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MCQs

Total Questions : 1187 | Page 7 of 119 pages
Question 61. In the lever of third order, load ‘w’, effort ‘p’ and fulcrum ‘f’ are oriented as follows
  1.     W between P and F
  2.     F between W and P
  3.     P between W and F
  4.     W, P and F all on one side
 Discuss Question
Answer: Option A. ->  W between P and F
Question 62. The ideal angle of banking provided on the curves on roads depends upon
  1.     Weight of the vehicle
  2.     (Velocity)2 of the vehicle
  3.     Nature of the road surface
  4.     Coefficient of friction between the road and vehicle contact point
 Discuss Question
Answer: Option B. ->  (Velocity)2 of the vehicle
Question 63. A pendulum which executes one beat per second is known as
  1.     Simple pendulum
  2.     Compound pendulum
  3.     Torsional pendulum
  4.     Second's pendulum
 Discuss Question
Answer: Option D. ->  Second's pendulum
Question 64. The power developed by a body acted upon by a torque 't' newton meter (n - m) and revolving at ω radian/s is given by
  1.     T.ω (in watts)
  2.     T.ω/60 (in watts)
  3.     T.ω/75 (in kilowatts)
  4.     T.ω/4500 (in kilowatts)
 Discuss Question
Answer: Option A. ->  T.ω (in watts)
Question 65. If rain is falling in the opposite direction of the movement of a pedestrian, he has to hold his umbrella
  1.     More inclined when moving
  2.     Less inclined when moving
  3.     More inclined when standing
  4.     Less inclined when standing
 Discuss Question
Answer: Option D. ->  Less inclined when standing
Question 66. From a circular plate of diameter 6 cm is cut out a circle whose diameter is a radius of the plate. find the e.g. of the remainder from the centre of circular plate
  1.     0.5 cm
  2.     1.0 cm
  3.     1.5 cm
  4.     2.5 cm
 Discuss Question
Answer: Option A. ->  0.5 cm
Question 67. According to newton's first law of motion,
  1.     Everybody continues in its state of rest or of uniform motion, in a straight line, unless it is acted upon by some external force
  2.     The rate of change of momentum is directly proportional to the impressed force, and takes place in the same direction, in which the force acts
  3.     To every action, there is always an equal and opposite reaction
  4.     None of the above
 Discuss Question
Answer: Option A. ->  Everybody continues in its state of rest or of uniform motion, in a straight line, unless it is acted upon by some external force
Question 68. Whenever a force acts on a body and the body undergoes a displacement, then
  1.     Work is said to be done
  2.     Power is being transmitted
  3.     Body has kinetic energy of translation
  4.     None of these
 Discuss Question
Answer: Option A. ->  Work is said to be done
Question 69. The center of gravity of a semi-circle lies at a distance of __________ from its base measured along the vertical radius.
  1.     3r/ 8
  2.     4r/ 3π
  3.     8r/3
  4.     3r/4π
 Discuss Question
Answer: Option B. ->  4r/ 3π
Question 70. A framed structure, as shown in the below figure, is a
  1.     Perfect frame
  2.     Deficient frame
  3.     Redundant frame
  4.     None of the above
 Discuss Question
Answer: Option A. ->  Perfect frame

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