In a dynamometer type wattmeter used to measure power as it has no -1 *.sense to power factor True O False O

Introductory Circuit Analysis (13th Edition)
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ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
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In a dynamometer type wattmeter used to measure power as it has no -1
* .sense to power factor
True
False
* The current coil carries current proportional to the voltage in circuit-2
False
True
The frequency and supply voltage of induction wattmeter's are -3
*.Constant
False
True
In wattmeter both current and pressure coils are required. For -4
*.obtaining the required phase difference Shaded pole principle is used
True
False
Transcribed Image Text:In a dynamometer type wattmeter used to measure power as it has no -1 * .sense to power factor True False * The current coil carries current proportional to the voltage in circuit-2 False True The frequency and supply voltage of induction wattmeter's are -3 *.Constant False True In wattmeter both current and pressure coils are required. For -4 *.obtaining the required phase difference Shaded pole principle is used True False
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