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DSSSB JE EE : Electrical & Electronic Measurements QUIZ-1

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Question 1

An inverse transducer converts

Question 2

Lissajous pattern obtained on a CRO screen is a circle. Frequency of two signals are

Question 3

Frequency can be measured by using:-

Question 4

The inductance of a high Q inductor can be measured using a:-

Question 5

The permanent magnet in an a.c. energy meter provides:-

Question 6

In a particular meter, the deflecting torque is directly proportional to the current flowing through it, the type of meter is

Question 7

In a thermocouple the cold junction ¡s at 20°C and the neutral temperature is at 250oC . The inversion temperature is:

Question 8

The megohmmeter is used for measurement of:

Question 9

Piezo meter is used to measure

Question 10

Which of the following devices is used to measure flow in an open channel?
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Feb 12AE & JE Exams