A gate of length 5 m is hinged at A as shown to support a water column of height 2.5 m. What should be the minimum mass per unit width of the gate to keep it closed?

A gate of length 5 m is hinged at A as shown to support a water colum

1.	A gate of length 5 m is hinged at A as shown to support a water column of height 2.5 m. What should be the minimum mass per unit width of the gate to keep it closed?
A.	3608
B.	4811
C.	7217
D.	9622
Answer» E.