Electrical Measurements Errors Dynamometer Wattmeter Online Exam Quiz
Electrical Measurements Errors Dynamometer Wattmeter GK Quiz. Question and Answers related to Electrical Measurements Errors Dynamometer Wattmeter. MCQ (Multiple Choice Questions with answers about Electrical Measurements Errors Dynamometer Wattmeter
What is the effect of capacitance on wattmeter reading?
Options
A : aiding the inductance
B : opposite to that of inductance
C : aiding the capacitance
D : opposite to that of resistance
Pressure coil of a wattmeter ________
Options
A : has capacitance and inductance
B : has inductance and resistance
C : has resistance and capacitance
D : has only inductance
Current in a pressure coil of the Dynamometer type wattmeter ________
Options
A : lags the applied voltage
B : leads the applied voltage
C : is in phase with the applied voltage
D : there is a phase difference of 90 degrees
Wattmeter reading has errors induced by _________
Options
A : resistance
B : self-capacitance
C : self-inductance
D : mutual inductance
Dynamometer type wattmeter has _________
Options
A : strong magnetic field
B : intermediate magnetic field
C : weak magnetic field
D : no magnetic field
What is the effect of frequency on the torque of a moving system?
Options
A : torque is half of the frequency
B : torque is twice the frequency
C : torque is thrice the frequency
D : torque is four times the frequency
Eddy currents are induced in solid metal parts within the thickness of the conductor.
Options
A : True
B : False
C :
D :
Wattmeter reading is not affected by temperature.
Options
A : True
B : False
C :
D :
Wattmeters are compensated for errors due to inductance by _________
Options
A : using a series capacitor
B : using a parallel capacitor
C : using a series resistance
D : using a parallel resistance
Chemical Engineering Basics - Part 1 more Online Exam Quiz
Electrical Measurements Dual Trace Oscilloscope
Electrical Measurements Dynamometer Type Wattmeter
Electrical Measurements Electronic Multimeter
Electrical Measurements Entrance Exams
Electrical Measurements Errors Current Transformers
Electrical Measurements Errors Single Phase Energy Meters
Electrical Measurements Experienced