Damping torque is essential to – McqOptions

MCQOPTIONS

1.	Damping torque is essential to
A.	Increase oscillation
B.	Reduce oscillation
C.	Maintain oscillation unchanged
D.	None of these
Answer» C. Maintain oscillation unchanged

Discussion

No Comment Found

Related MCQs

A PMMC instrument which take 10 mA at 50mV potential difference maximum. How much resistance is to connect across the instrument such that the instrument can measure (0 to 10) A current?
In Hot-wire instruments, the deflections:
In dynamometer wattmeter the compensation coil
How will you test the supply in plug point?
In electrodynamometer type wattmeter, a high non inductive resistance is connected in _________.
Consider the following statements:Sphere gap method of voltage measurement is used1. for measuring r.m.s. value of a high voltage2. for measuring peak value of a high voltage3. as the standard for calibration purposesWhich of the above statements are correct?
Alternating current can be measured by
Energy meters fall into the category of:
A current I = 5 + 14.14 sin (314t + 45°) is passed through a centre zero PMMC, hot wire and moving iron instrument, the respective reading are
Electrostatic instruments are suitable for the measurement of: