Welcome to electrical and electronics engineering discussion website, Please login or register to continue.

Buy Product With :- https://amzn.to/2YK7F9b

1 view
by
Compare PMMC & MI instrument.

Buy Product With :- https://amzn.to/2YK7F9b

Your answer

Thanks for your contribution. Feel free to answer this question. Please avoid short answer. Your answer is most welcome. Be genuine.

Upload image or document:

Your name to display (optional):
Privacy: Your email address will only be used for sending these notifications.
Anti-spam verification:
Are you a robot ? (Y = Yes / N = No)
To avoid this verification in future, please log in or register.

1 Answer

0 votes
by

Points
PMMC instruments
MI instruments
Principle
When current carrying conductor is placed in a magnetic field, it experiences mechanical force
Piece of iron is attracted /repelled by magnet or magnetic field.
Scale
Uniform
Non-uniform
Torque/Weight ratio
Higher
Lower
Application
PMMC instruments are used only for DC measurements
Used for DC as well as AC measurements 
Cost
Higher cost for same range
Lower cost for same range
Damping
Eddy current 
Air friction
Sensitivity
More sensitive
Comparatively less sensitive

Buy Product With :- https://amzn.to/2YK7F9b

Welcome to Q&A site for electrical and electronics engineering discussion for diploma, B.E./B.Tech, M.E./M.Tech, & PhD study.
If you have a new question please ask in English.
If you want to help this community answer these questions.

Categories

...