Electronics and Communication Engineering - Measurements and Instrumentation - Discussion

Discussion Forum : Measurements and Instrumentation - Section 2 (Q.No. 18)
18.
Which of these has a magnetic brake?
Thermocouple ammeter
Energy meter
Dynamometer wattmeter
Frequency meter
Answer: Option
Explanation:

Braking torque, in an energy meter, is provided by a magnet.

Discussion:
1 comments Page 1 of 1.

Cheetha said:   1 decade ago
Can anyone explain more ?

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