Machine Design MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Machine Design, a fundamental topic in the field of Mechanical Engineering. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Machine Design MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of Machine Design mcq questions that explore various aspects of Machine Design problems. Each MCQ is crafted to challenge your understanding of Machine Design principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Mechanical Engineering tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Machine Design MCQs are your pathway to success in mastering this essential Mechanical Engineering topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Machine Design. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

So, are you ready to put your Machine Design knowledge to the test? Let's get started with our carefully curated MCQs!

Machine Design MCQs | Page 26 of 56

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Q251.
A shaft is subjected to fluctuating loads for which the normal torque (T) and bending moment (M) are 1000 N-m and 500 N-m respectively. If the combined shock and fatigue factor for bending is 1.5 and combined shock and fatigue factor for torsion is 2, then the equivalent twisting moment for the shaft is
Discuss
Answer: (d).2136 N-m
Discuss
Answer: (c).zero at the centroidal axis and maximum at the outer surface of the member
Q253.
If the centre distance of the mating gears having involute teeth is increased, then the pressure angle
Discuss
Answer: (a).increases
Discuss
Answer: (b).in a direction parallel to the cam axis
Q255.
The included angle for the acme thread is 29°.
Discuss
Answer: (a).True
Q256.
The process extensively used for making bolts and nuts is
Discuss
Answer: (d).cold heading
Q257.
In a transverse fillet welded joint, the size of weld is __________ the throat of weld.
Discuss
Answer: (c).2 times
Q258.
In the levers of first type, the mechanical advantage is __________ one.
Discuss
Answer: (c).more than
Q259.
The load placed at the top of the screw in a mechanical screw jack is prevented from rotation by providing a swivelling mechanism.
Discuss
Answer: (a).Correct
Q260.
The usual proportion for the width of key is (where d = Diameter of shaft or diameter of hole in the hub)
Discuss
Answer: (c).d/4