A 1400-NN crate rests on the floor. How much work is required to move it at constant speed 5.0 mm vertically. Express your answer to two significant figures and include the appropriate units.

Q: Multiple-Concept Example 13 presents useful background for this problem. The cheetah is one of the…

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Q: The concepts in this problem are similar to those in Multiple-Concept Example 4, except that the…

A: a) 767.084 N b)7371.677 j c) -6874.99 j d)3.69 m/s

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Q: 11. A block of mass mi 2.40 kg is connected to a second block of mass m2 = 1.80 kg, as shown in the…

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Q: A constant 89.3-N force acts on a 3.49-kg box. The box initially is moving at 20.5 m/s in the…

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Q: Brick load. A load of bricks with mass m = 363 kg is to be lifted by a winch to a stationary…

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Q: The concepts in this problem are similar to those in Multiple-Concept Example 4, except that the…

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Q: 6. Consider the system shown in Figure 1.6. The rope and pulley have negligible mass, and the pulley…

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Q: A constant 81.8-N force acts on a 3.70-kg box. The box initially is moving at 11.3 m/s in the…

A: Applying Work-Kinetic Energy theorem:- Work done by the force(W)=Change in KE of the object Hence,…

Q: A book starts at rest.  If Fa=20.0 N, the mass of the book is 3.00 kg, θ=30º and d = 6.2 m,…

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Q: The concepts in this problem are similar to those in Multiple-Concept Example 4, except that the…

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

Q: A bag of wheat weight 320 kg .To what height should it be raised so that potential energy is 8460 J?…

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Q: n a person sits, the cudriceps muscle stretches 24.5 mm. Failure of constant force exerting the…

A: Given values:- Muscle stretched length,(d)=24.5 mm=24.5 x 10-3 m ----(1) Muscle work,(W)=49 J=49 N-m…

Q: The following graph of Fig.A2 shows the motion of a horse in pulling a cart on a farm. The amount of…

A: Given above a graph of force and displacement we have to find the work done

Q: work done by t

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Q: Determine the power in horsepower (HP) that a person weighing 189 pounds develops to climb a ladder…

A: Mass of the person = 189 poundsHeight of the ladder = 3 metersTime = 6.3 seconds

Q: The next day, Kurdapya craved for some riped guava fruit. She has to climb the guava tree however…

A: Given data The mass of the kurdapya is given as m = 65 kg. The height of the tree is given as h =…

Q: In 1960, a woman in Tampa, Florida, makes one end of a car that had fallen on her son when he broke…

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Q: The concepts in this problem are similar to those in Multiple-Concept Example 4, except that the…

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Q: A spring of force constant 285.0 N/mN/m and unstretched length 0.220 mm is stretched by two forces,…

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Q: I have a motor that is rated for 6000 W. What is the maximum amount of work that the motor can do in…

A: Given data The power of the motor is P = 6000 W The time taken to work is t = 10 s The mass of the…

Q: A force F = 5.Oî + 16.5 ↑ - 3.7Rk N is acting on a body causes a displacement d = -49.2 - 30.9k m.…

A: Given: The force is F→=5.0i^+16.5j^-3.7k^ N. The displacement is d→=-49.2j^-30.9k^ m.

Q: An 8.0 kg robot starts from rest and speeds up to 3.0 m/s in 3.0 s. How much work is done by the…

A: Given data: Mass (m) = 8.0 kg Initial velocity (v0) = 0 m/s Final velocity (v) = 3.0 m/s Time (t) =…

Q: It takes 0.91 J of work to compress a spring 20.1 cm. What is the force constant of the spring in…

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

A: Given, Force  F = 5i + j + 2k N  Displacement  d = r2 - r1   where r1 and r2 are position vectors d…

Q: The concepts in this problem are similar to those in Multiple-Concept Example 4, except that the…

A: Note:  “Since you have posted a question with multiple sub-parts, we willprovide the solution only…

Q: saltwater crocodile (Crocodylus porosus) with a mass of 521 kg, is seen chasing prey and reaching a…

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Q: The three ropes shown in the bird’s-eye view of FIGURE EX9.19 are used to drag a crate 3.0 m across…

A: Given Information:- Magnitudes of three forces are, T1=600 N, T2=410 N, T3=660 N Displacement of the…

Q: Same set-up for the conservation of energy was performed. The 5-g marble covered a horizontal…

A: Given: mass of the marble: m=5 g=0.005 kg Elevation of ramp: h=15 cm=0.15 m Horizontal distance…

Q: A 0.7-kg object moves in a horizontal circular track with a radius of 3.7m. An external force of 1.2…

A: r=Radius=3.7 mm=Mass of object=0.7 kgF=Force=1.2 N

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: Assume that she moves up at a constant speed. The triceps muscle at the back of her upper arm has an…

A: Solution:   Given Values,   Mass(M)=50 Kgdistance(d)=0.240 mtime (t)=1 min=60 sec

Q: st a friction

A: Given: Mass of crate is 1200 N Constant speed is 5 m Friction force is 210 N

Q: Problem 1: A skier of mass 70 kg if pulled up a slope by a motor-driven cable. (a) How much work is…

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Q: A 1200-N crate rests on the floor. How much work is required to move it at constant speed 5.0 m…

A: Given: A 1200 N crate rests on the floor. The constant speed is 5m. The given friction force is 210…

Q: The tree topper is accidentally knocked off of a Christmas tree giving it an initial speed of 15…

A: In  this question, mass of the ornament is not given. Therefore, the speed of the ornament is…

Q: what is the dot product of C and E, if C = 3.45i - 3.5j + 3.48k and E = -3.6i - 7.11j + 3.13k?

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Q: Multiple-Concept Example 13 presents useful background for this problem. The cheetah is one of the…

A: Given : Mass of cheetah (m) is 99 kg Final velocity (v) is 26.6 m/s and time (t) is 4.02 sec.

Q: In which of these situations is work being done? A B C D You sit in a chair reading your textbook.…

A: Solution: Given: In which of these situations is work being done? A. You sit in a chair reading your…

Q: A force of F= (263 N) -(125 NS acts on an objeut, causing a displacement of P = (3.15m) î + (2.81 m)…

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Q: A 270-kg load is lifted 24.0 m vertically with an acceleration a=0.190 g by a single cable. • Part C…

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Q: A very smooth plank of Length L = 2.0 m is evelated to an angel of beta = 30.0 degree above the…

A: We are given the length of plank. We are also given the angle. Since the plank is smooth, we assume…

Q: How much work is done by a person lifting a 7.0-kg object from the bottom of a well at a constant…

A: Mass, m = 7.0 kg Speed, v = 4.0 m/s Time, t = 1.5 s

Q: Is it possible to work in pushing an object without transferring any energy to the object? Describe…

A: Given that It is possible to work in pushing an object without transferring any energy to the object…