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RRB Junior Engineer Stage 1 Model Papers 6

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Question : 21

Total: 99

Water flows at the rate of 10 metres per minute from a cylindrical pipe 5 mm in diameter. How long it lake to fill up a conical vessel whose diameter at the base is 30 cm and depth 24 cm?

28 minutes 48 seconds
51 minutes 12 seconds
51 minutes 24 seconds
28 minutes 36 seconds

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