Measurement and Instrumentation
A moving coil ammeter has a uniform scale with 50 division and gives a full scale reading 10 A. The instrument can read up to (1/5)th of a scale division with a fair degree of certainty. What is the resolution of the instrument in mA?

  40 mA.
 25 mA.
 80 mA.
 50 mA.

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Measurement and Instrumentation
The measurment of very low and very high frequencies is invariably done using a frequency counter in which one of the following?

 Frequency measurment modes only.
  Period and frequency measurement modes respectively.
 Period measurment modes only.
 Frequency and period measurment modes, respectively.

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