Question

a minute hand clock is 2.1 cm long how does its tip move in 20 minutes​

Answer 1

Consider the length of the minute hand of a clock that is 2.1 cm. First, we will calculate the distance the minute hand moves in 20 minutes. We know that when 60 minutes get completed implies that the tip of a minute hand makes a complete circle.Now, we will find how much radian move in 20 minutes.