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MCQs

Total Questions : 1284 | Page 128 of 129 pages
Question 1271. The member which does not carry zero force in the structure shown in below figure, is
  1.    ED
  2.    DC
  3.    BC
  4.    BD
 Discuss Question
Answer: Option D. -> BD
Question 1272. A square hole is punched out of a circular lamina, the diagonal of the square being the radius of the circle
  1.    [r (π + 0.25)]/(π - 0.5)
  2.    [r (π - 0.5)]/(π + 0.25)
  3.    [r (π - 0.25)]/(π - 0.5)
  4.    [r (π + 0.25)]/(π + 0.5)
 Discuss Question
Answer: Option C. -> [r (π - 0.25)]/(π - 0.5)
Question 1273. In which of the following trusses, the method of substitution is required for determining the forces in all the members of the truss by graphic statics?
  1.    Howe truss
  2.    King post truss
  3.    Fink truss
  4.    Warren truss
 Discuss Question
Answer: Option C. -> Fink truss
Question 1274. One Joule is equivalent to
  1.    9.81 Newton metre
  2.    1 Newton metre
  3.    1 kg wt metre
  4.    1 dyne metre
 Discuss Question
Answer: Option B. -> 1 Newton metre
Question 1275. One Newton is equivalent to
  1.    1 kg. wt
  2.    9.81 kg. wt
  3.    981 dyne
  4.    1/9.81 kg. wt
 Discuss Question
Answer: Option D. -> 1/9.81 kg. wt
Question 1276. A cable loaded with 0
  1.    200 tonnes at the centre
  2.    500 tonnes at the centre
  3.    200 tonnes at the right support
  4.    200 tonnes at the left support.
 Discuss Question
Answer: Option B. -> 500 tonnes at the centre
Question 1277. The tension in a cable supporting a lift
  1.    is more when the lift is moving downwards
  2.    is less when the lift is moving upwards
  3.    remains constant whether its moves downwards or upwards
  4.    is less when the lift is moving downwards.
 Discuss Question
Answer: Option D. -> is less when the lift is moving downwards.
Question 1278. Work may be defined as
  1.    force x distance
  2.    force x velocity
  3.    force x acceleration
  4.    none of these.
 Discuss Question
Answer: Option A. -> force x distance
Question 1279. The force polygon representing a set of forces in equilibrium is a
  1.    Triangle
  2.    Open polygon
  3.    Closed polygon
  4.    Parallelogram
 Discuss Question
Answer: Option C. -> Closed polygon
Question 1280. The motion of a bicycle wheel is
  1.    Translatory
  2.    Rotary
  3.    Rotary and translatory
  4.    Curvilinear
 Discuss Question
Answer: Option C. -> Rotary and translatory

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