Electrical and Electronic Measurements - MADE EASY Study Material for GATE, ESE and SES Exams

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Quality Factor Meter (Q Meter)

A quality factor meter is an instrument which is used to measure the value of storage factor Q directly and

When a varying potential applied to the proper axis of a crystal, there is a change in dimension of the

Cathode ray tube acts as the heart of the cathode ray oscilloscope (CRO). Below figure shows the basic construction and

The error occurring in electrodynamometer wattmeters are explained as under : 1. Error due to Connection There are two methods

Electrodynamometer type instruments can be used as ac voltmeter, Ammeters, Wattmeters and p.f. meters. With slight modification, they can also

Maxwell’s Inductance Bridge measures an inductance by comparison with a variable standard self inductance. The bridge circuit arrangement with the

Error: Deviation of the measured value from the true value of the quantity being measured is called an error. A