Current Electricity and Electrical InstrumentHard
Question
Resistance of an ideal voltmeter is :
Options
A.zero
B.less than 1 ohm
C.more than 1 ohm
D.infinite
Topic: Current Electricity and Electrical Instrument·Practice all Current Electricity and Electrical Instrument questions
More Current Electricity and Electrical Instrument Questions
The length of a potentiometer wire is 10m. A standard cell of 1.1 volt is balanced at 550cm length of the wire. The maxi...Consider the following two statements. (A) Kirchhoff′s junction law follows from the conservation of charge (B) Ki...In the circuit given below, V(t) is the sinusoidal voltage source, voltage drop VAB(t) across the resistance R is :-...The internal resistance of a 2.1 V cell which gives a current of 0.2 A through a resistance of 10 Ω is...In the potentiometer arrangement shown, the driving cell D has emf e and internal resistance r. The cell C, whose emf is...