MEASUREMENT AND INSTRUMENTATION QUIZ

 (Rb/Rc).Ra.

 (Rc/Rb).Ra.

 (Ra/Rc).Rb.

 (Rc/Ra).Rb.

Thermocouple meter

Hot wore meter

Moving coil meter

Moving iron meter

 ± 1.5%

 ±3.5%

 ± 3.0%

 ±0.5%

  gross error.

 observational error.

 instrumental error.

 systematic error.

 The bridge is balanced for some specified value of frequency.

 The bridge can be balanced.

 The bridge can not be balanced.

 The bridge is balanced for some specified value of R1, R2, R3.

Kelvin's double bridge

Wheat stone bridge

None of the listed here

Megger

 A is false R is true.

 A is true R is false.

 Both A and R is true and R is correct explanation of A C.

 Both A and R is true and R is not correct explanation of A.

 Peak value.

  rms value.

 Average value.

 Peak to peak value.

High voltage measurements

Low current measurements

High current measurements

Low voltage measurements

 1 %.

 2 %.

 3.33 %.

  2.66 %.