Kevin works as a janitor, and he is pushing a fully-loaded recycling bin that weighs 557 N across the floor. He applies a force of 410 N at an angle of 15° below the horizontal. The coefficient of kinetic friction between the recycling bin and the floor is 0.46. How long does it take him to move the bin 6.5 meters, assuming the bin starts from rest?   1.98 s   3.77 s   1.02 s   2.85 s

Q: Mary applies a force of 70 N to push a box with an acceleration of 0.60 m/s2. When she increases the…

A: The forces acting on the box are the force applied by Mary in the direction of motion of box and…

Q: A 80.0-kg skier starts down a 100-m high, 15.0° slope on regular skis. The coefficients of friction…

A:

Q: Just like Louis, Maria left a book on the roof of her car before driving away. The mass of the book…

A: mass of the book (m) = 731 grams = 0.731 kg coefficient of static friction (μs) = 0.29 coefficient…

Q: You place a crate of mass 36.2 kg on a frictionless 3.53-meter-long incline. You release the crate…

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Q: You go to the playground and slide down the slide, a 3.0-m-long ramp at an angle of 40° with respect…

A:

Q: A tractor is speeding up at 3 m/s/s while pulling a 691 kg sled with a rope at an angle of 23…

A:

Q: n object with a weight of 100 N is at rest on a horizontal surface. The static coefficient of…

A: Given:   The weight of the object is 100 N. The applied force is 65 N. The coefficient of static…

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

A:

Q: slides? 1. 4.68 m/s^2 2 1.23 m/s^2 3 6.08 m/s^2 4 1.76 m/s^2

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Q: A person pushes a 0.20 kg lunch tray across a table

A: Required : The normal force, N.

Q: You are pushing a 42.0kg box horizontally along a flat horizontal surface at a constant speed of…

A: We use use the concept of Newton's second law of motion

Q: F

A: Given: Mass m1 = 4.7 kg. Mass m2 = 2.4 kg. Upward force F = 6.4 N. Downward acceleration (a) = 4.7…

Q: A person pushes a 0.20 kg lunch tray across a table, and it slows down as it slides because of…

A: Mass of lunch tray = 0.2 kg  Coefficient of static friction = 0.15  Coefficient of kinetic friction…

Q: is at rest on a horizontal floor.  A 22 kg child sits on top of the box.  A person pushes the box…

A: Net force = ma

Q: Four blocks with masses m1=5.00kg, m2= 5.10kg, m3= 7.00kg, m4= 7.20kg are pulled on a horizontal,…

A: solution:   Given Values, Masses: m1=5.00 Kgm2=5.10 Kgm3= 7.00 Kgm4= 7.20 KgAngle (θ)=34°Force (F) =…

Q: cord pulls an 7.0 kg block across a horizontal floor at constant velocity.The coefficient of kinetic…

A: Given values:- Mass of the block,(m)=7 kg ----(1) Coefficient of the kinetic friction,(μk)=0.21…

Q: a block is sliding down a ramp with an external force (in addition to friction) applied up the ramp…

A: Page 1

Q: Albert pushes a 12 kg box across a level floor. He pushes with a force of 49 N and observes that the…

A:

Q: A sled and rider have a total mass of 50.5 kg. They are on a snowy hill. The coefficient of kinetic…

A: Given: Total mass of sled and rider is 50.5kg. The coefficient of kinetic friction is 0.170. The…

Q: A delivery company has unloaded a 35 kgkg crate in your driveway. The coefficient of static friction…

A: Mass of the crate (m)=35 kg Coefficient of kinetic friction (μ)=0.2 Acceleration of the crate (a)=5…

Q: A stationary 10kg object is sitting on the ground. The coefficient of static friction between the…

A: Given: Mass of an object (m) = 10.0 kg. Coefficient of static friction μs=0.8 Coefficient of kinetic…

Q: A constant applied force F, of 15.0 N pushes a box with a mass m = 7.00 kg a distance x = 15.0 m…

