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Question 1. The relation between number of pairs (p) forming a kinematic chain and the number of links (l) is
  1.     l = 2p - 2
  2.     l = 2p - 3
  3.     l = 2p - 4
  4.     l = 2p - 5
Answer: Option C

Question 2. A kinematic chain requires at least
  1.     2 links and 3 turning pairs
  2.     3 links and 4 turning pairs
  3.     4 links and 4 turning pairs
  4.     5 links and 4 turning pairs
Answer: Option C

Question 3. The minimum force required to slide a body of weight w on a rough horizontal plane is
  1.     W sinθ
  2.     W cosθ
  3.     W tanθ
  4.     W cosecθ
Answer: Option A

Question 4. When the elements of a pair are kept in contact by the action of external forces, the pair is said to be a
  1.     Lower pair
  2.     Higher pair
  3.     Self-closed pair
  4.     Force-closed pair
Answer: Option D

Question 5. Pitch point on a cam is
  1.     Any point on pitch curve
  2.     The point on cam pitch curve having the maximum pressure angle
  3.     Any point on pitch circle
  4.     The point on cam pitch curve having the minimum pressure angle
Answer: Option B

Question 6. When the pitching of a ship is __________ the effect of gyroscopic couple acting on it will be to move the ship towards port side.
  1.     Upward
  2.     Downward
  3.     Forward
  4.     Backward
Answer: Option B