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QA – Placement Quizzes | Clocks Clocks Clocks | Question 13
  • Last Updated : 13 May, 2016

A clock is started at 12:00 AM. The hrs hand rotates by how many degrees by 10 minutes past 5?
(A) 240
(B) 175
(C) 155
(D) 180


Answer: (C)

Explanation: Angle traced by hrs hand in 12 hrs = 360 degrees

Angle traced by hour hand in 5 hrs 10 min. (5 10/60 hrs = 31/6 hrs)  =  (360/12)*(31/6) = 155 degrees

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