Q7. Are there instructions inside the question booklet?

A: Yes; the booklet includes detailed instructions about filling roll, serial codes, and handling of the OMR.

Q8. How many copies of the OMR sheet exist after the exam?

A: Three copies exist: original, office copy, and candidate copy.

Q9. Which paper contains the repaired page-2 MCQs for this exam?

A: The Mechanical Engineering Paper-I (Page-2) has the repaired objective questions.

Q10. Which question type is used in this paper?

A: Objective multiple-choice questions (MCQ).

Q11. Which resource can help with verifying principal planes in mechanics?

A: The concept of principal planes relates to planes with zero shear; typically found in stress analysis.

1. The maximum efficiency of a screw jack is _______ where $\\theta$ is angle of limiting friction.

(a) \\frac{1-\\sin \\theta}{1+\\sin \\theta}

(b) \\frac{1+\\sin \\theta}{1-\\sin \\theta}

(c) \\frac{1-\\tan \\theta}{1+\\tan \\theta}

(d) \\frac{1+\\tan \\theta}{1-\\tan \\theta}

Uttarakhand J.E. Mechanical Eng Paper-I 2023 PDF

Name: Uttarakhand J.E. Mechanical Eng Paper-I 2023 PDF
Creator: Uttarakhand Government
Keywords: Uttarakhand J.E. 2023, Mechanical Engineering Paper-I, Mechanical Engineering Uttarakhand 2023, Mechanical Engineering MCQ 2023, Uttarakhand GOV jobs, JEE Paper-I, OMR based exam, 360 marks, 3 hours, 180 questions, Hindi English, pdf download, question paper

Uttarakhand Government Jobs Engineer 2023

Year 2023
Conducted By Uttarakhand Government
Questions 180
Maximum Marks 360
Duration 3:00 Hours
Languages Hindi & English

Exam Details

Detail	Information
Examination	Mechanical Engineering (Paper-I)
Year	2023
Conducting Body	Uttarakhand Government
Paper	Mechanical Engineering (Paper-I)
Subject	Mechanical Engineering
Duration	3:00 Hours
Maximum Marks	360
Number of Questions	180
Question Type	Objective (MCQ)

Page 1 provides exam metadata for Mechanical Engineering Paper-I under the Uttarakhand CSJE exam in 2023, including duration (3 hours), maximum marks (360), languages (Hindi & English), and essential OMR-based answer-sheet instructions. Page 2 contains repaired OCR for the objective questions, listing 11 MCQs on topics ranging from friction and Poisson's ratio to ideal machine efficiency, principal planes, modulus of rigidity, Lami's theorem, pulley systems, truss analysis, gears, belt drives, and cross-belt configurations. The JSON combines page-1 meta and page-2 questions to form a complete SEO-ready resource with structured MCQ data and enriched FAQ/metadata for search optimization.

Major Topics Covered

Mechanical Engineering
Friction and limiting friction
Poisson's ratio
Young's modulus
Modulus of rigidity (Shear Modulus)
Lami's theorem
Ideal machines and efficiency
Principal planes
Truss analysis
Gears and gear systems
Belt drives and pulley systems
Rack and pinion
Cross belt drives
Velocity ratio
Work, power, and efficiency
Cross and belt drives
Stress and strain
Moment of force
Hydrostatics and statics basics
Vector directions in machines

Why This Paper is Important

Useful for Mechanical Engineering (Paper-I) 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

