Sunday 29 January 2017

Clocks

One runner 12 faster than the other.

Minute hand moves 6 degrees per min.


Hour hand moves 0.5 degrees per min.


Minute hand describes 5.5 degrees more than the hour hand per minute.


The minute and hour hand meet each other after 65.4545 minutes.


Angle between hour hand and minute hand at H hours and M minutes is |30*H – 5.5*M|.


Hands of a clock coincide or make an angle of 180 degrees 11 times in every 12 hours and makes any other angle 22 times every 12 hours.

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