Lakshya Education MCQs

Question: The cross-section of the arm of a bell crank lever is
Options:
A. Rectangular
B. Elliptical
C. I-section
D. Any one of these
Answer: Option D

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More Questions on This Topic :

Question 1. The belt slip occurs due to
  1.     Heavy load
  2.     Loose belt
  3.     Driving pulley too small
  4.     Any one of the above
Answer: Option D
Question 2. The belt slip occurs due to
  1.     Heavy load
  2.     Loose belt
  3.     Driving pulley too small
  4.     Any one of the above
Answer: Option D
Question 3. Aircraft body is usually fabricated by
  1.     Welding
  2.     Pre-casting
  3.     Riveting
  4.     Casting
Answer: Option C
Question 4. The cross-section of the arm of a bell crank lever is
  1.     Rectangular
  2.     Elliptical
  3.     I-section
  4.     Any one of these
Answer: Option D
Question 5. For applications involving high stresses in one direction only the following type of thread would be best suited
  1.     ISO metric thread
  2.     Acme thread
  3.     Square thread
  4.     Buttress thread
Answer: Option D
Question 6. Fabric belts are used in industrial applications because
  1.     They are cheap
  2.     They can work at high temperature
  3.     They are unaffected by moisture and humidity
  4.     None of the above
Answer: Option A

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