Q. 17. The minute hand of a circular clock is long. How far does the tip of the minute hand move in hour. (Take)
It is given that minute hand of a circular clock is long i.e. ( r = 15 cm)
Now, we know that one hour means a complete circle of minute hand
Now,
Circumference of circle =
Therefore, distance cover by minute hand in one hour is 94.2 cm