industrial measurement & instrumentation(5th sem)

2004 question

(2 marks question)
1.state two uses of load cell.
2.name two methods of force measurement.
3.define gauge factor.
4.what is coefficient of viscosity.
5.what is the ph value of an acidic solution?
6.what is strain gauge rossete? where it used?
7.define relative humidity.
8.give a brief classification of speed measuring instrumentation.
9.what is acoustic pressure?
10.name any two moisture meter.

(5 MARKS QUESTION)

1.explain the operation of centrifugal force tachometer.
2.differentiate between bonded and un-bonded strain gauge.
3.explain the methods of measurement of ph value of a liquid with glass electrode.
4.explain the working principle constant volume hydrometer.
5.explain the methods of torque measurement using strain sensor.
6.explain ostwad method for determination of viscosity.
7.suggest a method for temperature compensation of strain gauge .
8.explain a suitable methods for dynamic strain gauge measurement.

(10 MARKS QUESTION)

1.explain the operation of wet &dry bulb psychrometer.
2.define strokes law. how viscosity is measured by two float viscorator?
3.explain with neat sketches.the measurement of shaft power using prony break.
4.expain the method of strain measurement by using variable resistance strain gauge.
5.write short note on :(a)eddy current drag type tachometer (b)hydraulic load cell.

2005
( 2 MARKS)

1.what is rossete gauge ?
2.what is the function of photo cell?
3.write basic method of measurement of force.
4.define coefficient of viscosity.
5.define absolute humidity.
6.define ph value.
7.what is acoustic pressure?
8.what is the function of revolution counter?
9.define due point.
10.what is shaft power?

5 MARKS

1. briefly explain working of pneumetic load cell.
2. distinguish between bonded & un-bonded strain gauge.
3.state aa7 explain briefly strokes law.
4. explain the function of electrical type hygrometer.
5.describe electrical method of ph measurement .
6. explain the working principle of piezo-electric type accelerometer.
7. explain the basic principle gas analyzer.

10 MARKS