000 Figure 4.39 Problems 4.45 and 4.46.

Q: A horizontal force Fa = 100 N pushes two blocks up a frictionless 30?? incline, as shown. The masses…

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Q: A crate of mass 43 kg is loaded onto the back of a flatbed truck. The coefficient of static friction…

A: Solution:   Given Values,   Mass(m)=43 Kgcoefficient of static friction (μs) =0.12

Q: A 6 kg object is moving in a straight line with a velocity that can be expressed as function of time…

A: We have to use Newton's law here.

Q: You want to hang an object from the ceiling of an elevator that has a maximum acceleration of 4.0…

A: Given: a=4 m/s2T = 45 Ng = 9.8 m/s2m=?

Q: You are fishing and catch a fish with a mass of 6 kg. If the fishing line can withstand a maximum…

A: Given - mass of fish , m = 6 kg maximum tension fishing line can withstand, F = 100 N

Q: Three forces given by F, = (6î + 2)N,F2 = ( î – 3j)N, and F3 = (3 f)N, act on an object to give it…

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Q: You, of mass m, are in an elevator that is accelerating upwards at acceleration a. What is the…

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Q: A 10.0 kg mass hangs on a string with a tension of 126 N, what is its acceleration?

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Q: A 0.2kg baseball is struck with a force of 100N from a baseball bat. What will be the acceleration…

A: Given,Mass of the baseball, m = 0.2 kgforce from a baseball, F = 100 N

Q: A 75-kg man standing on a scale in an elevator notes that as the elevator rises, the scale reads 825…

A: Given, mass of man ,m = 75 kg If a is the acceleration of elevator , then from newton's second laws…

Q: A 1,500-kg car starts from rest and takes 10 s to reach a speed of m/s. What is the force the engine…

A: Write the given values of this problem. m=1500 kgt=10 sAt rest, u=0

Q: A 85 kg bicyclist is traveling at an acceleration of 3.7 m/s². If friction applies 25 N of force,…

A: Given Data  Mass of bicyclist =85Kg Acceleration of body = 3.7m/s² Friction acting on body f = 25N…

Q: A 40 kg block of cement that is pulled sideways with a net force of 200N. What is the acceleration…

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Q: A crate of mass m = 32 kg rides on the bed of a truck attached by a cord to the back of the cab as…

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Q: What is the magnitude of the final velocity of a 7.5 kg moving push cart maintained by an unbalanced…

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Q: A 0.3 kg coffee cup is sitting on a desk. If the acceleration due to gravity is 9.8 m/s what is the…

A: Given  Mass of coffee cup is m= 0.3 kg Acceleration due to gravity is g= 9.80 m/s2

Q: Under a certain conditions, the human body can safely withstand an acceleration of 10 g. What net…

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Q: 2) A Saturn V rocket has a mass of 2.70 x 10 kg and a thrust of 3.30 x 10' N. What is its initial…

A: Part (2): Given: The mass of the rocket is 2.7x106 kg. The thrust force on the rocket is 3.3x107 N.

Q: A heavy box containing four laptops worth 700,000 pesos is being delivered. From the delivery van,…

A: Down the incline force = mgSin30° = 2×9.81×Sin30° = 9.81 N  Normal force = mgCos30°  N =…

Q: also for this question we need to use newtons laws ive seen waysthis wuestion was being solved and…

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Q: Two blocks are tied together by a string. m, m, The blocks slide WITHOUT friction. The mass of block…

A: Please see the answer below

Q: A fisherman is fishing from a bridge and is using a "30.0-N test line." In other words, the line…

A: The force F=30.0N  To find the constant speed and the acceleration whose magnitude 2.04m/s

Q: A 10 kg box of parcel is pulled across a level floor, where the coefficient of kinetic friction is…

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Q: . What is the acceleration of the airplane? Answer in units of m/s 2.

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Q: ferict fapplied =25N ノ/イ (55kg)(a.8lm6?) = 539.55 1. Ablock of unknown material of mass = 55 kg is…

A: Given data: Applied Force (F) = 25 N Mass (m) = 55 kg Constant velocity (v) = 10 m/s Required: The…

Q: A net force of 3,000.0 N accelerates a car from rest to 37.4 km/h in 5.00 s. (a) What is the mass of…

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Q: m, m2 The blocks slide WITHOUT friction. The mass of block 1 is m1= 5.5 kg. Block 2 has a mass of…

A: Acceleration is define as change in velocity with respect to time So acceleration=20-0/1.4…

Q: How much force must be applied in order for a 1200 kg car to maintain a velocity of 4 m/s in a…

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Q: A woman of mass 51.0 kg is standing in an elevator. (a) If the elevator floor pushes up on her feet…

A: SOlution: Given that m = 51 kg F = 408 N v = 1.5 m/s t = 4s

Q: A force of 55 N acts on an object which has a mass of 2.7 kg. What acceleration (in m/s2) is…

A: Given data The force applied to the object is F = 55 N. The mass of the object is m = 2.7 kg. The…

Q: 9. A block is pushed across a horizontal surface by the force shown. If the coefficient of kinetic…

A: The net force in the horizontal direction of block is Fnet=Fcosθ-f=Fcosθ-μkMg=20 Ncos30°-0.33 kg9.…

Q: What is the resulting acceleration when an unbalanced force of 100.0 N is applied to a 5.00 kg…

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Q: mass of 3.52 kg object is attached to a string. If the force of tension in the string is 52.2 N j,…

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Q: A 1420 kg elevator is moving upwards at 4.1 m/s and stops in 1.7 s. What is the tension in the cable…

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Q: What is the tension in the cable that is lifting a 3500 kg elevator if the upward acceleration of…

A: Since the elevator is accelerating upward, the net force is given by F=T-mgma=T-mgT=ma+g Substitute…

Q: A 400 N force is pushing a 100 kg box and makes it acceleration 0.5 m/sec^2. Find only the friction…

A: F=Force on the block=400 Nθ=Angle at which the force is applied=60°Fr=Force of…

Q: 28 Jij The acceleration of 5 kg object is (3X +4ỹ) m/s?, and then the magnitude of the net force on…

A: From Newton’s 2nd law, the net force on the object is given by, Here, m and a represent the…

Q: A 2-ke block is pulled bya constant horizontal force of 10 N. If the coefficient of friction between…

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Q: A truck with a mass of 2000 kg is travelling with a velocity of 50 m/s. It slows down at a constant…

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Q: = 32 kg rides on the bed of a truck attached by a cord to the back of the cab as in Figure P4. 26.…

A: Given:  mass, m = 32 kg  force, F = 68 N

Q: #44

A: Given information: The resultant of all the forces (Fr) = 4i N The magnitude of the force (F1) = -5j…

Q: net force on the car

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Q: A heavy box containing four laptops worth 700,000 pesos is being delivered to Dukue. From the…

A: mass of each laptop = 2 kgθ = 30oμk = 0.3number of laptops = 4

Newton's Second Law

Newton’s laws of motion describe the relationship between the motion of an object and forces acting on it. Newton’s law of motion has two types as follows: