If we know an object is moving at constant velocity, we may assume: the net force acting on the object is zero. - acceleration there are no forces acting on the object. – air resistance the object is accelerating. - velocity the object is losing mass. -

Q: A dockworker loading crates on a ship finds that a 29-kg crate, initially at rest on a horizontal…

A: Given: The mass of the object is 29 kg. The static friction force is 74 N. The kinetic friction…

Q: Two objects one having three times the mass of the other, are dropped from the same height in a…

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Q: Question 3) The 300-kg car carrying coal is pulled up to the incline with and angle of 30° by a…

A: Given that the value of mass and force and initial velocity. Then We have to determine the value of…

Q: An object experiences a net zero external unbalanced force. Is it possible for the object to be…

A: Yes, an object may travel with a non-zero velocity even when the net external force on it is zero.

Q: You are pushing a large crate from the back of a freight elevator to the front as the elevator is…

A: Elevator system

Q: There is a block of mass m = 10 kg at rest on a horizontal surface (see figure). Determine what is…

A: Please see the answer below

Q: In an emergency stop to avoid an accident, a shoulder-strap seatbelt holds a 58 passenger in place.…

A: The speed of the car in m/s is The change in velocity here is

Q: A rope is used to pull a 10 kg box across the floor. The horizontal component of the tension in the…

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Q: At a given instant in time, a 2.0-kg rock is observed to be falling under an acceleration of 1.6m/s2…

A: Given: Mass of object, m=2.0 kg   To determine force acting on the object when object fall under…

Q: A 1500 kg car is left at the top of steep hill that has an angle of 25 degrees above the horizontal.…

A: the car moves down the hill smoothly due the frictional force. frictional force acting in the…

Q: If a non-zero net force (any force that is not equal to zero), acts on an object, then the object…

A: Given, Non zero net force

Q: Question 6) A crane lifts a box of mass M with an initial acceleration a. Determine the force on…

A: Page 1

Q: The acceleration of an object is directly proportional to the forces acting on it. O True False

A: By Newton's second law of motion we know that  F=ma (1)

Q: According to Newton's 1st Law, which bicyclist is remaining at rest or remaining in constant motion?…

A: Newton's first law of motion states that an object will continue to remain in its state of rest or…

Q: An object is in free fall if the only force acting on it is gravity. True False

A: A free fall is defined as the motion of an object which is only under the force of gravity and no…

Q: A crate weighing 10 N is placed on an inclined plane, where θ = 30 degrees, if ∅ = 20 degrees,…

A:

Q: Consider a 69 kg high-jumper. 1) Calculate the magnitude of the force, in newtons, the jumper must…

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Q: A crane's trolley at point P in (Figure 1) moves for a few seconds to the right with constant…

A:

Q: A box is being dragged across the tabletop at a constant speed. Friction applies 50 N of resistive…

A: Given information: A box is dragged across the tabletop. The force of friction, fr=50 N The box is…

Q: 1) The coefficient of static friction between a car of mass 100 kg and asphalt is µ̟ = 0.7. What is…

A:

Q: Two blocks 2 kg and 3 kg are connected by a cord. A force of 25 N is applied on 3 kg. Find (a)…

A: Given that mass of both blocks and force. Then We have to determine the value of given parts.

Q: The net force acting on an object is - mbv? F = -mg - where the drag force f = -mbv², m is the mass…

A: Given

Q: 4) There is no friction. Find the acceleration of the 4 kg mass. (0.76 m/s² down the 30° slope) 4 kg…

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Q: g = 10 m/s^2 m = 200 kg 4) Consider the object falling down the sky from 136 m high. This object has…

A: Given that an object of mass m=200 kg falling down the sky from a height h0=136m, when the object is…

Q: Which of the following statements are true of the concept of force? A quarterback throws a football…

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Q: Two persons manage to push a motorcar of mass 1200 kg at a uniform velocity along a level road. The…

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Q: an object starts from rest and is subjected to an upward force exactly twice the force of gravity.…

A:

Q: Two people, each weighing 70 kg, are traveling in an elevator. One stands on the elevator floor and…

A: Given: The mass of each people m = 70 kg

Q: A 3.5 kg bucket of water is raised from a well by a rope . If the upward acceleration of the bucket…

A:

Q: A force applied to an object of mass m, produces an acceleration of 3.70 m/s². The same force…

A: Given-: Mass of first object=m1 Mass of second object=m2 Acceleration of first object=3.00m/s2…

Q: Which of these is the best example of New

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Q: An object is moving forward with a constant velocity. Which statement about this object MUST be…

A: Given data:  Velocity of object is constant Direction of velocity is forward Required: Need to…

Q: A block of mass, M-2 kg is sliding on a 37° incline with an acceleration, a=2 ms What is the…

A: The mass of the block, m = 2 kg. The angle of inclination of the plane, θ = 37°. The acceleration of…

Q: Three different forces act on an object. They are: F1= F2 = Find the net force Fnet on the object…

A:

Q: An object on a rope is lowered at a steadily decreasing speed?  Which is true? a) The rope tension…

A: Assume a situation in which an object of weight W on a rope is lowered at a decreasing speed such…