Curioustab

Home » Electronics and Communication Engineering » Measurements and Instrumentation

The speed transducer using a drag cup rotor has the main advantage of

very high accuracy
low energy requirement
cheap construction
all of the above

Correct Answer: low energy requirement

Explanation:

A drag cup rotor has low inertia. Therefore it requires little amount of energy.

← Previous Question Next Question→

More Questions from Measurements and Instrumentation

A digital voltmeter has a read out range from 0 to 999 counts. If the full scale reading is 9.999 V, the resolution is
It is required to measure angular position. Out of the transducers Circular potentiometer LVDT E pick up Synchro The proper devices are
A moving coil instrument has a resistance of 0.6 Ω and full scale deflection at 0.1 A. To convert it into an ammeter of 0-15 A range, the resistance of shunt should be
Assertion (A): De sauty's bridge is suitable only for pure capacitor. Reason (R): Capacitors are mostly perfect.
In figure, Z1 = 200∠60° Ω, Z2 = 400∠ - 90° Ω, Z3 = 300∠0°. Then Z4 for bridge to be balanced is
A moving coil instrument has a resistance of 0.5 Ω and a full scale deflection of 0.1 A. To convert it into an ammeter of 0-10 A the shunt resistance should be
As per BIS there are 6 accuracy classes of instruments.
A piezoelectric force transducer has a charge sensitivity of 20 pC/N. It is connected to a charge amplifier and overall gain of transducer and amplifier is 50 mV/N. The gain of amplifier is
An ammeter of 0-25 A range has a guaranteed accuracy of 1% of full scale reading. The current measured is 5 A. The limiting error is
An LVDT is used to measure displacement. The LVDT feeds a Voltmeter of 0-5 V range through a 250 gain amplifier. For a displacement 0.5 mm the output of LVDT is 2 mV. The sensitivity of instrument is

Discussion & Comments

No comments yet. Be the first to comment!

Join Discussion