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1) A mechanical bar rack system is to be used in an approach channel (upstream channel) with a maximum velocity of 0.7 m/s. The bars are 10 mm thick, and the openings are 40 mm.
a) Estimate the velocity between the bars (m/s).
b) Estimate the head loss through the bars (m).
A donkey is stuck in the mud. The owner uses a rope to pull the donkey out of the mud. Mass of the donkey is 100 kg
1. A spring experiences a simple harmonic movement, if it starts its movement when the spring is extended 20 cm. Calculate:
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Instead, draw the components of -F as shown. By taking each d? separately, the virtual work equation can be easily determined visually.
A 10kg crate is placed on a horizontal conveyor belt. The materials are such that μs=0.5 and μk=0.3 A. Draw a free-body diagram showing all the forces.
An accelerating voltage of 2415 V is applied to an electron gun, What are the magnitude and direction of the deflection on the screen caused by the Earth's gravitational field
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