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Question
At which of the following times is the angle between the hour and minute hands of a clock exactly a straight angle?
At which of the following times is the angle between the hour and minute hands of a clock exactly a straight angle?
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Solution
The correct option is B 06:00
The only time when the angle between the hour and the minute hands of a clock is exactly a straight angle (from the given options) is 06:00 as shown in the above figure.
At 03:00 and 09:00, the angles made are right angles.
At 12:30, the angle made is obtuse.
The only time when the angle between the hour and the minute hands of a clock is exactly a straight angle (from the given options) is 06:00 as shown in the above figure.
At 03:00 and 09:00, the angles made are right angles.
At 12:30, the angle made is obtuse.
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