Bran is pushing Amira in a sled. The combined mass of the sled and Amira is 40.0 kg. There is a coefficient of kinetic friction between the led and the snow of 0.128. Bran applies a 160 N pushing force at 30.0° below the horizontal. What is Amira's acceleration? (Give your answer in m/s2.)

Q: A physics student, in a stationary elevator, places a 250.0 g mass on an electronic balance. The…

A: Given  mass (m) =250.0 g balance reading (mb)=262.0 g Required acceleration of elevator (a)=?

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: dragster accelerates from rest down a road of length d = 400.0 m. In the absence of any friction the…

A: The downward force on the dragster along its motion is given by

Q: Zach, whose mass is 77 kg, is in an elevator descending at 12 m/s. The elevator takes 3.2 s to brake…

A:

Q: You create an elevator to get down a cliff.   Your and the bucket’s mass together is 80 kg (m2).…

A: The free-body diagram of the system is shown below. Here, T is the tension and a is the…

Q: 12. Say you have two protons which are Im apart. The mass of a proton is, m_e = 9.31 * 10^-31 kg and…

A: According to question we need to find ratio between Gravitational force and electrostatic force…

Q: A 12 kg box is pulled along level ground at constant velocity by a horizontal force of 55.0 n. what…

A:

Q: man pushes a 49 kg block of ice in the positive direction across a frozen lake as shown in the…

A:

Q: brenda pushes a box horizontally with a force of 200 N (F=200N).  The mass of the box is 50 kg.…

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Q: A child is rolling a ball down a slide to his friend. The ball has a mass of 3 kg, and the slope of…

A:

Q: Two forces are applied to a 4.0 kg cart on a rough surface as shown. At a certain instant, force A…

A:

Q: A cable is lifting a crate of weight 1500 N vertically upward with acceleration of 1 m/s2.  What is…

A:

Q: A heavy box containing four laptops worth 700,000 pesos is being delivered to Dukue. From the…

A: Given:) mass of each laptop (m)=2.5 kg angle of inclined ramp=350 coefficient of kinetic friction…

Q: Pulling up on a rope, you lift a 9.42-kg bucket of water from a well with an acceleration of 2.20…

A: Mass of bucket (m) = 9.42 kg Acceleration of the bucket in upwards direction (a) = 2.20 ms2

Q: You lift a 7.27-kg bucket of water from a well by pulling on a rope.  You give the bucket an…

A:

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 robot pushes a 20-kg box on the horizontal surface as part of the moving job. The force is 35 N to…

A: The box can be moved only when the static frictional force between the box and the floor can be…

Q: What is the magnitude

A: 0.346 m/s2

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

A:

Q: A force of 40.0 N is applied in the positive x-direction to a block of mass 5.80 kg, at rest on a…

A: Determine the acceleration of the block.

Q: A 10.88 kg object speeds up from 15.3 to 45.86 m/s over a distance of 137.42 m. What is the…

A: Given that m= 10.88 kg vi =15.3 m/s vf= 45.86 m/s  distance (x)= 137.42 m What is the acceleration…

Q: A physics student, in a stationary elevator, places a 240.0 g mass on an electronic balance. The…

A: Given: The actual mass of the object is 240 g. The apparent mass of the object is 292 g.

Q: A 24.7 kg object in free-fall experiences an 36.7 N wind resistance.  What is the acceleration of…

A: The force experienced by the object due to free fall will be F=mg=24.7kg9.8m/s2=242.06N

Q: A person weighing 879. N rides in an elevator that has a downward acceleration of 1.37 m/s2. What is…

A:

Q: The block has mass m = 10.6 kg, the ramp is at an angle of θ = 24 degrees, the coefficient of…

A:

Q: What is the diver's acceleration if the magnitude of the drag force is 1185 N? What is the divers…

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

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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: An astronaut's weight on earth is 800 N. What is his weight on Mars, where g=3.76m/s2?

A:

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: a Cable 1 Cable 2- m

A: mass = m = 12 kg =  140 35 0

Q: The cable supporting a 2165 kg elevator has a maximum strength of 24070 N . What maximum upward…

A:

Q: A force of 39 N accelerates a 3.0 kg block at 4.2 m/s7 along a horizontal surface. What is the…

A: Given data:  Force applied (F) = 39 N Mass (m) = 3.0 kg Acceleration (a) = 4.2 m/s2 Required: The…

Q: A 5 kg block is propelled across a horizontal surface with a force of 20 N, opposed by a friction…

A: given data mass M = 5 kg force F = 20 N frictional force f = 10 N acceleration = ?

Q: A hockey puck slides with an initial speed of 56.7 m/s on a large frozen lake. The coefficient of…

A:

Q: Nick is pulling a 20 kg crate across a horizontal floor with a rope angled 30° above the horizontal.…

A: The free body diagram is shown below,

Q: Two horizontal forces, P and Q, are acting on a block that is placed on a table. We know that P =…

A: Given: The mass of the object is 5.1 kg. P→=-2.1i^+4.25k^ N The velocity of the object is constant.

Q: What is the tension in the cable that is lifting a 3500 kg elevator if the upward acceleration of…

A: Since the elevator is accelerating upward, the net force is given by F=T-mgma=T-mgT=ma+g Substitute…

Q: A robot pushes a 20-kg giftbox on the horizontal surface as part of the moving job for the holiday…

A: Given term  Mass of giftbox ( m ) = 20 kg  Acceleration due to gravity ( g )  = 10 m/s μs = 0.75 μk…

Q: A stack of two crates is being accelerated upwards by two cables. The cables are directly attached…

A:

Q: A person weighing 935. N rides in an elevator that has a downward acceleration of 1.26 m/s2. What is…

A: According to Newton’s law, F = ma The mass of the is given by, m=Wg=935 N9.8 m/s2=95.41 kg

Q: person pushes block A (mass 3 kg) with a constant force of 10 N. Both blocks accelerate together at…

A: Answer the following question is

Q: Zach, whose mass is 80 kg, is in an elevator going down at 2.0 m/s. The elevator takes 4.0 s to…

A: Given, the zach whose mass is 80 kg, is in an elevator going downat 2.0 m/s. The elevator takes 4.0…

Q: Blocks 1 and 2 are moving to the right on a frictionless surface by the tension TB = 36 N as shown.…

A: Given,  Surface is frictionless

Q: Consider a 196.2 N cart that is being pulled along the level ground by a rope that is inclined at…

A: Uniform Motion We have to find the pulling force  for applied by the rope on a wagon for the…

Newton’s Third Law of Motion

The horse pulls the cart and the cart pulls the horse in response as per Newton third law. So the big question is, “Don’t the two forces cancel each other? How does the cart accelerate?”