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MCQs

Total Questions : 149 | Page 15 of 15 pages
Question 141. What are the units of torsional rigidity?
  1.    Nmm²
  2.    N/mm
  3.    N-mm
  4.    N
 Discuss Question
Answer: Option A. -> Nmm²
Answer: (a).Nmm²
Question 142. ________ is a measure of the strength of shaft in rotation.
  1.    Torsional modulus
  2.    Sectional modulus
  3.    Polar modulus
  4.    Torsional rigidity
 Discuss Question
Answer: Option C. -> Polar modulus
Answer: (c).Polar modulus
Question 143. The power transmitted by shaft SI system is given by __________
  1.    2πNT/60
  2.    3πNT/60
  3.    2πNT/45
  4.    NT/60 W
 Discuss Question
Answer: Option A. -> 2πNT/60
Answer: (a).2πNT/60
Question 144. The angle of twist can be written as ________
  1.    TL/J
  2.    CJ/TL
  3.    TL/CJ
  4.    T/J
 Discuss Question
Answer: Option C. -> TL/CJ
Answer: (c).TL/CJ
Question 145. The intensity of shear stress at a section is ______ to the distance of the section from the axis of the shaft.
  1.    Inversely proportional
  2.    Directly proportional
  3.    Equal
  4.    Parallel
 Discuss Question
Answer: Option B. -> Directly proportional
Answer: (b).Directly proportional
Question 146. The hollow shaft will transmit greater _______ then the solid shaft of the same weight.
  1.    Bending moment
  2.    Shear stress
  3.    Torque
  4.    Sectional Modulus
 Discuss Question
Answer: Option C. -> Torque
Answer: (c).Torque
Question 147. The shear stress is ____________ at the axis of the shaft.
  1.    Minimum
  2.    Maximum
  3.    Zero
  4.    Uniform
 Discuss Question
Answer: Option C. -> Zero
Answer: (c).Zero
Question 148. The process of measurement of discharge and water level of a river is called _________
  1.    Meandering
  2.    River coursing
  3.    River gauging
  4.    Scouring
 Discuss Question
Answer: Option C. -> River gauging
Answer: (c).River gauging
Question 149. The shear stress at the outer surface of hollow circular section is _________
  1.    Zero
  2.    Maximum
  3.    Minimum
  4.    Can’t determined
 Discuss Question
Answer: Option B. -> Maximum
Answer: (b).Maximum

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