Lakshya Education MCQs

Question: A woodruff key is
Options:
A. A tapered key with head at one end
B. Fitted in pairs at right angles
C. Capable of tilting in a recess milled out in the shaft
D. All of the above
Answer: Option C

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More Questions on This Topic :

Question 1. Machine screws are
  1.     Similar to small size tap bolts except that a greater variety of shapes of heads are available
  2.     Slotted for a screw driver and generally used with a nut
  3.     Used to prevent relative motion between two parts
  4.     Similar to stud
Answer: Option B
Question 2. For tight leakage joints, following type of thread is best suited
  1.     Metric
  2.     Buttress
  3.     Square
  4.     NPT (national pipe threads).
Answer: Option D
Question 3. The rolling contact bearings as compared to sliding contact bearings have
  1.     Low starting and low running friction except at very high speeds
  2.     Accuracy of shaft alignment
  3.     Small overall dimensions
  4.     All of the above
Answer: Option C
Question 4. The rolling contact bearings as compared to sliding contact bearings have
  1.     Low starting and low running friction except at very high speeds
  2.     Accuracy of shaft alignment
  3.     Small overall dimensions
  4.     All of the above
Answer: Option C
Question 5. Machine screws are
  1.     Similar to small size tap bolts except that a greater variety of shapes of heads are available
  2.     Slotted for a screw driver and generally used with a nut
  3.     Used to prevent relative motion between two parts
  4.     Similar to stud
Answer: Option B
Question 6. The rolling contact bearings as compared to sliding contact bearings have
  1.     Low starting and low running friction except at very high speeds
  2.     Accuracy of shaft alignment
  3.     Small overall dimensions
  4.     All of the above
Answer: Option C

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