The angle between the minute hand and the hour hand of a clock when the time is 8.30, is:
Question: The angle between the minute hand and the hour hand of a clock when the time is 8.30, is:
[A].
80°
75°
60°
105°
[A].
[B].
[C].
[D].
Answer: Option B
Explanation:
| Angle traced by hour hand in | 17 | hrs = | 360 | x | 17 | ° | = 255°. | ||
| 2 | 12 | 2 |
| Angle traced by min. hand in 30 min. = | 360 | x 30 | ° | = 180°. | ||
| 60 |
Required angle = (255 – 180)° = 75°.