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problem 1: Describe the fundamental principle of indicating instruments?

problem 2: With a neat sketch describe in detail moving iron attraction type instrument.

problem 3: Describe the categorization of electrical instruments.

problem 4: Describe the significance of controlling torque and damping torque relevant to the operation of indicating instruments.

problem 5: With a neat sketch describe in detail moving iron repulsion type instrument.

problem 6: Illustrate the given with reference to the indicating instruments.

a) Deflecting torque.
b) Controlling torque.
c) Damping torque.
d) Scale and pointer.

problem 7: Describe with a neat sketch, the working principle of a PMMC instrument.

problem 8: Distinguish between moving coil and moving iron instruments.

Electrical & Electronics, Engineering

  • Category:- Electrical & Electronics
  • Reference No.:- M93241

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