Water is flowing through a V-shaped weir, which has a 30° vertex

The flow rate is 7.0 x 104 kg/s and the speed of the flow is 5.0 m/s. What is the distance from the surface of the water to the vertex?
A) 3.6 m
B) 7.2 m
C) 4.8 m
D) 9.6 m
E) 14.4 m


B

Physics & Space Science

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When a car goes around a circular curve on a level road without slipping,

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A series RLC ac circuit has a capacitive reactance of 55 and inductive reactance of 25and a resistance of 40 What is the phase constant of this circuit?

A. 37
B. -37
C. 53
D. -53
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