Question: The angle between the minute hand and the hour hand of a clock when the time is 4.20, is:
[A].0°
10°
5°
20°
[A].
[B].
[C].
[D].
Answer: Option B
Explanation:
| Angle traced by hour hand in | 13 | hrs = | 360 | x | 13 | ° | = 130°. | ||
| 3 | 12 | 3 |
| Angle traced by min. hand in 20 min. = | 360 | x 20 | ° | = 120°. | ||
| 60 |
Required angle = (130 – 120)° = 10°.