Q. The rivet head used for boiler plate riveting is usually
✅ Correct Answer: (B)
Snap head
Machine Design MCQs | Page - 111
Dear candidates you will find MCQ questions of Machine Design here. Learn these questions and prepare yourself for coming examinations and interviews. You can check the right answer of any question by clicking on any option or by clicking view answer button.
Q. The ball bearings are provided with a cage
✅ Correct Answer: (D)
To maintain the balls at a fixed distance apart
Q. The maximum bending stress in a curved beam having symmetrical section always occur at the
✅ Correct Answer: (C)
Inside fiber
Q. The toughness of a material _________ when it is heated
✅ Correct Answer: (C)
Decreases
Q. The endurance or fatigue limit is defined as the maximum value of the stress which a polished standard specimen can withstand without failure, for infinite number of cycles, when subjected to
✅ Correct Answer: (D)
Completely reversed load
Q. In skew bevel gearing, the axes of shafts are
✅ Correct Answer: (C)
Non-intersecting and non-parallel and the teeth are straight
Q. The modulus of elasticity for mild steel is approximately equal to
✅ Correct Answer: (D)
210 kN/mm2
Q. Two helical springs of the same material and of equal circular cross-section, length and number of turns, but having radii 80 mm and 40 mm, kept concentrically (smaller radius spring within the larger radius spring), are compressed between two parallel planes with a load W. The inner spring will carry a load equal to
✅ Correct Answer: (B)
2W
3
Q. The shock absorbing capacity of a bolt may be increased by
✅ Correct Answer: (B)
Decreasing its shank diameter
Q. The resilience of a bolt may be increased by
✅ Correct Answer: (B)
Increasing its length
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