A crate of weight 800 N hangs at the end of a rope. Find its acceleration when the tension of the rope is (a) 1 kN, (b) 500 N and (c) 800 N.(Newton’s 2 nd Law)

Q: A force of 200N is applied to two blocks with masses m1 = 3kg and m2 = 2kg find the acceleration and…

A: Given that; Force applied on the two blocks, F=200 N Mass of block 1, m1=3 kg Mass of block 2, m2=2…

Q: An acorn falls from a tree. Ignoring air resistance, what forces are on the acorn while it's…

A: Acorn is the small nut of the oak tree, that grows in a base shaped like a cup when acorn falls from…

Q: A rock is suspended from a string; and it accelerates upward. Which statement is true concerning the…

A: The net force is given by the Newton's second law.  Net force = mass x acceleration

Q: If a body is moving with constant velocity, does it mean that there is no force acting on it?

A: If a body is moving with constant velocity then it does not mean that there is no force acting on…

Q: A skateboarder of mass 60kg undergoes an acceleration of 12.6 m/s2. What is the unbalanced force…

A: Given:- a mass of skateboarder of mass 60 kg                 acceleration of the skateboarder =12.6…

Q: 120-lb person stands on a bathroom spring scale while riding in an elevator. If the eleva- tor has…

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Q: the magnitude of the force F for e er in terms of the weight of the suit pur answers in terms of the…

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Q: A person of weight 480 N stands on a scale in an elevator. What will the scale be reading when the…

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Q: Does it matter which force we call the action and which force we call the reaction?…

A: According to Newton's third law of motion, Whenever two bodies interact with each other, the force…

Q: Suppose m1 = 4.5 kg and there is no friction between m2 and the ramp. What would the mass m2 have to…

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Q: A student of mass 60.0 kg, starting at rest, slides down a slide20.0 m long, tilted at an angle of…

A: a)Free body diagram is given by

Q: A dragster reaches 350km/h from rest in 6.2 seconds. If the car is 800 kg and generates a driving…

A: The acceleration is,

Q: Find the mass of a crate that is pushed with a force of 1500 N causing to accelerate at 0.80 m/s…

A: Solution: Consider the free-body diagram of the system as shown below:…

Q: A 23-kg suitcase is pulled with constant speed by a handle at anangle of 25° above the horizontal.…

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Q: The tension on the heavier mass is less than its weight. O True O False

A: First we need to know the tension in the rope. In a rope around a pulley, the tension is equal…

Q: Find the acceleration (in m/s2) produced in a body of mass 4 kg when a force of 24 N is applied on…

A: According to the Newton's second law  Net force = mass x acceleration

Q: A car engine of weight 10N hangs from a chain that is linked at ring O to two other chains, one…

A: Given data: The car engine weight is, w=10 N.

Q: if 3 people all push to the right with 8.50 N force ,but the boat has an acceleration of 0.530 m/s2…

A: Force by one person is 8.50 N so Total force by all three people (F) = 3 x 8.50 F = 25.5 N…

Q: Two teams are engaged in a tug-of-war. According to Newton’s third law, the red team pulls on the…

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Q: What property of an object describes its natural tendency to resist an acceleration? O Shape O…

A: What property of an object describes its natural tendency to resist an acceleration ?

Q: The coefficient of friction between a 90kg bookcase and the ground is 0.67. What acceleration does…

A: Given, Mass, m=90 kg, Coefficient of friction, μbg=0.67. The free-body diagram is given below. The…

Q: force, Fnet, acting on the vehicle at this time and the angle, 0, between the net force vector and…

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Q: What force would be needed to produce a ball of mass 12 kg ? an acceleration of 6 m/s² in

A: Given data as per question mass =  12kg acceleration = 6m/s2

Q: A 2.5 kg toy car is being pulled by a boy using a string that makes an angle of 20 0 with the…

A:

Q: A 4-kg mass is acted on by a resultant force of (a) 4 N, (b) 8 N, and (c) 12 N. What are the…

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Q: Calculate the value of the distance traveled by a slider that weighs 100g and receives the force of…

A:

Q: If a bicyclist of mass 65 kg (including the bicycle) can coastdown a 6.5° hill at a steady speed of…

A: When the bicyclist is moving downhill,

Q: On a planet far, far away, an astronaut picks up a rock. The rockhas a mass of 5.00 kg, and on this…

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Q: The acceleration due to gravity on the Moon's surface is one-sixth that on Earth. What net force…

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Q: Find the tension in an elevator cable if the 1 500-kg elevator is descending with an acceleration of…

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Q: Suppose that the acceleration of an object is zero.  Does this mean that there are no forces acting…

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Q: orizontal force of 90N was needed to keeps an object weighing 250N sliding at constant speed 30 m/s…

A: Given values:- Horizontal force,(F)=90 N ----(1) Weight of the object,(W)=250 N ----(2) Constant…

Q: if a 1.0-kg box is pulled simultaneously by a 5.0N force and a 2.0 N force, then its acceleration is

A: The given data are: m=1 kgF1=5 NF2=2 N

Q: • A 92-kg water skier floating in a lake is pulled from rest to a speedof 12 m>s in a distance of…

A:

Q: Find the weight on earth of a body whose mass a) 300 kg b) 250gm

A: Part (a): Given:The mass of the object is 300 kg.

Q: If a baseball is thrown at 150 m/s and its mass is 0.50 kg what force is necessary to change its…

A: The answer is below

Q: Supposing you were in space in a weightless environment, would it require a force to set an object…

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Q: A net force of 170 N acts on a body whose weight 96 N. What is the acceleration?

A: Given: Force acting on the body (F) = 170 N            Weight of the body (W) = 96 N  To Find:…

Q: If an object of mass 0.8 kg has an acceleration of 70 m/s?, what is the unbalanced force acting on…

A: Given data:  Mass (m) = 0.8 kg Acceleration (a) = 70 m/s2 Required: The unbalanced force (F)

Q: What is the net force experienced by a 2N object sitting on a table with a 5 N object on top of…

A: Consider the free-body diagram for the given objects as follows.

Q: Tension is not a force O True False

A: Required: To determine the nature of tension. Definition of tension: Tension is defined as pulling…

Q: Find the mass and weight of a body if a net force of 400 N causes decrease in its velocity by 4.0…

A: In this question we have been given that Change in Velocity dv = 4 m/s Change in time (dt) = 3…

Q: A net force of 170 N acts on a body whose weight 96 N. what is the acceleration?

A: Given Net force = 170 N Weight = 96 N We have to calculate the acceleration of the body.

Q: A 4.80 Kg bucket of water is accelerated upward by a cord of negligible mass whose breaking strenght…

A: Given, a cord of negligible mass having Tension in cord, T= 75 N Bucket of water has Mass, m= 4.80…

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: