Solved question paper for AM May-2015 (DIPLOMA 3rd)
Solved Question Paper
Applied mechanics May-2015
PSBTE • DIPLOMA • Cvil Engineering • 3rd • May-2015
Applied Mechanics for Punjab State Board of Technical Education Diploma in Engineering Civil Engineering 3rd semester helps students find subject-wise previous year question papers and old papers for exam practice. These papers are useful for understanding the paper pattern, repeated questions, and the kind of topics that are asked more often in revision and preparation. BRpaper is not the official website of the university or board. This page is meant to support students who want quick access to applied mechanics PYQs, exam preparation material, and paper-based revision for the diploma civil 3rd semester subject.
Solved Questions
Solved-
A branch of dynamics, which considered both the motion of the body and the forces causing that motion, is called __________.Fill in the Blanks 1.5 Marks May-2015 • PSBTE DIPLOMA
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May 2009 _____ is the branch of mechanics which deals with the bodies in motion.
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Concurrent forces cannot produce _____________________.Fill in the Blanks 1.5 Marks May-2015 • PSBTE DIPLOMA
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Equilibrant is equal and opposite to _____________________.Fill in the Blanks 1.5 Marks May-2015 • PSBTE DIPLOMA
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Maximum value of static friction is called _________ friction.Fill in the Blanks 1.5 Marks May-2015 • PSBTE DIPLOMA
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The resultant of two unlike parallel forces F1 and F2 (F1 > F2) is ___________.Fill in the Blanks 1.5 Marks May-2015 • PSBTE DIPLOMA
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May 2019 The resultant of two unlike parallel forces is equal to their _________.
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________ is the point where the whole area of figure is assumed to be concentrated.Fill in the Blanks 1.5 Marks May-2015 • PSBTE DIPLOMA
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May 2022 _____ is the point through which the whole area of a plane figure may be assumed to act.
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Dec 2016 The point through which whole area of a plane figure acts is called _____.
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Centre of gravity of a solid hemisphere lies on the central radius at a distance _______.Fill in the Blanks 1.5 Marks May-2015 • PSBTE DIPLOMA
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Dec 2016 Where does the C.G of a hemisphere (solid) lie?
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A machine in which there are more than one point for the application of effort and load is called __________.Fill in the Blanks 1.5 Marks May-2015 • PSBTE DIPLOMA
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In a _______ machine the efficiency should be more than 50%.Fill in the Blanks 1.5 Marks May-2015 • PSBTE DIPLOMA
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Lami’s theorem is applied only when there are __________ forces in __________ acting at a point.Fill in the Blanks 1.5 Marks May-2015 • PSBTE DIPLOMA
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State the following laws of forces: (i) Triangle law of forces. (ii) Polygon law of forces.Long Answer 6 Marks May-2015 • PSBTE DIPLOMA
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Define moment of force and mention the engineering applications of moment.Long Answer 6 Marks May-2015 • PSBTE DIPLOMA
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May 2020 Define Moment of force and mention the engineering applications of moment.
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Define: (i) Co-efficient of friction. (ii) Angle of repose.Long Answer 6 Marks May-2015 • PSBTE DIPLOMA
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Explain with examples the concept of centre of gravity and centroid.Long Answer 6 Marks May-2015 • PSBTE DIPLOMA
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May 2021 What is the difference between Centre of Gravity and Centroid?
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May 2020 Define centre of gravity and centroid.
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Dec 2015 Explain various methods of determining Centre of gravity?
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May 2009 What is centre of gravity?
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Define: (i) Mechanical advantage (ii) Velocity ratio and (iii) Efficiency. Derive the relation between them.Long Answer 6 Marks May-2015 • PSBTE DIPLOMA
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May 2022 Define the terms: a) Mechanical Advantage b) Velocity ratio c) Efficiency
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Explain the law of machine.Long Answer 6 Marks May-2015 • PSBTE DIPLOMA
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Dec 2019 Briefly explain the law of machines.
