A clock is started at noon. By 10 minutes past 5, the hour hand has turned through how many degrees:

 

  • Option 1)

     

    320 degree

     

  • Option 2)

     

    135 degree

     

  • Option 3)

     

    155 degree

     

  • Option 4)

     

    none of these

     

  • Option 5)

     

    165 degree

     

Answers (1)

Hour hand covers 30 degrees in 1 hour.

5 hours & 10 Min => 5(1/6) or 31/6 hours

Thus, the angle covered in 31/6 hours = 30 x 31/6 => 155 degree

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