Physics, 17.11.2020 02:20 iluminatioffial9699
A car is parked on a flat road. Of the forces listed, identify all that are acting on the CAR.
A.) Normal
B.) Gravity
C.)Applied
D.)Friction
E.)Tension
F.) Air Resistance
Answers: 2
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Ababy stroller is a rest on top of a hill which is 10 m high. the stroller and baby have a mass of 20 kg. what is the potential energy of the baby and stroller?
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A30 kg weight lies on top of a massless piston of area a = 0.01 m2 the exterior air is at a (constant) p =1 atm and t = 27 c. the interior gas is 0.4 moles of (ideal) n2 and it has initial temperature 27.00 degrees c. 1. what is the initial pressure in the interior? a. 29.4 kpa b. 130.7 kpa c. 101.3 kpa the next three questions concern what happens when an amount of heat q is slowly added to the interior, raising the piston by 1 mm and raising the interior temperature to 27.40 c
Answers: 3
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Alfred pushes on a heavy box, but cannot move it. the box has a lot of inertia motion friction gravity
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Based on the concept of the wave-like nature of light, huygens' theory of light postulates that the more light was "bent" by a substance the slower it would move while traversing across that substance. a) deflection b) interference c) refraction d) resonance
Answers: 3
A car is parked on a flat road. Of the forces listed, identify all that are acting on the CAR.
A.)...
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