CBSE
2026
Class Class 10 · Mathematics
1 Marks · Mcq
✅ Verified
The minute hand of a clock is 21 cm long. The distance covered by the tip of the minute hand from 2:10 pm to 2:25 pm is:
A. 346.5 cm
B. 33 cm
C. 66 cm
D. 16.5 cm
✅ Answer & Solution
✅ Correct Answer: B
In 15 minutes, angle turned $=\frac{15}{60}\times360° = 90°$. $$\text{Distance} = \frac{90}{360}\times2\pi r = \frac14 \times 2\times\frac{22}{7}\times21 = 33\ cm$$
✅ Verified by Super Admin
