Conversion of Galvanometer to Ammeter
 1) Which is the device used to measure large electric currents in a circuit? Voltmeter None of these Ammeter Galvanometer

 2) How can we convert a galvanometer into a voltmeter? By connecting high resistance in parallel with the galvanometer. By connecting high resistance in series with the galvanometer. By connecting low resistance in parallel with the galvanometer. By connecting low resistance in series with the galvanometer.

 3) Which instrument is used for measuring electrical potential difference between two points in a circuit? Galvanometer Potentiometer Voltmeter Ammeter

 4) How can we convert a galvanometer into a ammeter? By connecting high resistance in series with the galvanometer. By connecting low resistance in series with the galvanometer. None of these By connecting low resistance in parallel with the galvanometer.

 5) Select a resistance among the following to be connected in parallel to convert a 1 mA full scale deflection galvanometer of resistance 100Ω into an ammeter to read up to 1A? Data inadequate 1Ω 0.001Ω 0.111Ω

 6) Write an alternative name of a high resistance galvanometer, used to measure potential difference between two points? Ammeter Resistor Voltmeter Galvanometer

 7) A galvanometer of resistance 50Ω shows full scale division for a current of 0.05A. Calculate the length of shunt resistance required to convert the given galvanometer into an ammeter of range 0 to 5A. The diameter of the shunt wire is 2 mm and its resistivity is 5×10^-7Ωm. 0.3175 cm 3.175 cm 3.175 m 2.975 m

 8) What is the resistance of an ideal ammeter? Infinity One Cannot be determined Zero

 9) Choose the correct statement from the following The resistance of an ideal ammeter is infinity. Ammeter is a high resistance instrument. Voltmeter is a parallel combination of galvanometer and shunt resistance. The resistance of an ideal ammeter is zero.

 10) What resistance must be connected to enable the galvanometer of resistance 5Ω and have a full scale deflection 15 mA to read 1.5V? 9.5 Ω 90Ω 9.0Ω 95Ω

Cite in Scientific Research:

Nedungadi P., Raman R. & McGregor M. (2013, October). Enhanced STEM learning with Online Labs: Empirical study comparing physical labs, tablets and desktops. In Frontiers in Education Conference, 2013 IEEE (pp. 1585-1590). IEEE.

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