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MCQs

Total Questions : 49 | Page 5 of 5 pages
Question 41. What is the formula of theorem of parallel axis?
  1.    IAD = IG + Ah
  2.    IAB = Ah² + IG
  3.    IAB = IG – Ah²
  4.    IAB = IG + Ixx
 Discuss Question
Answer: Option B. -> IAB = Ah² + IG
Answer: (b).IAB = Ah² + IG
Question 42. What is the formula of theorem of perpendicular axis?
  1.    Izz = Ixx – Iyy
  2.    Izz = Ixx + Ah²
  3.    Izz – Ixx = Iyy
  4.    None of the mentioned
 Discuss Question
Answer: Option C. -> Izz – Ixx = Iyy
Answer: (c).Izz – Ixx = Iyy
Question 43. What is the formula of radius of gyration?
  1.    k² = I/A
  2.    k² = I²/A
  3.    k² = I²/A²
  4.    k² = (I/A)^1/2
 Discuss Question
Answer: Option A. -> k² = I/A
Answer: (a).k² = I/A
Question 44. What is MOI?
  1.    ml²
  2.    mal
  3.    ar²
  4.    None of the mentioned
 Discuss Question
Answer: Option C. -> ar²
Answer: (c).ar²
Question 45. What is the unit of mass moment of inertia?
  1.    m⁴
  2.    m⁶
  3.    N
  4.    m²
 Discuss Question
Answer: Option B. -> m⁶
Answer: (b).m⁶
Question 46. What is mass moment of inertia of circular plate?
  1.    Md²/3
  2.    Md²/12
  3.    Mr²/4
  4.    Mr²/3
 Discuss Question
Answer: Option C. -> Mr²/4
Answer: (c).Mr²/4
Question 47. What is the mass MOI of a rectangular plate about x-axis passing through the C.G of the plate if the y-axis is parallel to d and perpendicular to b?
  1.    Mb²/12
  2.    Md²/12
  3.    Md²/6
  4.    Mb²/6
 Discuss Question
Answer: Option B. -> Md²/12
Answer: (b).Md²/12
Question 48. What is the mass MOI of a hollow circular cylinder if R is the outer diameter and r is the inner diameter?
  1.    M(R + r)/4
  2.    M(R – r )/4
  3.    M(R+ r)/2
  4.    M(R – r)/2
 Discuss Question
Answer: Option A. -> M(R + r)/4
Answer: (a).M(R + r)/4
Question 49. What is the mass MOI of right circular cone of radius R and height H about its axis?
  1.    4MR²/10
  2.    MR²/10
  3.    3MR²/10
  4.    MR²/12
 Discuss Question
Answer: Option C. -> 3MR²/10
Answer: (c).3MR²/10

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