What is the mass moment of inertia of a 20kg sphere with a radius of 0.2m about its: a. center of mass? b. about a point on the sphere's perimeter Answer in kg*m^2 to three sig figs.
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- Calculate the moments of inertia of the area in question 2 about the X-X and Y-Y centroidal axes.A hemispherical tank of diameter 4 m contains water up to a height of 2.0 m. An orifice of diameter 50 mm is provided at the bottom. Find the time required by water to fall from 2.0m to 1.0m. Take Cd=0.60. 1814 seconds 3600 seconds 2582 seconds 3179 secondsExpress (i) 22.5 kPa in atmospheres and (ii) 770 Torr in pascals.
- Find the density of a metallic body in kN/m3 which floats at the interface of mercury of specific gravity 13.6 and water such that 40 per cent of its volumes is submerged in mercury and 60 per cent in water a.64.45b.59.29c.45.56d.78.45A hemispherical tank of diameter 4 m contains water up to a height of 2.0 m. An orifice of diameter 50 mm is provided at the bottom. Find the time required by water to fall from 2.0m to 1.0m. Take Cd=0.60. include your free body diagram a. 2582 seconds b. 1814 seconds c. 3600 seconds d. 3179 secondsA jet having a diameter of 50mm and a velocity of 15m/s is deflected 60degree by a curved vane. Determine the horizontal component of force if the vane is moving at 5m/s at the same direction as that of jet. Group of answer choices 17.89 78.91 98.17 89.71
- y = 1846 kg/m3 C = 1605 kg/m2 Nc = 35 Nq = 19 ysat = 1965 kg/m3A 15.0 kg object is moved from the second floor of a house 3.00 m above the ground to the first floor 0.30 m above the ground. What is the change in gravitational potential energy?12. A spherical tank is full of water that has a total mass of 10,000 kg. If the outside diameter of the tank is 2722, how thick is the wall of the tank in mm?
- The equation of ellipse passing through (0, 8), center at origin, latus rectum three times the distance from center to focus is (x²/A)+(y²/B)=1 a. What is the value of A? b. What is the value of B?Find the density of a metallic body in kN/m3 which floats at the interface of mercury of specific gravity 13.6 and water such that 40 percent of its volumes is submerged in mercury and 60 percent in water a. 78.45 b. 64.45 c. 45.56 d. 59.29Engineering Mechanics Determine the moment of inertia Ix (m.4) of the shaded area about the centroid. Type answer in two (2) decimal places. Given: x1 = 6 mx2 = 7 mx3 = 10 my1 = 10 my2 = 10 mr = 3 m