यदि किसी प्रश्न में किसी प्रकार की कोई मुद्रण या तथ्यात्मक त्रूटि हो तो प्रश्न के अंग्रेजी तथा हिन्दी रूपान्तरों में से अंग्रेजी रूपान्तर को मानक माना जायेगा ।
अभ्यर्थी अपने अनुक्रमांक, विषय-कोड एवं प्रश्न-पुस्तिका की सीरीज का अंकन OMR Sheet में निर्दिष्ट कॉलम में सही-सही करें, अन्यथा
उत्तर-पत्रक का मूल्यांकन नहीं किया जायेगा।
अभ्यर्थी रफ कार्य हेत् प्रश्न-पुस्तिका (बकलेट) के अन्त में दिये गये पृष्ठों का ही केवल उपयोग करें ।
अलग से इस हेत् वर्किंग शीट उपलब्ध नहीं करायी
अभ्यर्थी प्रश्न-पस्तिका के अंदर रफ कार्य के अतिरिक्त कुछ भी न लिखें ।
इस प्रश्न-पुस्तिका में 180 प्रश्न (वस्तुनिष्ठ प्रकार) हैं ।
प्रत्येक प्रश्न के चार वैकल्पिक उत्तर प्रश्न के नीचे (a), (b), (c) एवं (d) दिये गये हैं ।
जिस उत्तर को आप सही या सबसे उचित समझते हैं, उत्तर-पत्रक (ओ.एम.आर. आंसर शीट) में उसके अक्षर वाले वृत्त को काले अथवा नीले बॉल प्वाइंट पेन से पूरा काला / नीला कर दें।
प्रश्न–पुस्तिका में अंकित सभी प्रश्न अनिवार्य हैं और प्रत्येक प्रश्न के समान अंक हैं ।
आपके जितने उत्तर सही होंगे, उन्हीं के अनुसार अंक दिये जायेंगे ।
आयोग द्वारा आयोजित की जाने वाली वस्तुनिष्ठ प्रकृति की परीक्षाओं में ऋणात्मक मूल्यांकन (Negative Marking) पद्धति अपनायी जायेगी ।
अभ्यर्थी द्वारा प्रत्येक प्रश्न हेतु दिए गए गलत उत्तर के लिए या अभ्यर्थी द्वारा एक प्रश्न के एक से अधिक उत्तर देने के लिए (चाहे दिए गए उत्तर में से एक सही ही क्यों न हो), उस प्रश्न के लिए निर्धारित अंकों का एक-चौथाई दण्ड के रूप में काटा जाएगा ।
दण्ड स्वरूप प्राप्त अंकों के योग को कल प्राप्तांक में से घटाया जाएगा ।
अपने उत्तर आपको अलग से दिये गये ओ,एम,आर, उत्तर-पत्रक में अंकित करने हैं ।
आपके द्वारा सभी उत्तर केवल ओ,एम,आर, उत्तर-पत्रक पर ही
ओ.एम.आर. उत्तर-पत्रक के अतिरिक्त अन्य कहीं पर दिया गया उत्तर मान्य नहीं होगा ।
ओ.एम.आर. उत्तर-पत्रक पर कुछ लिखने के पूर्व उसमें दिये गये सभी अनुदेशों को सावधानीपूर्वक पढ़ लें ।
सूचनाओं को अभ्यर्थी द्वारा परीक्षा प्रारम्भ होने से पूर्व भरा जाना अनिवार्य है ।
ओ.एम.आर. उत्तर-पत्रक तीन प्रतियों (मूल प्रति, कार्यालय प्रति एवं अभ्यर्थी प्रति) में है ।
परीक्षा समाप्ति के उपरान्त अभ्यर्थी ओ.एम.आर. उत्तर-पत्रक की मूल प्रति एवं कार्यालय प्रति अन्तरीक्षक (Invigilator) को हस्तगत करने के उपरान्त ही कक्ष छोड़े, अन्यथा की स्थिति में आयोग द्वारा नियमानुसार कार्यवाही की जाएगी ।
ओ.एम.आर. उत्तर-पत्रक की अभ्यर्थी प्रति, अभ्यर्थी अपने साथ ले जा सकते हैं ।
यदि आपने इन अनुदेशों को पढ़ लिया है, इस पृष्ठ पर अपना अनुक्रमांक अंकित कर दिया है और ओ.एम.आर. उत्तर-पत्रक पर वांछित सूचनायें भर दी हैं, तो तब तक प्रतीक्षा करें, जब तक आपको प्रश्न-पुस्तिका खोलने को नहीं कहा जाता ।
ओ. एम. आर. उत्तर-पत्रक (O. M. R. Answer Sheet) का मूल्यांकन ओ. आंसर शीट पर अभ्यर्थी द्वारा अंकित सीरीज कोड (A, B, C, D) के आधार पर ही किया जायेगा ।
प्रश्न-पुस्तिका (Ouestion Booklet) में से ओ. एम. आर. उत्तर-पत्रक (O. M. R. Answer Sheet) निकालने के पश्चात ओ. उत्तर-पत्रक पर प्रश्न-पुस्तिका क्रमांक एवं प्रश्न-पुस्तिका के सीरीज कोड (A, B, C, D) की प्रविष्टि साक्यानीपूर्वक करें।
यदि उक्तानुसार कार्यवाही नहीं की जाती है, तो उसके लिए अभ्यर्थी स्वयं जिम्मेदार होगा ।
जब तक कहा न जाय इस प्रश्न-पुस्तिका को न खोलें ।
महत्त्वपूर्ण : प्रश्न-पुस्तिका खोलने पर तुरन्त जाँच कर देख लें कि प्रश्न-पुस्तिका के सभी पेज भली-भाँति छपे हए हैं ।
यदि प्रश्न-पुस्तिका सीलबंद न हो ] अथवा कोई अन्य कमी हो, तो अन्तरीक्षक को दिखाकर उसी सीरीज की दूसरी प्रश्न-पुस्तिका प्राप्त कर लें

Questions (page 2)

Q1. 1. The maximum efficiency of a screw jack is _______ where \θ is angle of limiting friction.

(a) \(1-\sin \θ)/(1 + \sin \θ)
(b) \(1 + \sin \θ)/(1-\sin \θ)
(c) \(1-\tan \θ)/(1 + \tan \θ)
(d) \(1 + \tan \θ)/(1-\tan \θ)

Q2.

