Civil Engineering

Q: A rectangular channel 6 m wide and 3 m deep and having a bed slope as 1 in 2000 is running full. If Chezy's constant C = 54.8, pick up the correct specification of the channel from the following 

(a) :  Velocity of flow = 1.5 m/sec
(b) :  Rate of flow = 27 m3/sec
(c) :  All the above.
(d) :  None of these
Answer:  All the above.

Q: A ball is dropped from a height of 2.25 m on a smooth floor and rises to a height of 1.00 m after the bounce. The coefficient of restitution between the ball and the floor is

(a) :  0.33
(b) :  0.44
(c) :  0.57
(d) :  0.67
(e) :  None of these
Answer:  0.67

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