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42.3 RPM, 19.6 N)1.4Decide whether each of the following statements is true or false.(a)1 lbmalways weighs 1 lbf(b)1 lbmweighs 1 lbf(approximately) on earth(c)the weight of a quantity of material is independent of its location(d)the mass of a quantity of material is independent of its location.1.5Indicate the correct answer:A fluid is a substance that:(a)always expands until it fills any container(b)is practically incompressible(c)cannot be subjected to shear forces(d)cannot remain at rest under action of any shear force(e)has the same shear stress at a point regardless of its motion1.6Complete the following table of equivalents, assuming that the reference atmospheric pressure is14.696 psia (the value at sea level for the standard atmosphere):psiapsigpsfapsfgkPa(a)kPa(g)14.696259852116101.321051.7The drawing shows an automobile held up by a hydraulic lift. Thehydraulic piston and the automobile together have a mass of 3000 kg. The hydraulic piston has a diameter of 0.25 m. What is the pressure inthe hydraulic fluid at point A? (Ans. 600 kPa)
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