B D.
Q: F1 F2 O F3 O F4 E5
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Q: If the signs are reversed, why would there still be negative work when the positive and negative…
A: when sign of the charges are reversed -Q becomes +Q, -Q becomes +Q +Q becomes -Q
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A:
Q: Use the diagram and the information given to answer the following questions: The diagram shows a…
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Q: A cart with a box of books is pulled 10m horizontally with a constant force of 150 N acting at 40°…
A: Solution:-Given that
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Q: Which of the following is false The amount of work needed to bring the ball from point F to A is…
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Q: In the diagram below, a box is subjected to two forces and is displaced horizontally by a distance…
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Q: How much work is done by pulling the box in the figure for distance 20 em F-30 N 60 O 300 N O 3J O O…
A:
Q: In solving for the gravitational potential energy, the potential energy above the reference mark is…
A: In solving for the gravitational potential energy, the potential energy above the reference mark is…
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A: It is possible to apply a force to an object and accomplish no work there are many examples one of…
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A:
Q: A man is pushing backwards on a rolling cart on an icy surface to stop it. As they both slide to…
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Q: the work done is" O negative zero O positive could be positive or negative
A: The work done will be negative.Option 1 is right.
Q: A 50N horizontal force is used to pull a box along a surface. How much work does it do in pulling…
A: Given: The force is 50 N. The distance is 20 m.
Q: If the height of the child of question 1 is doubled, does the gravitational potential energy…
A: Answer : Since the gravitation potential energy of an object is directly proportional to its height…
Q: If the crate described in question #7 was accelerating down the ramp instead of moving at a constant…
A: The correct choice.
Q: A middle school kid is pushing a lawn mower with 60 N of force at an angle 31 degrees below the…
A: Here, applied force(F) = 60 N displacement(S) = 400 m The angle(θ) between the applied force and…
Q: Consider the constant force: F = {-50, -30, 40}N. What is the work done by this force on a…
A:
Q: uilding. One of the movers is pushing on the crate with a force of constant magnitude F₁ arallel…
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Q: the influence of a force that varies with position as shown in the figure below. The scale of the…
A:
Q: A middle school kid is pushing a lawn mower with 46 N of force at an angle 31 degrees below the…
A: Force = F = 46 N Displacement = S = 350 m The diagram is given below:
Q: A car is traveling in the x-direction and has the potential energy of 13000 j What is the…
A: potential energy = 13000 j The potential energy is due to the gravitational force acting on the car…
Q: Question 3, X F (in N) 8 4 -4 -8- 8 12 x (in m) An object moving along the x axis is acted upon by a…
A:
Q: How do you find the work done by those forces?
A: Draw the free-body diagram of the crate.
Q: mass m suspended from a spring elongated with respect to its equilibrium position O, is released…
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A: applied force = 8i^ + 5j^ N displacement = 9 m to right = 9 i^ m
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A: Given data- constant force parallel to the inclines plane = 400 N…
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Q: y (m) C (5.00, 5.00) B x (m) A The force acting on a part F = 2(xy) î
A: Given: Force acting on the particle, F = 2(xy) Î
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At what position in the diagram is the gravitational force doing positive work?(Check the attached picture)
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