h Figure 7.15 (Conceptual Example 7.7) A refrigerator attached to a frictionless, wheeled hand truck is moved up a ramp at constant speed.

Q: A force →F=(1.70N)ˆi+(5.70N)ˆj+(7.80N)ˆk acts on a 5.50 kg mobile object that moves from an initial…

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Q: F, (N) x (m) 0.05 0.10 The graph above shows a conservative force Fx as a function of position x…

A: The area of Force v/s displacement graph tells us about the net work done.Since the area of the…

Q: particle is subject to a force that varies with positio V as shown in Figure P7.9. Find the work…

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Q: Chapter 07, Problem 047 Z Your answer is partially correct. Try again. A machine carries a 7.0 kg…

A: a) The total displacement of the package is given as, Substitute all the known values in the above…

Q: A crate of mass 10.0 kg is pulled up a rough incline with an initial speed of 1.50 m/s. The pulling…

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Q: A food shipper pushes a wood crate of cabbage heads (total mass m = 14 kg) across a concrete floor…

A: Given, mass=14 kg displacement=0.5 m Force=40N

Q: Suppose the ski patrol lowers a rescue sled carrying an injured skiier, with a combined mass of 85…

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and…

Q: A horizontal force F does 80J of work on a 20 Newton box to pull it toward the right along a rough…

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Q: (a) Calculate the force the woman exerts to do a push-up at constant speed, taking all data to be…

A: Given:  m = 50 kg  d = 0.9 m  d' =  1.5 m

Q: A can of bolts and nuts is pushed 2.00 m along an x axis by a broom along the greasy (frictionless)…

A: Given:  distance, d = 2 m  Work,W = 6 J  initial kinetic energy,K = 3 J

Q: Ahmed carrying a weight of 50 N walks a distance of 2m as shown in figure. The work done by him is…

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Q: A net external non-conservative force does positive work on a particle. Based solely on this…

A: The work done on the particle by the net external non-conservative force is equal to the change in…

Q: 6.20 • A 4.80 kg watermelon is dropped from rest from the roof of an 18.0 m-tall building and feels…

A: Given: The mass of the watermelon is 4.80 kg. The height of the building is 18.0 m.

Q: A worker pushes a 30.0-kg crate a distance of 4.5 m along a level floor at constant velocity by…

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Q: Question 6.5

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Q: A factory worker moves a 23.0 kg crate a distance of 5.00 m along a level floor at constant velocity…

A: Mass of crate "m "= 23kg . Distance travel "d'= 5m . co efficient of kinetic friction "uk"= 0.300.

Q: Chapter 08, Problem 030 GO A 1.9 kg breadbox on a frictionless incline of angle e = 42 ° is…

A: Given:- m =1.9 Kg θ =42o K= 100 N/M height of the box to be the y=0 reference level and observe that…

Q: A factory worker pushes a 25.0-kg crate a distance of 6.0 m along a level floor at constant velocity…

A: The frictional force is given as f=μN=μmg…

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

A: According to the Newton's second law the net force acting on an object is defined as the product of…

Q: A 4.80-kg watermelon is dropped from rest from the rot à 18.0-m-tall building and feels no…

A: Given Mass of object m = 4.8 kg h = 18 m

Q: Problem 1. A body moving along the x axis is acted upon by a force Fx that varies with x as shown in…

A: The force versus displacement graph is given for a body in motion The force is plotted along the y…

Q: 1) A tugboat pushes a cruise ship with a force moving the ship along straight ?=1.20?+2.30???,path…

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Q: A 5-kg package is pushed 2 m up a ramp that is inclined at 12o above the horizontal by a 100-N force…

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Q: Suppose a 425 g kookaburra (a large kingfisher bird) picks up a 70 g snake and raises it 2.1 m from…

A: Given data:  Mass of bird (mb) = 425 g = 0.425 kg Mass of snake (ms) = 70 g = 0.070 kg Height of…

Q: A piano mover rolls a 200 kg piano at constant speed up a ramp 2m long at an angle of 30 degrees…

A: Given- Mass of piano (m) = 200 Kg Length of a ramp (L) = 2 m Ramp making an angle with horizontal…

Q: 1.A force of 5i -j+ 2k N displaced a body from a position of i + j+km to 2i-4j+6km. How much work is…

A: 1) F→=5i^+j^+2k^displacement vector iss→=(2-1)i^+(4-1)j^+(6-1)k^s→=i^+3j^+5k^ Calculate work done.…

Q: In a supermarket, a person pushes his 16-kg shopping cart with a force of magnitude 56 N and a…

A: (given) Mass of shopping cart = 16 kg                       Force (F) = 56 N…

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

Q: Consider the nonuniform force F = (5.00 i + y² j) , where F is in newtons and y is in metres. A…

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Q: Two blocks are free to slide along the frictionless wooden track as shown in the figure. The block…

A: m1 = 5 kg h = 5 m m2 = 10 kg

Q: A shopper pushes a grocery cart for a distance 21.5 m at constant speed on level ground, against a…

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and…

Q: A contestant in a winter sporting event pulles a 45.0-kg block of ice across a frozen lake with a…

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Q: 7.3 • CP A 120-kg mail bag hangs by a vertical rope 3.5 m long. À postal worker then displaces the…

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Q: A net  external non-conservative force does positive work on a particle. Based solely on this…

A: Here the net external non-conservative force does positive work on a particle, so according to the…

Q: f the force in the figure below is the net force on the particle, find the change in the particle's…

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Q: block with mass ?=?.? [kg] slides head-on to a spring with spring constant ?=??? [N/m]. When the…

A: The mass of the block = m The spring constant =K N/m The compressed length = x cm= x/100 meter The…

Q: A 75.0 kg painter climbs a ladder that is 2.75 m long and leans against a vertical wall. The ladder…

A: l=Length of ladder=2.75 mθ=Angle ladder makes with wall=30°g=Accleration due to gravity=9.81 m/s2

Q: · [-/10 Points] DETAILS SERPSE10 7.4.P.009. MY NOTES ASK YOUR TEACHER A particle is subject to a…

A: “Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: A block is displaced vertically by Ar = 2.5 m under the influence of three forces, F = 4.0 N, FB =…

A: The force of the block is, FB→=FBj^=6.0 Nj^FA→=-FAi^=-4.0 Ni^ The force acting along the point C is,…

Q: Consider a particle on which several forces act, one of which is known to be constant in time: F →1…

A: Given values -  F→1= (3N) i^+(4N) j^Initial position= xi=0 m Final position=xf=5 m Total…

Q: A horizontal force F does 80J of work on a 20 Newton box to pull it toward the right along a rough…

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Q: 6. A person pushes a shovel into the ground to do some spring gardening. He applics force to the…

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Q: The displacement vector from the grocery store door to your car is ∆x = (5 i – 8 j ) m but because…

A: Work is the dot product of Force and displacement, W=F·d where, F = force applied            d =…

Q: 150.0 J of work is done while lifting a 200.0 N box 0.75 meters up over your head towards a shelf.…

A: According to conservation of energy, The work done to lift the box should be equal to the increase…

Q: A force and a displacement are given in component form. What is the work done by this force?…

A: →F=5i+2j+k N→∆r=2i-3j+2k m