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MCQs

Total Questions : 109 | Page 2 of 11 pages
Question 11. The fundamental units in S.I. system, are the same as that of
  1.    C.G.S. units
  2.    F.P.S. units
  3.    M.K.S. units
  4.    None of these.
 Discuss Question
Answer: Option C. -> M.K.S. units
Answer: (c).M.K.S. units
Question 12. One Netwon force equals
  1.    10⁵ dynes
  2.    10⁴ dynes
  3.    10³ dynes
  4.    10² dynes
 Discuss Question
Answer: Option A. -> 10⁵ dynes
Answer: (a).10⁵ dynes
Question 13. Pick up the correct statement from the following:
  1.    1 N force = 0.10197 kgf
  2.    1 kgf = 9.80665 N
  3.    1 kgf/cm² = 98.0665 kN/m²
  4.    All the above.
 Discuss Question
Answer: Option D. -> All the above.
Answer: (d).All the above.
Question 14. In S.I. system, the symbol for density is
  1.    N/m³
  2.    kg/m³
  3.    m³/s
  4.    kg
 Discuss Question
Answer: Option B. -> kg/m³
Answer: (b).kg/m³
Question 15. The thickness of a micron, is
  1.    10^-3 m
  2.    10^-6 m
  3.    10^-9 m
  4.    10^-12 m
 Discuss Question
Answer: Option B. -> 10^-6 m
Answer: (b).10^-6 m
Question 16. The intensity of pressure at a certain place is 1 kg (f)/m², the intensity of pressur e in SI units will be
  1.    47.88 N/m²
  2.    9.81 N/m²
  3.    4.882 N/m²
  4.    0.07013 N/m²
 Discuss Question
Answer: Option B. -> 9.81 N/m²
Answer: (b).9.81 N/m²
Question 17. Angular acceleration is expressed as
  1.    m/s²
  2.    w/s²
  3.    rad/s²
  4.    rad/s
 Discuss Question
Answer: Option C. -> rad/s²
Answer: (c).rad/s²
Question 18. In SI units, moment is expressed as
  1.    kg-m
  2.    kg-cm
  3.    kg-mm
  4.    all the above.
 Discuss Question
Answer: Option D. -> all the above.
Answer: (d).all the above.
Question 19. If α is the angular acceleration of a body of moment of inertia I, the torque is
  1.    I² α
  2.    I α
  3.    I/α
  4.    I²/α
 Discuss Question
Answer: Option B. -> I α
Answer: (b).I α
Question 20. One Newton force produces an acceleration of
  1.    1 cm/sec² while acting on a body of 1 gm mass
  2.    1 cm/sec² while acting on a body of 1 kg mass
  3.    1 m/sec² while acting on a body of 1 kg mass
  4.    1 m/sec² while acting on a body of 1 gm mass.
 Discuss Question
Answer: Option C. -> 1 m/sec² while acting on a body of 1 kg mass
Answer: (c).1 m/sec² while acting on a body of 1 kg mass

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