A) what is true about the direction of the net force and the direction of the acceleration? (B) A force is defined as “a push or a pull on an agent by an object.” What agent applies a centripetal force to an object?

Q: A 13.5 lb box is placed on the ground. (a)What force (in lb) does the ground exert on the box?…

A: Given, Weight of the block placed on the ground, W = 13.5 lb

Q: A car is traveling down a hill that makes an angle of 21° with the horizontal. The driver applies…

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Q: How much weight do the 2 objects ( on the top of the table and hanging object ) have respectively?…

A: Given The mass of the body lies on the top of the table is mt = 15 kg. The mass of the hanging…

Q: A 12 kg block rests on a 24 degree inclined frictionless surface and is attached by a light string…

A: Given Information:- Mass of the block is m1=12 kg Angle of inclination of the surface is θ=24°…

Q: 1. Find the work done on the trunk by gravity. A. 5.88 kl. В. 2.821. С. zero. D. 1.03 kJ. E. 1.73…

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Q: An object of mass 4 kg originally suspended by a vertical cord is pulled by a horizontal force until…

A: Write the given data. m=4 kg In this case, if system is at rest then the tension in cord will be…

Q: A 35.0-kg child swings in a swing supported by two chains, each 2.90 m long. The tension in each…

A: The child's mass:the length of the chains: The tension in the chains at the lowest point:

Q: Suppose an object is placed on a ramp at an angle from the horizontal. The direction of the NORMAL…

A: An object is placed at some angle from the horizontal.

Q: A 15-kg sled is pulled across a horizontal, snow covered surface by a force applied to a rope at 30…

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Q: A block is being pulled on an incline at a constant speed on the Moon. If the mass of the block is…

A: Draw the free-body diagram of the block.

Q: A 60 kg person stands on a scale in an elevator. How many Newtons does the scale read: a)…

A: (a) When the elevator is ascending, F=mg+ma substituting the givens, F=60 kg9.8 m·s-1+60 kg1 m·s-1…

Q: An object with a mass of 10 kilograms slides down an inclined plane with an angle theta=30 degrees.…

A: To be given,mass of object, m=10 kgangle θ= 30°coefficient of friction =0.2

Q: A 7.0-N force parallel to an incline is applied to a 1.0-kg crate. The ramp is tilted at 20° and is…

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Q: (a) Calculate the magnitude of the gravitational force exerted on a 450-kg satellite that is a…

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Q: A spider hangs from the junction formed by three strands of silk, as shown in the figure. The force…

A: According to Lami's theorem ,if three forces acting at a point are in equilibrium then each force is…

Q: SCSU physics and astronomy student club has a recently established tradition of pumpkin drop, from…

A: According to the Newton's laws of motion , the final velocity (v) and the displacement () are…

Q: There are nine books in a stack, each with a weight of 5.5 N. The coefficient of friction between…

A: Given that - Weight of each books Coefficient between the table and bottom book.

Q: The coefficient of friction between a 33kg exercise mat and the gym floor are us = 0.41 and uk =…

A: Givenμs =0.41μk =0.36m =33 kg

Q: It is well known that runners run more slowly around a curved track than a straight one. One…

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Q: You drive an automobile of mass 2.10 x 103 kg from sea level to the top of a mountain 2.05 km high.…

A: Given: mass of automobile m= 2.10× 103 kg Height at which automobile reached from sea level h = 2.05…

Q: A horizontal force of 608 N is needed to overcome the force of static friction between a level floor…

A: Horizontal force applied (F) = 608 N  Mass of crate (M) = 225 kg  Coefficient of kinetic friction =…

Q: A 100 kg crate is pushed along a horizontal surface for 10 m.  Starting from rest, the crate reaches…

A: Using work-energy theorem, the expression for find magnitude of the net force on the crate is…

Q: Determine the acceleration of the masses

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Q: A 1,200-N crate is being pushed across a level floor at a constant speed by a force F of 260 N at an…

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Q: The tension force in a clothesline can be high because: The poles holding the clothes line are…

A: Tension works in inward direction of acting force, and is equal to acting force ie; T = F = ma  Mass…

Q: Packages A and B are connected by a cord running over a pulley. The coefficient of kinetic friction…

A: 1. According to the given question,  here there are two blocks having the mass,  MA= 15 Kg MB = 8 Kg…

Q: The earth exerts a force of 2900 N on an orbiting communications satellite that is 40 mi above the…

A: Concept: Newton's third law states that the every action equal and opposite reaction. That is…

Q: A lamp hangs vertically from a cord in a descending elevator that decelerates at 1.8 m/s?. (a) If…

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Q: The coefficient of sliding friction between the tires of a car and the road surface is u = 0.5. The…

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Q: A tourist looks up at a tall obelisk and desires to determine the height of this object. He…

A: Please see the attached image for the solution. If there are queries or if the image is not loading,…

Q: A 250-N force is directed horizontally as shown to push a 29-kg bunny up an inclined plane at a…

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Q: The figure below shows an object with mass m = 5.2 kg pulled up a ramp inclined at an angle of 8 =…

A: mass=m = 5.2 kg force = F = 32 N Angle=θ=260

Q: A cable lowers a 1050 kg elevator so that the elevator's speed increases from zero to 4.0 m/s in a…

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Q: A 75-kg swimmer dives horizontally off a 500-kg raft. If the diver's speed immediately after leaving…

A: Given Swimmer mass m1 = 75 kg Raft mass m2          = 500 kg Velocity v1              = 4 m/s

Q: if the coefficient of kinetic friction between tires and dry pavement is 0.80, and in wet pavement…

A: Answer Let the car travel in the +ve x direction the kinetic friction of the force oppose the motion…

Q: or more 1 on each objec snown while (d), (e) and (f) occur far from any outside gravitational…

A: As per our company guidelines we are supposed to answer only first 3-sub part. Kindly repost other…

Q: A lamp hangs vertically from a cord in a descending elevator that decelerates at 2.6 m/s?. (a) If…

A: (a) Decceleration (a)= 2.6 m/s2 Tension of the chord (T)= 60 N  Now,  T = mg + ma m = T/(g+a) m =…