In the figure below, what is the magnitude of the track's force on the roller coaster car at the bottom of the dip? The roller-coaster car together with the passengers has a mass of 500 kg. * 40 m 16.0 m/s

Q: We start with some review problems A crate of mass 34.7 kg rests on a level surface, with a…

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Q: Three boxes of different masses are accelerated by a pushing force F along a frictionless floor. The…

A: Pushing force = F Mass of box A, mA=4kg Mass of box B, mB=2kg Mass of box C, mC=6kg Accceleration to…

Q: A crate of mass 30.7 kg rests on a level surface, with a coefficient of kinetic friction 0.119. You…

A: Mass of object is m=30.7 kg Coefficient of kinetic friction is μ=0.119 Applied force is F=320 N…

Q: The figure below is for a 50 kg person standing in an elevator as it moves up. Use g = 10 m/s².…

A: mass of person (m) = 50 kg g = 10 ms2Elevator is moving upwards with an increasing velocity as…

Q: The average force of attraction on the Moon from the Sun is 4.4 x 10^20 N. Taking the distance from…

A: Given data:  Force (F) = 4.4×1020 N Distance (r) = 1.5×1011 m Required: The value of the mass of the…

Q: An apple of mass m= 0.17 kg falls out of a tree from a height h = 3.5 m . Part A What is the…

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Q: We start with some review problems A crate of mass 49.0 kg rests on a level surface, with a…

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Q: We start with some review problems A crate of mass 27.1 kg rests on a level surface, with a…

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Q: A 12 kg box is released from the top of an incline that is 5.0 m long and makes an angle of 40° to…

A: Required free body diagram.

Q: A 3.0 N force and a 5.0 N force are acting in opposite directions on the same 5.0 kg ball. What is…

A: Given : F1 = 3 N F2 = 5 N m = 5 kg

Q: When a 15-N lamp hanging at rest by a vertical rope from a ceiling, the force exerted by the ceiling…

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Q: If a net horizontal force of 132 N is applied to a person with mass 60 kg who is resting on the edge…

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Q: A constant 12.0-N net force acts for 3.0son a 3.0-kg object. What is the object's change of…

A: A force is an influence that can change the motion of an object. Here, we calculate the object,s…

Q: A box is sliding across a rough horizontal floor while Mary exerts a force on it. The magnitude of…

A: Friction Force: A kinetic friction force on a body only acts when a body is moving. The kinetic…

Q: A 35 kg block is at rest on an inclined plane at 13". What is the magnitude of the normal force on…

A: Given,Mass of the block, m = 35 kgThe angle between the horizontal and inclined plane, θ=13°The Free…

Q: 9. A fireman is sliding down a fire pole. As he speeds up, he tightens his grip on the pole, thus…

A: SOlution: as given that As he speeds up, he tightens his grip on the pole, thus increasing the…

Q: A person is moving a sofa across the floor at a constant speed applying a constant horizontal force.…

A: Answer:   As per the given statement,   The motion of the sofa change after the force was increased…

Q: A 1569 kg car is driving on a dry, level asphalt road. A deer runs across the road in front of the…

A: Hey, since there is multiple subpart question posted, we will answer first three questions. If you…

Q: A car drives at a constant speed first over a hiller and then through a dip. The picture below shows…

A: The position of the car are shown below.   It is required to find the force exerts on the driver of…

Q: A physics student sits in a chair. The Earth pulls down upon the student's body. Identify the other…

A: According to the Newton's Third law of motion, for every action, there is an equal and opposite…

Q: 24. Calculate the horizontal acceleration of the crate. * Situation 4: The 50kg crate shown in the…

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Q: Calculate the magnitude of the normal force on a 17.7 kg block in the following circumstances.…

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Q: 23. Determine the value of the friction force. * Situation 4: The 50kg crate shown in the figure…

A: Mass of the crate m=50 kg, force applied F=500 N at an angle 30o , coefficient of friction u=0.2 and…

Q: 9 kg 5 m A wooden block of mass m = 9 kg starts from rest on an inclined plane sloped at an angle 0…

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Q: The third question: A person pushes a cart of mass 25 kg with a force of 50 Newtons to move it on a…

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Q: An elevator accelerates upward at 6.6 m/s ^ 2 A passenger with amass of 64 kg stands on the scale…

A: Given data: Acceleration of elevator (a) = 6.6 m/s2, upward Mass of passenger (m) = 64 kg…

Q: A car weighing 7450 N is driving on a flat horizontal road at 24.6 m/s (55.0 mph) when it slams on…

A: Solution: Given: W = weight of car = 7450 N g = gravitational acceleration = 9.81 m/s2  u = initial…

Q: A block of mass 2.5 kg is given a push such that it slides across a table with an initial velocity…

A: m = 2.5 kg initial velocity = 1.5 m/scoefficient of kinetic friction = 0.3using, acceleration = -…

Q: Calculate the magnitude of a normal force on a 22.7 kg block in the following circumstances. a. the…

A: Answer :-  a) N = mg  = 22.7 × 9.8 = 222.46 N (b) N = m g cos40.8° = 22.7 × 9.8 × cos40.8°       =…

Q: 3 Force (N) 2- 4 6. 8 10 12 14 16 18 20 22 Displacement (m) A 0.20 kg object moves along a straight…

A: a) The acceleration of the object is given by, b)

Q: A 3.0 kg object is moving to the right at a constant speed of 2.0 m/s. What is the net force on it?…

A: Given data The mass of the object is m = 3 kg. The object is moving with constant speed is v = 2…

Q: You and your friend are moving a 82kg box across the floor at a constant speed. You are pushing on…

A: mass of box = 82 kg Applied force (F1) = 62 N , parallel to the floor Pulling force by friend (F2) =…

Q: A man is exerting a constant 150 N horizontal force to push a 20 kg wooden crate upwards along a…

A: Mass of the crater M=20 kg, inclination of ramp is 30o, coefficients of static and kinetic frictions…

Q: The following situations show a car towing a trailer. Rank the difference in forces between the…

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Q: *68. mmh A kite is hovering over the ground at the end of a straight 43-m line. The tension in the…

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Q: If a net horizontal force of 132 N is applied to a person with mass 60 kg who is resting on the edge…

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Q: After the object reaches 40 m/s velocity, the man will stop pushing the object and the object will…

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Q: Jack pulls a cart with a force of 30 N by a rope tied to a cart and making an angle of 25° with the…

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Newton's First Law of Motion

If a very smooth ball is rolled down an inclined surface with zero friction, the ball will continue to roll indefinitely for an infinite time, in an attempt to reach to the same height on the opposite hill!