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Recent questions tagged measure

1 answer 11 views

Explain the term reactive power. Why it is sometimes essential to measure reactive power?

asked Sep 6, 2018 by Shimroz123
1 answer 6 views

List any four measure knobs on front panel on CRO.

asked Sep 6, 2018 by Shimroz123
1 answer 8 views

‘PMMC instrument is not suitable to measure AC quantity’. State the reason.

asked Sep 6, 2018 by Shimroz123
1 answer 19 views

Name the method used to measure following resistances:- (i) Low resistance (ii) Medium resistance (iii) Insulation resistance (iv) Earth resistance.

asked Sep 6, 2018 by Shimroz123
1 answer 29 views

A _________ is used to measure the stator % winding temperature of the generator.  (A) Thermocouple (B) Pyrometer (C) Resistance thermometer (D) Thermometer

asked May 8, 2018 in Electrical Machine by Shimroz123
1 answer 14 views

A Pyrheliometer is an instrument to measure :  (A) temperature of solar photovoltaic cell  (B) intensity of direct solar radiation at normal incidence  (C) intensity of indirect solar radiation  (D) efficiency of a solar photovoltaic cell

asked Apr 29, 2018 in Electrical Measurements and Instrumentation by Shimroz123
1 answer 18 views

Piezoelectric Transducer is used to measure  (1) displacement (2) resistance (3) current (4) temperature

asked Apr 29, 2018 in Electrical Measurements and Instrumentation by Shimroz123
1 answer 58 views

An unshielded moving iron voltmeter is used to measure the voltage in an AC circuit. The stray DC magnetic field having a component along the axis will be  (1) unaffected (2) decreased (3) increased (4) either decreased or increased depending on the direction of the DC field

asked Apr 29, 2018 in Electrical Measurements and Instrumentation by Shimroz123
1 answer 107 views

Which of the following can be used to measure the capacitance of a capacitor? A) Rheostat B) Schering bridge C) Wheatstone bridge D) None of these

asked Apr 29, 2018 in Electrical Measurements and Instrumentation by Shimroz123
1 answer 46 views

An open-circuit test on a transformer is conducted primarily to measure?

asked Mar 19, 2018 in Transformer by Shimroz123
0 answers 11 views

How do you measure the speed of a motor?

asked Mar 15, 2018 in Electrical Engineering by Quiz
0 answers 70 views

What are ways we can measure the flow of electrons?

asked Mar 14, 2018 in Electrical Engineering by Quiz
1 answer 17 views

What is the unit of measure for voltage?

asked Mar 10, 2018 in Electrical Measurements and Instrumentation by Quiz
3 answers 91 views

What type of meter is used to measure current?

asked Mar 10, 2018 in Electrical Measurements and Instrumentation by Quiz
2 answers 111 views
1 answer 12 views

How do you measure power factor?

asked Mar 10, 2018 in Power quality by Quiz
0 answers 18 views

What does an electric meter measure?

asked Mar 10, 2018 in Power quality by Quiz
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