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Q

At what angle are the hands of a clock inclined at 4 hours 20 minutes?

 

At what angle are the hands of a clock inclined at 4 hours 20 minutes?

 

  • Option 1)

     

     

  • Option 2)

     

    10°

     

  • Option 3)

     

    20°

     

  • Option 4)

     

    30°

     

  • Option 5)

     

    25°

     

Answers (1)
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Formula to calculate angle = (11m/2) - 30h

Where, m = minute & h = hour

So, Angle when the time is 4 : 20 = (11 x 20/2) - 30 x 4 

                                                      = 110 - 120 => -10

Ignore the negative sign,

The angle = 10 degree

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