When the disc of an energy meter is rotating even without connecting any load the error is
called?
ACreeping error
BFriction error
CPhase error
DParallax error
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Related Questions:
Which of the following statements is/are correct?
- (i) Magnetic field strength is strongest at the centre of a bar magnet.
- (ii) No two magnetic field lines can intersect.
- (iii) Magnetic field lines always form closed continuous curves.
Magnification produced by a lens is equal to?
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- b. Using lift instead of stairs
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- d. Using empty containers to store things
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