Question

How many times the hand of a clock make 180 degree in a day?

Answer 1

Second hand make 360° in 1 minute so in 1 minute it make two 180° angle and in 1 day 1440 minutes so no. of making 180°= 1440*2=2880 times
Minute hand = 360° in 1 hr so in 1 hr two 180° angle. In 1 day 24 hrs so no. of 180° angle made = 24*2=48 times
Hour hand make 360° in 12 hrs so two 180°in 12 hrs a day contains two 12 hrs (12 +12 hrs =24 hrs) so 2*2= 4
second hand makes 2880
minute hand = 48
and hour hand =4
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