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1. A clock is started at noon. By 10 minutes past 5, the hour hand has turned through :
- A. 145 degree
- B. 145 degree
- C. 145 degree
- D. 145 degree
Answer: Option C
Explanation:
Hints: Angle traced by hour hand is 12 hrs = 360degree
Angle traced by hour hand in 5 hrs 10 min i.e, 31/6 hrs
= 360/12 × 31/6
= 155 degree
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