wheelbarrow is experiencing two forces. One is pushing 5N to the east and the other 5N in exactly the opposite direction. What must be true of the wheelbarrow’s motion? A. Its speed is constant. B. It is accelerating. C. It is slowing down. D. It isn’t moving.

Q: An object of 2.0 kg is accelerating to the right at 3.0 m/s2. A force of 10 N is pushing on it to…

A:

Q: A crate (20 kg) is hung in an elevator by a cord rated to withstand a tension of 300 N. The elevator…

A: Consider the free body diagram of the system.

Q: 1) A force of 50 N is used to pull a 50 kg crate up a frictionless plane that is inclined at 30°…

A:

Q: A 25 kg object moves from left to right at a speed of 30 km/h. What net force is required to keep…

A: According to Newton’s second law of motion, when the speed does not change (or constant speed), the…

Q: As a 4.5 kg ball rolls down a ramp, the net force on it is 13 N. What is the acceleration? (Enter…

A:

Q: Two teenagers are pulling on ropes attached to a tree. The angle between the ropes is 30.0° . David…

A:

Q: 2. Which statement about force and motion is true? emsa A For every force, there is a motion. ® For…

A: Resultant of forces cause motion. Individual force may or may not cause motion.  Motion and force…

Q: Two masses m = 2 kg and m2 = 3 kg are hanging from the ends of a rope that passes over a pulley.…

A:

Q: 2. Two boxes are connected with a rope. a) what is the acceleration for both those boxes? b) what is…

A: Part (a) solution

Q: Two ropes are attached to a 40 kg object. The rope with a 50 N force points along a direction 25…

A:

Q: A 39.0-kg child steps on a scale in an elevator. The scale reads 420 N. What is the magnitude of the…

A: Given: Mass of the child m is: 39.0 kg Reading of force on the scale is 420 N. Formula Used: The…

Q: 1. An 85.0 kg crate is being held in place with a wire on a ramp inclined at 30.0° to the…

A: According to Newton's second law Net force= mass of the object ×acceleration The acceleration comes…

Q: 11. A bowling ball and a volleyball are thrown with the same amount of force, which of these balls…

A: Let the mass of bowling ball = M  Let the mass of volleyball = m  Since the mass of bowling ball is…

Q: 3. Two objects of masses M and m (M> m) are connected by a very light flexible string as shown in…

A:

Q: Two ropes are attached to a 40 kg object.  The rope with a 50 N force points along a direction 43…

A: Given:- The mass of the object m = 40 kg   The rope with a 50 N force points along a direction 43…

Q: A rescue helicopter lifts a 57.7-kg person straight up by means of a cable. The person has an upward…

A:

Q: Suppose that a 30 N force and a 20 N force act on an object. What is the resultant force when these…

A:

Q: 16.A person kicks a ball with a force of 250 N that accelerates the ball at a rate of 5 m/sec2. What…

A: Force applied by the person while kicking a ball (F) = 250 Newton Acceleration produced in the ball…

Q: Seth wants to drag a 20.0 kg. sled over a flat field.  He pulls on the rope horizontally, and the…

A:

Q: the

A: Given: Maximum static friction between the sanding block and wooden board = 25 N Applied force = 20…

Q: 2. Give an example of Newton's third law of motion and explain how the forces are acting

A: Example of Newton's third law of motion and explain how the forces are acting.

Q: A 3000 kg car accelerates uniformly from 15 m/s to 60 m/s in 5 seconds. Determine the net force on…

A:

Q: A 2.53 kg mass is suspended from a string which is pulled upward. The mass accelerates upwards with…

A: T-mg=ma          T=ma+g

Q: An object requires the force of 100N to achieve the acceleration 'a'. If the mass of the object is…

A: According to Newton's 2nd Law:   F = ma                                 ...... (1)               (…

Q: Two ropes are attached to a 40 kg object. The rope with a 50 N force points along a direction 37…

A:

Q: A car is driving at a speed of 20 m/s when the driver sees a stop sign up ahead. The driver puts her…

A: Assume the speed of the driver is v = 20 m/s.

Q: 16. A reaction force when you go up to a wall and push on it is that the wall pushes back on you.…

A: When i go up to a wall and push it with a certain force the the wall also govi me same amount of…

Q: A 44.68 kg bicycle and rider accelerate at 0.66 m/s2.  What is the net force acting on the bicycle…

A: Given Data: The mass of a bicycle and a rider is, m=44.68 kg The acceleration of a bicycle and a…

Q: While moving, a 50 kg box is pulled at a constant speed. The person pulls the 200 N force. There is…

A:

Q: A 5.3- kg concrete block rests on a level table. A 4.0- kg mass is attached to the block by a string…

A: Use the Newton’s second law of motion to solve for the net force acting on the mass .

Q: A 38.0 kg box hangs from a rope. What is the tension (in N) in the rope if the box is at rest?…

A:

Q: 26. A 10-kg object is to be given an upward acceleration of 0.3 m/s2 by a rope pulling straight…

A:

Q: A car travels on the road with the constant velocity a. What is the horizontal net force acting on…

A: Force is defined as  F=ma Here F is the net force, m is mass and a is acceleration.

Q: 1. A student attaches a string to a wheeled cart and pulls with constant force on the string. There…

A: Correct answer is it moves at constant speed.

Q: 2. m = 15 kg us = 0.3. Determine the force required to accelerate %3D %3D the box at 4 m/s2

A: Given  Mass m = 15 kg Coefficient of static friction us = 0.3 To determine The force required to…

Q: An object requires the force of 100N to achieve the acceleration 'a. If the mass of the object is…

A: According to Newton's 2nd Law:   F = ma                                 ...... (1)               (…

Q: 15. A cart is uniformly accelerating from rest. The net force àcting the cart is (1) decreasing (2)…

A: According to Newton's second law F = ma

Q: The equation used to solve for Force is: F = ma How can we rearrange this equation to solve for…

A: According to newton's second law, force can be defined as the product of the mass of the object and…

Q: A 3000-kg cart starts down with an acceleration of 2 m/s 2 . What is the tension in the cable at the…

A: Mass = 3000 kgAcceleration = 2m/s2Tension at the staut of cable =? Tension force = ma        T= m×a…

Q: A 1500 kg high passports car can go from 0 to 161 km/h in 6.4 s (assume the car travels in the…

A: Given: Mass of passports car m = 1500 kg. initial velocity of car u = 0 km/h = 0 m/s. Final velocity…

Q: A leaf on a tree stars moving when the wind blows on it how is this an example of newton's first law…

A: Scenario: Leaves of tree are at rest and suddenly wind is encountered, as a result leaves start…

Q: A 14.0 kg child and a 250 kg sofa are on a frictionless surface. The child pushes on the sofa with…

A: In the given question, Mass of child (m) = 14kg Mass of sofa (M) = 250kg Force on the sofa by the…

Q: 22 kg mi ,26 kg m2

A:

Q: 1) Two children pull a third child on a toboggan (shown from the top, assume up is north). Assuming…

A:

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: