Question: An inclined rectangular shrike gate 5m wide x 1.2m deep had been installed do control the discharge of water. The upper and is hinged.

An inclined rectangular shrike gate 5m wide x 1.2m deep had been

An inclined rectangular shrike gate 5m wide x 1.2m deep had been installed do control the discharge of water. The upper and is hinged. The gate is installed in the water in such a way that it (theta) plane surface makes an angle of 45 with free Surface of water. The bottom End of the gate has at a distance of 5m from the free surface of water. Determine the force normal to the gate applied at the lower and to open it.

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