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MCQs

Total Questions : 2100 | Page 2 of 210 pages
Question 11. Peaucellier’s mechanism has
  1.     Eight links
  2.     Six links
  3.     Four links
  4.     Twelve links
 Discuss Question
Answer: Option A. ->  Eight links
Question 12. Peaucellier’s mechanism has
  1.     Eight links
  2.     Six links
  3.     Four links
  4.     Twelve links
 Discuss Question
Answer: Option A. ->  Eight links
Question 13. Oldham’s coupling is an inversion of the kinematic chain used in
  1.     Whitworth quick return mechanism
  2.     Elliptical trammels
  3.     Rotary engine
  4.     Universal joint
 Discuss Question
Answer: Option B. ->  Elliptical trammels
Question 14. Oldham’s coupling is an inversion of the kinematic chain used in
  1.     Whitworth quick return mechanism
  2.     Elliptical trammels
  3.     Rotary engine
  4.     Universal joint
 Discuss Question
Answer: Option B. ->  Elliptical trammels
Question 15. Oldham’s coupling is an inversion of the kinematic chain used in
  1.     Whitworth quick return mechanism
  2.     Elliptical trammels
  3.     Rotary engine
  4.     Universal joint
 Discuss Question
Answer: Option B. ->  Elliptical trammels
Question 16. A disturbing mass m₁ attached to the rotating shaft may be balanced by a single mass m₂ attached in the same plane of rotation as that of m₁, such that (where r₁ and r₂ are the radii of rotation of m₁ and m₂ respectively)
  1.     m₁ r₂ = m₂ r₁
  2.     m₁ r₁ = m₂ r₂
  3.     m₁ m₂ = r₁ r₂
  4.     None of these
 Discuss Question
Answer: Option B. ->  m₁ r₁ = m₂ r₂
Question 17. If ω/ωn is very high for a body vibrating under steady state vibrations, the phase angle for all values of damping factors, will tend to approach
  1.     0°
  2.     90°
  3.     180°
  4.     360°
 Discuss Question
Answer: Option C. ->  180°
Question 18. If ω/ωn is very high for a body vibrating under steady state vibrations, the phase angle for all values of damping factors, will tend to approach
  1.     0°
  2.     90°
  3.     180°
  4.     360°
 Discuss Question
Answer: Option C. ->  180°
Question 19. If ω/ωn is very high for a body vibrating under steady state vibrations, the phase angle for all values of damping factors, will tend to approach
  1.     0°
  2.     90°
  3.     180°
  4.     360°
 Discuss Question
Answer: Option C. ->  180°
Question 20. If ω/ωn is very high for a body vibrating under steady state vibrations, the phase angle for all values of damping factors, will tend to approach
  1.     0°
  2.     90°
  3.     180°
  4.     360°
 Discuss Question
Answer: Option C. ->  180°

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