Mechanical Engineering 2017 Haryana Mains Paper (Code 1151) – Q2-3
- Year 2017
- Conducted By Haryana Government (HCS Ex. Br. & Other Allied Services)
- Maximum Marks 150
- Duration 3 Hours
- Languages English & Hindi
Exam Details
| Detail | Information |
|---|---|
| Examination | Mechanical Engineering |
| Year | 2017 |
| Conducting Body | Haryana Government (HCS Ex. Br. & Other Allied Services) |
| Paper | Mechanical Engineering (Code - 1151) |
| Duration | 3 Hours |
| Maximum Marks | 150 |
This document reproduces the 2017 Mechanical Engineering mains paper (Code 1151) from the Haryana Government. Page 1 presents the exam metadata and the compulsory Question 1 requiring critical notes on seven topics. Page 2 provides repaired OCR for Questions 2 and 3, focusing on vibration analysis of a cantilever shaft, forced vs free vibration, epicyclic gear train velocity, governor stability, and a comparative study of hollow vs solid shafts, followed by short notes on helical springs, columns, and the maximum distortion energy theory of failure. The paper is bilingual (English/Hindi) with English final in case of discrepancies. Total duration is 3 hours with a maximum of 150 marks.
Major Topics Covered
- Cantilever shaft
- Longitudinal vibration
- Transverse vibration
- Natural frequency
- Disc mass dynamics
- Young's modulus
- Epicyclic gear train
- Governor stability
- Forced vibration
- Solid vs hollow shafts
- Shear stress
- Angle of twist
- Weight of shafts
- Stresses in helical springs
- Secant formula
- Columns
- Maximum distortion energy theory
- Machining tool force diagrams
- Akerman steering gear
- Principal stresses
Why This Paper is Important
- Useful for Mechanical Engineering preparation
- Helps understand the latest exam pattern
- Useful for practice and self-assessment
- Covers frequently asked General Studies topics
- Helpful for analysing question trends
Related Resources
Instructions
- MECHANICAL ENGINEERING (Code -
- मैकेनिकल इंजीनियरिंग (कोड-1151) Time: 3 Hours Maximum Marks: 150 समय : 3 घंटे अधिकतम अंक : 150
- Note: (i) Attempt five questions.
- All questions carry equal marks.
- Question number 1 is compulsory.
- Answer any two questions from Part-I and two questions from Part-II.
- The parts of the same questions must be answered together and must not be interposed between answers to other questions.
- In case of any discrepancy in the English and Hindi versions, English version will be
- (i) Attempt five questions.
- (ii) taken as final. नोट :
- (i) कुल पाँच प्रश्न हल कीजिए। सभी प्रश्नों के समान अंक हैं। प्रश्न संख्या 1 अनिवार्य है। भाग । से किन्हीं दो प्रश्नों का उत्तर और भाग ॥ से दो प्रश्नों का उत्तर दीजिए। समान प्रश्नों के भागों का एक साथ उत्तर दिया जाना चाहिए और अन्य प्रश्नों के उत्तर के बीच में नहीं होना चाहिए। यदि अंग्रेजी और हिन्दी संस्करण में कोई विसंगति हो, तो अंग्रेजी संस्करण को अन्तिम माना जायेगा।
- (ii) Write critical notes on any four of the following:
Questions (page 2)
Q2. (a) 2. A cantilever shaft 50 mm diameter and 300 mm long has a disc of mass 100 kg at its free end. The Young's modulus for the shaft material is 200 GN/m^2. Determine the frequency of longitudinal and transverse vibrations of the shaft. [15]
(a) 2. A cantilever shaft 50 mm diameter and 300 mm long has a disc of mass 100 kg at its free end. The Young's modulus for the shaft material is 200 GN/m^2. Determine the frequency of longitudinal and transverse vibrations of the shaft. [15]
(b)
Explain the following: [15]
(i) Forced versus free vibration of rigid bodies
(ii) Velocity ratio of epicyclic gear train
(iii) Stability of governors
Q3. (a) 3. A hollow shaft and a solid shaft constructed of the same material have the same length and the same outer radius R. The inner radius of the hollow shaft is 0.6R. Assuming the both shafts are subjected to the same torque, compare their shear stresses, angles of twist, and weights. [15]
(a) 3. A hollow shaft and a solid shaft constructed of the same material have the same length and the same outer radius R. The inner radius of the hollow shaft is 0.6R. Assuming the both shafts are subjected to the same torque, compare their shear stresses, angles of twist, and weights. [15]
(b)
Write short notes on the following:
(i) Stresses in helical spring
(ii) The secant formula of columns
(iii) Maximum distortion energy theory of failure
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Frequently asked questions
Where can I download the Mechanical Engineering question paper PDF?
Use the Download PDF button on this page to save the official Mechanical Engineering (2017) Mechanical Engineering (Code - 1151) paper hosted on QuizCurrent.
Who conducts the Mechanical Engineering?
The Mechanical Engineering is conducted by Haryana Government (HCS Ex. Br. & Other Allied Services). This portal reproduces the scanned question paper for practice and revision.
Does this page include exam instructions and questions?
Yes. Page 1 instructions and page 2 questions are extracted from the official PDF OCR so you can read them without downloading.
How many questions are on this paper?
Refer to the instructions section on page 1 for the total question count and marking scheme.