Important Measuring Instruments Multiple Choice Questions and Answers


11. Moving iron meters are extensively used for the measurement of A.C. voltage and current because


   A.No current flows through the moving element and is robust

   B.Its torque weight ratio is more

   C.It is very accurate


✔ View Answer


A.No current flows through the moving element and is robust

✍ Your Comments

Your name:

Your Email:

Your Comments:



12. The accuracy of a meter is determined by ........ deflection


   A.One-tenth of full scale

   B.One-fourth of full scale

   C.Half scale

   D.Full scale


✔ View Answer


D.Full scale

✍ Your Comments

Your name:

Your Email:

Your Comments:



13. ......... meter has the best accuracy


   A.Thermocouple

   B.Moving-coil

   C.Moving-iron

   D.Rectifier type


✔ View Answer


B.Moving-coil

✍ Your Comments

Your name:

Your Email:

Your Comments:



14. An electrodynamic meter can be used to measure


   A.A.C. voltages

   B.D.C. voltages

   C.Both (a) and (b)

   D.None of the above


✔ View Answer


C.Both (a) and (b)

✍ Your Comments

Your name:

Your Email:

Your Comments:



15. The reed frequency is essentially


   A.A deflection measuring system

   B.A vibrational measuring system

   C.An oscillatory measuring system

   D.A recording measuring system


✔ View Answer


B.A vibrational measuring system

✍ Your Comments

Your name:

Your Email:

Your Comments:






< 1 2 3 4 5 6 7 8 9 10 Next>






Enter Your Suggestion/Comments Here










Can't read the image? Click here to refresh