Identify the force and explain whether work is being performed in the following cases. You lift a pencil off the top of a desk. A spring is compressed to half its normal length.

Q: A 68.0 kg man is riding an escalator in a shopping mall. The escalator moves the man at a constant…

A: Mass of the man,  Height of the floor,  Acceleration due to gravity,

Q: 16. The force acting on a particle is F = (8x – 16), where Fis in newtons and x is in meters. (a)…

A:

Q: A box that weighs 10 N slides down an inclined ramp with an inclination angle of θ=30° . When the…

A:

Q: Which of the following scenario demonstrates a negative work done? (Select as many that applies) A…

A: The correct option is (a) and (b).  i.e (a) A boat with damaged engine moving forward in a very call…

Q: A 668 g block is released from rest at height h0 above a vertical spring with spring constant k =…

A: Conservation of mechanical energy, loss in gravitations energy=gain in elastic potential energy.…

Q: 3. A constant force F = (3, J3) moves an object along a straight line from the point (0,1) to the…

A:

Q: A 5.2 kg box has an acceleration of 2.1 m/s2 when it is pulled by a horizontal force across a…

A: Since you have asked multiple part question, so we will answer the first three parts for you.…

Q: The force acting on a particle varies as in the figure. Find the work done by the force on the…

A:

Q: The acceleration of a 2.00 kg object is shown below. If as=6.0 m/s2, and the object starts from…

A: Mass of object (m) = 2 kg The value of as = 6 ms2initial velocity of object (u)= 0 msLet final…

Q: 7.) Estimate the work you do to mow a lawn 10 m by 20 m with a 50-cm-wide mower. Assume you push…

A: Given  lawn  size = 10 m x 20 m mower width = 50 cm mower.  force = 20 N . To find out Work done

Q: A force of constant magnitude pushes a box up a vertical surface as shown in the figure. The box…

A: Here , a) distance , d = 2.2 m for the box to +ve moved upwards with constant speed , Normal force ,…

Q: In a popular new mini hockey game, players use small launchers with springs to move a 5 gram puck.…

A:

Q: In a popular new hockey game, the players use small launchers with springs to move a 0.002-kg puck.…

A: Initially before the puck comes in contact with the spring , the spring will be at it's mean…

Q: Joey pushes a box with a 5-N force and moves it 6 meters horizontally. For which scenario does he do…

A: Required : Scenario for maximum work.

Q: Write the given, find, solution and final answer. 1. A woman pushes a 2.0 kg cart initially cart…

A: Given: The mass of the cart is 2.0 kg. The force applied by the woman is 350 N. The distance moved…

Q: A Horizontal Force F applied to an object varies with its displacement as shown in the graph.…

A:

Q: Design a real world application using at least 3 mathematics methods to find the solution related to…

A: A force is said to do work when it acts on a body so that there is a displacement of the point of…

Q: A particle was subjected to a force F, that varies with position as described by the F. vs. x graph…

A: Given:  The graph between force and displacement is given .  The shape of graph is trapezium.  from…

Q: The force acting on a particle varies as in the figure. Find the work done by the force on the…

A: Work done W=Fx Area of force displacement graph gives work done

Q: A force acting in the x direction on an object varies with x as shown in fig. below. Find the work…

A: Consider the following diagram,

Q: An object has several forces acting on it. One of these forces is F = aryi, a force in the…

A: The work done is defined as force times displacement. For the given force and displacement, the work…

Q: Five kilograms of mangoes is bought on a market and measured using a vertical spring scale that…

A:

Q: If The amount of work done by Angela on a heavy box carried across a room at a constant speed is…

A: If The amount of work done by Angela on a heavy box carried across a room at a constant speed is…

Q: Two forces are acting on an object of mass 20 kg on frictionless surface as shown in the figure.…

A:

Q: Identify the force present and explain whether work is beingperformed in the following cases: (a)…

A: Given:  a pencil and a spring which is compressed

Q: The force acting on a particle is Fx 5 (8x - 16), where F is in newtons and x is in meters. (a)…

A:

Q: A sled with mass 12.00 kg moves in a straight line on a frictionless, horizontal surface. At one…

A: Given data: Mass of sled, m=12 kg Velocity at one point, v1=4 m/s Velocity at final point, v2=6 m/s…

Q: A factory worker pushes a 30.0 kg crate a distance of 4.9 m along a level floor at constant velocity…

A:

Q: The two ropes shown in the bird's-eye view of the figure are used to drag a crate 5.8 m across the…

A:

Q: A 10-g bullet is travelling 60 m/s when it is shot straight upward. It reaches a maximum height of…

A: According to question---- Given data-- Mass m = 10 g Initial speed = 60 m/sec. Final speed  = 0…

Q: Consider the following physical situations. Identify whether the indicated force (in boldface type)…

A: When a  force F acts on a particle and produces a displacement ,s of  particle then work done W  on…

Q: A force F is applied to a 2.0 kg, radio-controlled model car parallel to the x-axis as it moves…

A:

Q: A mass is sliding on a frictionless surface with a speed v. It runs into a linear spring with a…

A:

Q: A force of 5 N will stretch a rubber band 1 cm (0.01 m), Assuming Hooke's Law applies, how far will…

A:

Q: An 8.10 kg package in a mail-sorting room slides 2.30 m down a chute that is inclined at 51.8…

A: Free body diagram of the package is-

Q: The figure is the force-versus-position graph for a particle moving along the x-axis. Determine the…

A: Work = force x displacement

Q: A horizontal force of 8.0-newtons is used to pull a 20.-newton wooden box moving toward the right…

A:

Q: Force [F] N) F: F1 X2 Stretch (Ax) (m) When a spring is stretched to x1 = 16.1 m, the force applied…

A: Work done in stretching the spring may be calculated by finding the area of the shaded trapezium…

Q: Webassign.net/web/Student/Assignment-Responses/submit?dep=25170322&tags=autosave#question4009618_4…

A: Given: Graph of force versus distance.

Q: A compressed spring has potential energy of 30 J. If the spring constant of the spring is 200 N/m,…

A: Dear student The spring energy is given by: U = 1/2 Kx2 Also thebwork done by anybforce is defined…

Q: Question The magitude of the net force acting on the object in the figure is.... F3N F=4N (a) 5N (b)…

A:

Q: The overworked Amazon delivery person is driving up a steep hill with an incline of 29 degrees when…

A: Hello. Since your question has multiple sub-parts, we will solve the first three sub-parts for you.…

Q: Figure  shows four situations in which a force is applied to an object. In all four cases, the force…

A: A net force is required for the object to have an accelerated motion. If all the forces acting on…

Q: Q10. A spring exerts a force as shown on the graph below. How much work is done as the spring…

A:

Q: A factory worker pushes a 40 kg box a distance of 5 meter along a level floor, at constant speed, by…

A: Given: m = 40 kg d = 5 m μ = 0.25

Q: T3 10.) A helicopter lifts a 100kg crate straight up via cable, with an acceleration of 0.8m/s2. If…

A:

Q: Let's Work it Out Direction: Using the Physics concepts, determine if Work is done in the following…

A: