Recent questions tagged dynamometer

1 answer 8 views

State the effects of errors in dynamometer type wattmeter due to i) pc- inductance ii) pc- capacitance iii) mutual inductance iv) Connection.

asked Sep 6, 2018 by Shimroz123
1 answer 6 views

State any four errors that occur in dynamometer type wattmeter

asked Sep 6, 2018 by Shimroz123
1 answer 15 views

With a neat sketch explain working of 1 phase dynamometer type power factor meter.

asked Sep 6, 2018 by Shimroz123
1 answer 6 views

With neat diagram explain constructional details of dynamometer type wattmeter.

asked Sep 6, 2018 by Shimroz123
1 answer 47 views

The potential coil of a single phase dynamometer wattmeter has 4840 Ohm resistance. Voltage across the load is 220 V. With the potential coil connected on the load side, the meter indicates 100 W. Approximate percentage error due to wattmeter connection is (A) 11% (B) 9% (C) 1.1% (D) 3%

asked Apr 25, 2018 in Instrumentation and control by Shimroz123
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