A: Given: Applied force Fp=15.0 N. Mass of the block m=7.0 kg. Distance traveled by block x=15.0 m. The…

Q: Blocks with masses of 3.0kg, 4.0 kg, and 5.0 kg are lined up in a row on a frictionless table. All…

A: Given: The mass of the first block is m1=3 kg. The mass of the second block is m2=4 kg. The mass of…

Q: A student with a mass of 68 kg gets on a ferris wheel that rotates at a constant speed. When the…

A: Since, student is in circular motion so, he need a centripetal force which is always towards the…

Q: A 645 kg car is being pushed along a flat parking lot at a constant speed of 1.78 m/s. The…

A: The mass of the car, m=645 kg The velocity of the car, v=1.78 m/s The coefficient of friction…

Q: You are pushing a 30 kg crate along a horizontal floor (the coefficients of static and kinetic…

A: Given- Mass of crate , m = 30 kg The coefficients of static friction between the crate and floor ,μs…

Q: A 68.5 kg person is standing inside an elevator. The elevator is going from the 1st floor to the 9th…

A:

Q: Pushing a block over horizontal surfaces, a person examines their understanding of friction. In the…

A: The frictional force acts in the opposite direction of the motion of an object. If the object is…

Q: A horizontal force of magnitude F = 57.5 N pushes on a block of mass m = 4.7 kg. The block is on a…

A: The given situation can be represented as

Q: A car is towing a boat on a trailer. The driver starts from rest and accelerates to a velocity of…

A: To solve the problem we will calculate the acceleration first and then using Newton's 2nd law of…

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

A: Given Data : The mass of the crate is given as m = 27.1 Kg. The force applied to the crate is given…

Q: A teacup fell was left on the wing of a fighter jet and did not fall until the jet was already very…

A: When object falls with a constant velocity the drag force on it is equal to the gravitational force…

Q: Three blocks (as shown in the figure) are released from rest and they start to accelerate with a…

A: Step 1: here we have derived the equation of motion of the masses Step 2: here we have calculated…

Q: (8.0x10^0) kg box is sliding across a horizontal floor, with an initial velocity (1.19x10^0) x ^…

A:

Q: A block with mass m = 5 kg is moving on a rough horizontal surface under the influence of a…

A:

Q: Sammy is doing a strength testing session on the turf in preparation for the upcoming basketball…

A: Mass of sled (m) = 105 kgCoefficient of static friction (us) = 0.3Sammy apply only horizontal…

Q: A 1,910 kg African bush elephant (Loxodonta africana) is pushing a 2,890 kg car. The elephant and…

A: Given value--- mass of elephant = 1910 kg. mass of car = 2890 kg. total force = 9750 N We have to…

Q: the figure shows a woman pulling a suitcase. the suitcase moves at constant velocity. the rope (…

A:

Q: During your winter break, you enter a sled race. You push the sled with a force of 210 N at 30.0°…

A:

Q: A horizontal force of magnitude F = 56.2 N pushes on a block of mass m = 5.87 kg. The block is on a…

A: The objective of the question is to find the acceleration of the block on the incline in terms of…

Q: A 2 kg block is pulled on by a rope with a tension force of 20 N. The coefficient of kinetic…

A:

Q: A man is trying to pull a table with mass of 21 kg across the floor with a constant speed. What is…

A: Mass of the table(m) = 21 kg Friction coefficient (u) = 0.62 Gravitational acceleration (g) = 9.8…

Q: A shopper pushes a 7.7 kg cart at constant of 1.20 m/s speed along a rough horizontal surface by…

A:

Q: A crate of mass 33.9 kg rests on a level surface, with a coefficient of kinetic friction 0.142. You…

A:

Q: We start with some review problems A crate of mass 46.1 kg rests on a level surface, with a…

A: The mass of the crate is 46.1 kg. The coefficient of the kinetic friction is 0.234. The applied…

Q: In the figure, the block of mass 2.00 kg accelerates down a frictionless inclined plane. The angle…

A: Given value--- mass = 2 kg. angle = 30 degree.  We have to find--- acceleration?

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: