Everyday Science Mcqs


Q.  Which instrument is used to measure the power of electric circuit ?

a. Wavemeter
b. Viscometer
c. Wattmeter
d. None of these


ANSWER: See Answer
 
A wattmeter is an electrical instrument which is used to measure the electric power (in watts) of any electrical circuit.
Voltmeter – is used to measure electric potential difference between two points,
Wavemeter – is used to measure the wavelength of a radiowave,
Viscometer – is used measure viscosity of liquid.
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