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RRB Group D Model Paper 10 with solutions
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© examsnet.com
Question : 49
Total: 100
The angle between the hands of a clock, when the time is 3:20, is
6°
10°
20°
12°
Validate
Solution:
(3) 3 hours 20 minutes means
3
1
3
=
10
3
hours.
Angle traced in
10
3
hours by hour hand =
360
12
×
10
3
= 100°
Angle traced in 20 minutes by minute hand =
360
60
x 20 = 120°
So, Angle between hour and minute hand is 120° - 100° = 20°
© examsnet.com
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