(a) The Poisson's ratio for steel varies from (b) 0.10 to 0.18
(c) 0.40 to 0.44 0.25 to 0.35 (d) 0.50 to 0.59
3. An ideal machine is one whose efficiency is (a) between 60\% and 70\%
(b) between 70\% and 80\%
(c) between 80\% and 90\%
(d) 100% The planes which have ____________ are known as principal planes.
4. (a) no shear stresses (b) no tensile stresses
(c) no compressive stresses (d) shear and tensile stresses A material has a Young's modulus of 1.25 × 10⁵ N/mm 2 and a Poisson's ratio of 0.25.
5. Calculate modulus of rigidity.
(c) 5 × 10⁴ N/mm 2 (d) 1.5 × 10⁵ N/mm 2 (a) 1 × 10⁵ N/mm 2 (b) 2 × 10⁵ N/mm 2 If the three coplanar forces acting on a point are in equilibrium, each force is proportional to
6. the sine of the angle between the other two. It is according to the (a) D'Alembert's principle (b) Lami's theorem
(c) Verignon's theorem (d) Law of triangle of forces In a machine, it was found that the effort had to move through a distance of 250 mm to lift
7. the load by mm. Load of 40000 N was raised by an effort of 1000 N by this machine. What will be the efficiency of machine?
(c) 80\% (a) 40\% (b) 125% (d) 50\% Four pulleys arranged to form the first order of the pulley of which 03 of them are movable
8. pulleys. If the efficiency of the system is 90%, the effort required to raise a load of 3 kN will be
(c) 474 N (a) 374 \text N (b) 417 \text N (d) 517 N
9. Which of the following is not an assumption in truss analysis? (a) Each member of the truss is connected at its end by frictionless pin. (b) The truss is loaded as well as supported only at its joints.
(c) The forces in the members of truss are axial only. (d) The forces in the members of truss are circumferential only. Which types of gears are used for converting rotary motion into linear motion?
10. (b) Worm & worm gear (a) Spur gear
(c) Rack and pinion (d) Bevel gear Two shafts connected through cross belt drive rotate
11. (b) parallel and in opposite direction. (a) parallel and in same direction.
(c) perpendicular and in opposite direction. (d) perpendicular and in same direction. Series-A \mathbf 2 JME-I

Q3. 3. An ideal machine is one whose efficiency is

(a) between 60% and 70%
(b) between 70% and 80%
(c) between 80% and 90%
(d) 100%

Q4. 4. The planes which have ____________ are known as principal planes.

(a) no shear stresses
(b) no tensile stresses
(c) no compressive stresses
(d) shear and tensile stresses

Q5. 5. A material has a Young's modulus of 1.25 \× 10⁵ N/mm² and a Poisson's ratio of 0.25. Calculate modulus of rigidity.

(1) 1 \× 10⁵ N/mm²
(2) 2 \× 10⁵ N/mm²
(3) 5 \× 10⁴ N/mm²
(4) 5 \× 10⁵ N/mm²

Q6. 6. If the three coplanar forces acting on a point are in equilibrium, each force is proportional to the sine of the angle between the other two. It is according to the

(a) D'Alembert's principle
(b) Lami's theorem
(c) Verignon's theorem
(d) Law of triangle of forces

Q7. 7. In a machine, it was found that the effort had to move through a distance of 250 mm to lift the load by 5 mm. Load of 40,000 N was raised by an effort of 1,000 N by this machine. What will be the efficiency of machine?

(a) 40%
(b) 125%
(c) 80%
(d) 50%

Q8. 8. Four pulleys arranged to form the first order of the pulley of which 03 of them are movable. If the efficiency of the system is 90%, the effort required to raise a load of 3 kN will be

(a) 374 N
(b) 417 N
(c) 474 N
(d) 517 N

Q9. 9. Which of the following is not an assumption in truss analysis?

(a) Each member of the truss is connected at its end by frictionless pin.
(b) The truss is loaded as well as supported only at its joints.
(c) The forces in the members of truss are axial only.
(d) The forces in the members of truss are circumferential only.

Q10. 10. Which types of gears are used for converting rotary motion into linear motion?

(a) Spur gear
(b) Worm & worm gear
(c) Rack and pinion
(d) Bevel gear

Q11. 11. Two shafts connected through cross belt drive rotate

(a) parallel and in same direction.
(b) parallel and in opposite direction.
(c) perpendicular and in opposite direction.
(d) perpendicular and in same direction.

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Frequently asked questions

Q1. How many questions are in the paper and what type are they?

A: 180 objective-type questions.

Q2. What is the duration of the Uttarakhand J.E. Mechanical Engineering Paper-I 2023?

A: 3 hours.

Q3. What is the maximum marks for the paper?

A: 360 marks.

Q4. In which languages is the exam available?

A: Hindi and English.

Q5. What sheet is used for answering and how is it evaluated?

A: OMR answer sheet; evaluation is based on the OMR entries with negative marking.

Q6. What happens if more than one option is marked for a question?

A: The marks for that question are penalized (one-fourth of the question's marks).

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