Download PTU B.Tech 2020 March ME 5th Sem Mechanical Measurement And Metrology Question Paper

Download PTU (I.K. Gujral Punjab Technical University Jalandhar (IKGPTU) ) BE/BTech ME (Mechanical Engineering) 2020 March 5th Sem Mechanical Measurement And Metrology Previous Question Paper

1 | M-70604 (S2)-341
Roll No. Total No. of Pages : 02
Total No. of Questions : 09
B.Tech.(ME) (2012 Onwards) (Sem.?5)
MECHANICAL MEASUREMENT AND METROLOGY
Subject Code : BTME-503
M.Code : 70604
Time : 3 Hrs. Max. Marks : 60
INSTRUCTION TO CANDIDATES :
1. SECTION-A is COMPULSORY consisting of TEN questions carrying TWO marks
each.
2. SECTION-B contains FIVE questions carrying FIVE marks each and students
have to attempt any FOUR questions.
3. SECTION-C contains THREE questions carrying TEN marks each and students
have to attempt any TWO questions.

SECTION-A
1. Answer briefly :
(a) What is difference between mechanical and electronic instruments?
(b) What do you understand by error propagation?
(c) What is calibration? Why is it necessary?
(d) Briefly explain the principle employed in manometers used for the measurement of
pressure.
(e) What are total radiation pyrometers? Where are they used?
(f) How the metal resistance thermometers work?
(g) What are comparators?
(h) What is hot wire anemometer?
(i) What is an amplifier? What is its necessity?
(j) List difference principles on which the force measurements are made.
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1 | M-70604 (S2)-341
Roll No. Total No. of Pages : 02
Total No. of Questions : 09
B.Tech.(ME) (2012 Onwards) (Sem.?5)
MECHANICAL MEASUREMENT AND METROLOGY
Subject Code : BTME-503
M.Code : 70604
Time : 3 Hrs. Max. Marks : 60
INSTRUCTION TO CANDIDATES :
1. SECTION-A is COMPULSORY consisting of TEN questions carrying TWO marks
each.
2. SECTION-B contains FIVE questions carrying FIVE marks each and students
have to attempt any FOUR questions.
3. SECTION-C contains THREE questions carrying TEN marks each and students
have to attempt any TWO questions.

SECTION-A
1. Answer briefly :
(a) What is difference between mechanical and electronic instruments?
(b) What do you understand by error propagation?
(c) What is calibration? Why is it necessary?
(d) Briefly explain the principle employed in manometers used for the measurement of
pressure.
(e) What are total radiation pyrometers? Where are they used?
(f) How the metal resistance thermometers work?
(g) What are comparators?
(h) What is hot wire anemometer?
(i) What is an amplifier? What is its necessity?
(j) List difference principles on which the force measurements are made.
2 | M-70604 (S2)-341
SECTION-B
2. What are strain gauges? Explain their working and applications.
3. ?Explain construction and working of vibration reed tachometer. Is this a precise
instrument?? Comment.
4. Explain any two methods to measure velocity.
5. How errors are identified and handled in test data?
6. Explain any two types of accelerometers.

SECTION-C
7. Describe the principle of operation of piezoelectric transducers. Identify the input and
output of the system. Explain why it is desirable that piezoelectric transducers should be
used for the measurement of dynamic quantities only.
8. Discuss construction and working of various gauges to measure low pressure.
9. Explain various methods to measure torque.




NOTE : Disclosure of Identity by writing Mobile No. or Making of passing request on any
page of Answer Sheet will lead to UMC against the Student.

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This post was last modified on 21 March 2020