A team of eight dogs pulls a sled with waxed wood runners on wet snow.  The dogs have average masses of 19.0 kg and the loaded sled with its rider has a mass of 210 kg.  Each dog exerts an average force of 185 N backwards on the snow.  What is the magnitude of the acceleration once the sled starts to move in m/s2? Group of answer choices 2 3 4 5

Q: You are moving boxes into a new apartment. One of the boxes is very heavy, with a mass of 40kg, so…

A: Given data The mass of the box is m = 40 kg. The acceleration of the box is a = 3.2 m/s2. The force…

Q: Your best friend weighs 81.5 kg and is a rugby player. In one of his games, he slides to a stop in a…

A:

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

A:

Q: Two roomates are disagreeing over where to place a 90 kg couch. Katie is pushing the couch to the…

A: Newton's second law of motion is, Fnet=ma Here, m is mass and a is acceleration. Assume Rosa is…

Q: A barge with mass m = 800 kg is being pulled using two different horizontal ropes. The tension in…

A: As the barge is being pulled, a net force acts on it which produces a net acceleration This net…

Q: versus

A: Since acceleration vs time graph is given, we can easily plot Force vs time graph using Newton's…

Q: A pulley and string arrangement is used to connect two objects A and B as shown in the diagram…

A:

Q: A block A with M- 3kg is free to move along a horizontal frictionless surface and is connected, by a…

A:

Q: You place a crate of mass 39.4 kg on a frictionless 3.67- meter-long incline. You release the crate…

A: Given,

Q: As shown in the figure, blocks A and B are connected by a massless rope over a massless,…

A:

Q: A rocket is launched upward. The height of the rocket was 68 ft at the end of the thrust portion of…

A:

Q: Moments after making the dreaded decision to jump out the door of the airplane, a skydiver's 81.8-kg…

A:

Q: exerts a force of 1.18 x 10-6 N on the flea. Find the direction and magnitude (in m/s2) of the…

A:

Q: A student tries to push a 30 kg desk across the room. She pushes at a downward angle of 33.2°…

A:

Q: Bran is pushing Amira in a sled. The combined mass of the sled and Amira is 40.0 kg. There is a…

A:

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 18 kg monkey climbs up a massless rope that runs over a frictionless tree limb and back down to a…

A: Given : mass of monkey, m = 18 kg mass of package, M = 25 kg acceleration due to gravity, a = 9.8…

Q: The coefficient of kinetic friction between the 45-kg crate and the ground is μ = 0.3. The crate…

A:

Q: A crate (20 kg) is hung in an elevator by a cord rated to withstand a tension of 500 N. The elevator…

A:

Q: The figure above shows two objects connected by a rope over a pulley. Assume the pulley is…

A:

Q: A cart of mass 8.00 kg was moved by applying two constant forces. Force 1 is 28.0 N at 42.0°, and…

A: Since there are multiple sub parts posted, we will answer the first three sub parts. a) The force is…

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: A block of mass 22 kg moves up a 32 degree inclined plane by being pulled by a string attached to a…

A:

Q: determine the man's upward acceleration. Use g = 9.80 Question 15. A person whose weight is 519 N is…

A:

Q: Moments after making the dreaded decision to jump out the door of the airplane, a skydiver's 83.2-kg…

A: Given data:  Mass (m) = 83.2 kg Air resistance (Fair) = 109 N, vertically upward g = 10 m/s2…

Q: A box with a mass of 3.00 kg starts from rest at the top of a 32.5° incline and slides 2.00 m down…

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Q: A mass of 1.1 kg lies on a frictionless table, pulled by another mass of 3.8 kg under the influence…

A:

Q: Two roomates are disagreeing over where to place a 72 kg couch. Katie is pushing the couch to the…

A: Given : Mass of a couch (m) = 72 kg Force with which Katie is pushing the couch (Fkatie) = 410 N…

Q: A person with a black belt in karate has a fist that has a mass of 0.70 kg. Starting from rest, this…

A:

Q: An object with mass m2 = 50.0[kg] is on a ledge with a coefficient of kinetic friction of 0.350. It…

A: Given: Mass m1=90.0kg Mass m2=50.0kg Coefficient of kinetic friction is μk=0.350 Free body diagram:…

Q: The coefficient of kinetic friction between the box and the ramp is 0.15, the mass is 25.4 kg, and…

A: Given data *The given mass of the box is m = 25.4 kg *The angle is θ=150 *The coefficient of kinetic…

Q: A falling ball of mass 0.5 kg experiences a downward force due to gravity of mg (where g = 9.8 m/s2)…

A:

Q: Consider a snow boarder going up a 4.5° slope. Assume the coefficient of friction for waxed wood on…

A: Free body diagram:Equation of motion:Here, we have to calculate the net retarding force tangential…

Q: The figure shows two blocks connected by a cord (of negligible mass) that passes over a frictionless…

A: Scenario: The arrangement of Atwood's machine consist of two blocks which are connected by cord…

Q: Two masses, m₁ = 65 kg, and m₂ = 81 kg are attached by a massless rope over a massless, frictionless…

A:

Q: You have a person pulling to the left with force 115 N, and another person pulling to the right with…

A: Given data:  The two forces are acting on the box  F1 = -115 N F2 = +154 N Mass (m) = 2.3 kg…

Q: y 2.82 N 1.0 N 5.0 N 20° 3.0 N

A: The x-component and the y-component of the acceleration. Acceleration is given…

Q: Two ropes are attached to a 55 kg object. One has magnitude 65 N directed 59° clockwise from the…

A:

Q: You place a crate of mass 25.1 kg on a frictionless 3.17-meter-long incline. You release the crate…

A: Correct option is (b) 21.8 °

Static and Kinetic Friction

Kinetic friction comes into existence when there are moving surfaces means in other words we can say that the force which comes into existing between moving surfaces is known as kinetic friction.