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May 2016 What is law of machine?
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Draw the following: (i) Three coplanar concurrent forces. (ii) Three non-coplanar concurrent forces.Long Answer 6 Marks May-2015 • PSBTE DIPLOMA
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Find the magnitude and direction of the following force system: (i) 8N due North. (ii) 6N due North West. (iii) 3N due East. (iv) 2N due 30° West of South. (v) 10N due 60° North of West.Long Answer 10 Marks May-2015 • PSBTE DIPLOMA
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Dec 2019 Find the magnitude and direction of the resultant of the following force system: 20 N due north, 10 N due north-west, 5 N due east, 10 N due 30° west of south, and 20 N due 60° north-west.
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Dec 2018
SECTION-C
Q3. Attempt any three questions.
a. Find the magnitude and direction of the resultant of the following force system.
i. 30 N due north.
ii. 35 N due north-west.
iii. 15 N due east.
iv. 16 N due 450 west of south
v. 32 N due 750 North West
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May 2017
SECTION-C
Q3. Attempt any three questions.
a. Find the magnitude and direction of the resultant of the following force system.
1. 20 N due north.
2. 12 N due north-west.
3. 10 N due east.
4. 8 N due 350 west of south
5. 16 N due 650 North West.
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May 2016 Find the magnitude and direction of the resultant of the following force system: 10 N due north, 8 N due north-west, 5 N due east, 4 N due 350 west of south, 12 N due 650 North West.
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Find the C.G. of 200 x 150 x 50 mm, T-section.Long Answer 10 Marks May-2015 • PSBTE DIPLOMA
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May 2020 Find the centre of gravity of a 100mm x 150mm x 30mm T section.
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A pull of 50N is inclined at 30° above horizontal table. If the coefficient of friction between the surfaces in contact is 0.27, find the weight of the block.Long Answer 10 Marks May-2015 • PSBTE DIPLOMA
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Dec 2016 A wooden block weighing 500N is just pulled up the plane having an inclination of 30° with the horizontal by a pull parallel to the plane. If the coefficient of friction is 0.25, find the pull.
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Four forces 2, 3, 6 and 5N act along the sides AB, CB, CD and DA respectively of a square ABCD of side 0.5m. Find the sum of their moments about: (i) the centre of the square. (ii) point A.Long Answer 10 Marks May-2015 • PSBTE DIPLOMA
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A lifting machine has a velocity ratio of 25, lifts a load of 350N with an efficiency of 70%. Calculate the effort required and the mechanical advantage.Long Answer 10 Marks May-2015 • PSBTE DIPLOMA
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May 2021 A lifting machine has a velocity rat io of 25, lift s a load of 350N of 70%. Calculate the effort required and the mechanical advantage.
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Dec 2019 A lifting machine has a velocity ratio of 25, lifts a load of 400 N with an efficiency of 60%. What effort would be required? What would be the mechanical advantage?
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FAQ
Frequently Asked Questions
Answers about this subject, solved papers, and preparation.
01 Where can I find Applied Mechanics previous year question papers for PSBTE Diploma Civil Engineering 3rd semester?
You can use this Applied Mechanics subject page to look for subject-wise previous year question papers and old papers for PSBTE Diploma Civil Engineering 3rd semester revision.
02 Are these Applied Mechanics papers useful for exam preparation?
Yes, old papers help students understand the exam pattern, repeated questions, and commonly asked topics before the exam.
03 Do the papers on this page include solved answers?
This page is mainly for previous year question papers and revision support. Availability of solved papers may vary by paper set.
04 Can I use this page to download or open Applied Mechanics papers quickly?
The page is designed for easy access to Applied Mechanics question papers and related exam practice material in a student-friendly format.
05 Is BRpaper the official website for PSBTE Applied Mechanics papers?
No. BRpaper is not the official website of Punjab State Board of Technical Education or any university or board. It only helps students find question papers and study material.