α2 joined in series temperature...In the electric network shown, when no current flows through the 4Ω resistor in the arm EB, the potential differenc...The value of total resistance between x and y in ohm is :-...The reading of the ammeter (A) in steady state in the following circuit (assuming negligible internal resistance of the ...A potential gradient is created in the wire by a standared cell for the comparision of emf′s of two cells in a pot...