MEASUREMENT AND INSTRUMENTATION QUIZ

_______ is used to measure the flow of air around aeroplane.

Venturimeter.

Orifice.

nucleus.

Anemometer.

TRUE ANSWER : ?
YOUR ANSWER : ?

An instrument to be used for measurement and control should preferably have

A highly damped response

Dead zone and dead time

Linear output and fast response

Non-linear output

TRUE ANSWER : ?
YOUR ANSWER : ?

The limiting errors of measurement of power consumed by and the current passing through a resistance are ±1.5% and ±1% respectively. What is the limiting error ( in %) of measurement of resistance ?

± 1.5%

± 1%

±3.5%

± 2.5%

TRUE ANSWER : ?
YOUR ANSWER : ?

In a megger controlling torque is provided by

Coil

Spring

Eddy current

Gravity

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the quantity consists of unit as Pascal ?

Pressure

Force

Impulse

Temperature

TRUE ANSWER : ?
YOUR ANSWER : ?

A transducer measures a range of 0 – 200 N force with a resolution of 0.15 percent of full scale. What is the smallest change which can be measured by this transducer ?

3.33 N

0.3 N

0.15 N

6.66 N

TRUE ANSWER : ?
YOUR ANSWER : ?

In a gravity controlled instrument, the deflection angle is proportional

Sine of the measurand

Square of the measurand

Sine inverse of measurand

Measurand

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following quantities consists of S.I. unit as Hertz?

Force

Power

Charge

Frequency

TRUE ANSWER : ?
YOUR ANSWER : ?

A dynamometer wattmeter can be used for

Both DC and AC

Any of the listed here

AC only

DC only

TRUE ANSWER : ?
YOUR ANSWER : ?

The thermocouple instruments do not have

High sensitivity

High degree of measuring accuracy

Independence of ambient temperature

Absence of frequency error

TRUE ANSWER : ?
YOUR ANSWER : ?

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