`10^(-3)` amp is flowing through a resistance of `1000 Omega`. To measure the correct potential difference, the voltmeter is to be used to which the resistance should be

A current of I mA is flowing through a resistance of 1000 Omega . To measure the potential difference across it, a voltmeter should be used whose resistance is

A cell of emf 1.4V and internal resistance 2 Omega is connected in series with a resistance of 100 Omega and an ammeter. The resistance of the ammeter is 4/3 Omega .To measure the potential difference between the two ends of the resistance a voltmeter is connected .Draw the circuit

A cell of emf 1.4V and internal resistance 2 Omega is connected in series with a resistance of 100 Omega and an ammeter. The resistance of the ammeter is 4/3 Omega .To measure the potential difference between the two ends of the resistance a voltmeter is connected IF the reading of the voltmeter is 1.10V, what will be its error?

A cell of emf 1.4V and internal resistance 2 Omega is connected in series with a resistance of 100 Omega and an ammeter. The resistance of the ammeter is 4/3 Omega .To measure the potential difference between the two ends of the resistance a voltmeter is connected IF the reading of the ammter is 0.02 A.what is the resistance of the voltmeter?

Calculate the current flowing through a wire of resistance 5 Omega connected to a battery of potential difference 3 V.

A current of 0.2 A flows through a conductor of resistance 4.5 Omega . Calculate the potential difference at the ends of the conductor.

If a current of strength 3 A flows through a resistance of 20 Omega for 10 minutes, then calculate the amount of heat produced in the resistance.

What is potential difference when 0.5 amp current flows through a conductor having resistance 12 Omega ?

Calculate the current flowing through a wire of resistance 7.5 Omega connected to a battery of potential difference 1.5. V.

A voltmeter of resistance R is to be used to measure the potential difference across a resistance r . The nearest reading in the absence of voltmeter ?