Physics, 28.02.2020 05:22 AgarioEdit
A car maintains a constant speed v as it traverses the hill and valley as shown below. Both the hill and valley have a radius of curvature R. At which point, A, B, or C, is the normal force acting on the car (i) the largest, (ii) smallest? Explain. (iii) Where would the driver feel heaviest and (iv) lightest? Explain. (v) How fast can the car go without losing contact with the road at A?
Answers: 1
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Agas is contained in a vertical, frictionless piston–cylinder device. the piston has a mass of 3.2 kg and a cross-sectional area of 35 cm2. a compressed spring above the piston exerts a force of 190 n on the piston. if the atmospheric pressure is 95 kpa, determine the pressure inside the cylinder.
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Two forces produce equal torques on a door about the door hinge. the first force is applied at the midpoint of the door; the second force is applied at the doorknob. both forces are applied perpendicular to the door. which force has a greater magnitude?
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A car maintains a constant speed v as it traverses the hill and valley as shown below. Both the hill...
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