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Measurement and Instrumentation

Measurement and Instrumentation
An induction meter can handle current upto

30 A
100 A
10 A
60 A

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Measurement and Instrumentation
A thermometer having first order dynamics is subjected to a sudden temperature change of 30oc to 150oc. If it has he time constant of 5 sec, what temperature will be indicated by after 5 sec?

 105.6o.
 150o.
 63.25o.
 30o.

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Measurement and Instrumentation
Induction type single phase energy meters measure electric energy in

VAR
Wh
kW
kWh

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Measurement and Instrumentation
Most sensitive galvanometer is

Spot ballastic galvanometer
Elastic galvanometer
Vibration galvanometer
Duddle galvanometer

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Measurement and Instrumentation
Induction wattmeter can measure

Ac power only
Dc power only
None of the listed here
Both AC and DC

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Measurement and Instrumentation
An ammeter of range 0-25 A has a guaranteed accuracy of 1% of full-scale reading. The current measured by the ammeter is 5 A. The limiting error in the reading is

 4%
 3%
 6%
 5%

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MORE MCQ ON Measurement and Instrumentation

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