### Determine the change in its length and the change in its

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1.Two people are pulling a boat through the water . Each exerts a force of 600 N directed at a ?= 20.0° anglerelative to the forward motion of the boat. If the boat moves withconstant velocity, find the resistive force exerted by the water on the boat.

2.Write a brief paragraph summarizing the following Habitat Simulation Method used to analyze environmental flow requirements.

i. Physical habitat simulation (PHABSIM)

3.The acrylic plastic rod is 200mm long and 15mm in diameter. If an axial load of 300N is applied to it, determine the change in its length and the change in its diameter. Ep = 2.70 GPa, Vp = 0.4.

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