How far does the tip of the minute hand move in 1 hour if its length i

1.	How far does the tip of the minute hand move in 1 hour if its length is 14m is ………….. cms? A) 88 cm B) 80 cm C) 98 cm D) 78 cm
Answer» Correct option is A) 88 cm Length of minute hand is r = 14 m Angle made by minute hand in 1 hour is θ = 360° = 2 π \(\therefore\) Distance covered by minute hand in 1 hour = rθ = 14 x 2π = 14 x 2 x 22/7 = 88 cm

How far does the tip of the minute hand move in 1 hour if its length is 14m is ………….. cms? A) 88 cm B) 80 cm C) 98 cm D) 78 cm

Answer»

Correct option is A) 88 cm

Length of minute hand is r = 14 m

Angle made by minute hand in 1 hour is θ = 360° = 2 π
\(\therefore\) Distance covered by minute hand in 1 hour

= rθ = 14 x 2π = 14 x 2 x 22/7 = 88 cm