## Marks 1

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Match the following. ...
GATE EE 2015 Set 2
A ($$0-50$$ $$A$$) moving coil ammeter has a voltage drop of $$0.1$$ $$V$$ across its terminals at full scale deflection...
GATE EE 2015 Set 1
The saw-tooth voltage waveform shown in the figure is fed to a moving iron voltmeter. Its reading would be close to ____...
GATE EE 2014 Set 2
The input impedance of the permanent magnet moving coil $$(PMMC)$$ voltmeter is infinite. Assuming that the diode shown ...
GATE EE 2013
Three moving iron type voltmeters are connected as shown below. Voltmeter readings are $$V,$$ $${V_1}$$ and $${V_2}$$ , ...
GATE EE 2013
A periodic voltage waveform observed on an oscilloscope across a load is shown. A permanent magnet moving coil $$(PMMC)... GATE EE 2012 An ammeter has a current range of$$0$$-$$5A,$$and its internal resistance is$$0.2\Omega $$. In order to change the ra... GATE EE 2010 A$$PMMC$$voltmeter is connected across a series combination of a$$DC$$voltage source$${V_1} = 2V$$and$$AC$$volta... GATE EE 2005 A galvanometer with a full scale current of$$10mA$$has a resistance of$$1000\Omega $$. The multiplying power... GATE EE 2004 A Manganin swamping resistance is connected in series with a moving coil ammeter consisting of a milli-ammeter and a sui... GATE EE 2003 The effect of stray magnetic fields on the actuating torque of a portable instrument is maximum when the operating field... GATE EE 2003 A d.c. voltmeter has a sensitivity of$$1000\Omega /volt.$$When it measures half full scale in$$100V$$range,... GATE EE 1998 A moving coil galvanometer is made into a d.c. ammeter by connecting GATE EE 1998 An advantage of a permanent magnet moving coil instrument is that it is GATE EE 1996 The scale of a voltmeter is uniform. Its type is GATE EE 1996 For a given frequency, the deflecting torque of an induction ammeter is directly proportional to GATE EE 1996 Four ammeters$$M1, M2, M3$$and$$M4$$with the following specifications are available. A current of$$1A$$is ... GATE EE 1995 Two$$100V$$full scale$$PMMC$$type D.C voltmeter having figure of merits ($$FOM)$$of$$10k\Omega /V$$and$$20k\Omeg...
GATE EE 1995
A $$0$$-$$10$$ $$mA$$ $$PMMC$$ ammeter reads $$4$$ $$mA$$ in a circuit. Its bottom control spring snaps suddenly. The me...
GATE EE 1994
An unshielded moving iron voltmeter is used to measure the voltage in an a.c. circuit. If a stray d.c. magnetic field ha...
GATE EE 1992
The current $$i(t)$$ passing through $$10\Omega$$ resistor as shown in fig $$A$$. as a waveform as shown in fig $$B.$$ ...
GATE EE 1991

## Marks 2

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A 0-1 Ampere moving iron ammeter has an internal resistance of 50 m$$\Omega$$ and inductance of 0.1 mH. A shunt coil is...
GATE EE 2018
A dc voltage with ripple is given by $$v\left( t \right)\,\,\,\, = \,\,\,\,\left[ {100 + 10\sin \left( {\omega t} \right... GATE EE 2016 Set 1 A periodic waveform observed across a load is represented by$$$V\left( t \right) = \left\{ {\matrix{ {1 + \sin \,\o... GATE EE 2014 Set 3 Two ammeters $$X$$ and $$Y$$ have resistances of $$1.2$$ $$\Omega$$ and $$1.5$$ $$\Omega$$ respectively and they give ... GATE EE 2014 Set 2 The reading of voltmeter $$(rms)$$ in volts, for the circuit shown in the figure is ______. ... GATE EE 2014 Set 1 The dc current flowing in a circuit is measured by two ammeters, one PMMC and another electrodynamometer type, connected... GATE EE 2014 Set 1 An analog voltmeter uses external multiplier settings. With a multiplier setting of $$20\,\,k\Omega ,$$ it reads $$440$$... GATE EE 2012 An average-reading digital multimeter reads $$10V$$ when fed with a triangular wave, symmetric about the time axis. For ... GATE EE 2009 A current of $$- 8 + 6\sqrt 2 \left( {\sin \,\omega t + {{30}^0}} \right)\,\,A$$ is passed though three meters. They ar... GATE EE 2006 A $$1000$$ $$V$$ $$DC$$ supply has two $$1-core$$ cables as its positive and negative leads: their insulation resistance... GATE EE 2005 A DC ammeter has a resistance of $$0.1$$$$\Omega$$ and its current range is $$0$$ – $$100A.$$ If the range is to be ext... GATE EE 2005 A moving coil of a meter has $$100$$ turns, and a length and depth of $$10$$ $$mm$$ and $$20$$ $$mm$$ respectively. It i... GATE EE 2004 A moving iron ammeter produces a full scale torque of $$240$$ $$\,\mu Nm$$ with a deflection of $${120^ \circ }$$ at a c... GATE EE 2004 The inductance of a certain moving-iron ammeter is expressed as $$L = 10 + 3\theta - {{{\theta ^2}} \over 4}\mu H,\,\,... GATE EE 2003 An ac voltmeter uses the circuit shown below, where the$$PMMC$$meter has an internal resistance of$$100\Omega $$... GATE EE 2003 A$$100\mu A$$ammeter has an internal resistance of$$100\,\Omega $$. For extending its range to measure$$500$$... GATE EE 2001 A current of$$\left[ {2 + \sqrt 2 \sin \left( {314t + 30} \right) + 2\sqrt 2 \cos \left( {952t + 45} \right)} \right]$\$...
GATE EE 1999

## Marks 5

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For the given circuit the internal resistance of the ammeters as well as that of the current coil of the wattmeter are z...
GATE EE 1999

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