Pansy has a mass of 60kg and sits on a 15kg sled. Gus pushes her with force of 300N across snow with no friction. What will pansy's acceleration be?

Q: In the example of a box on a horozontal frictionless floor, if I push the 2kg box with 20 N of…

A: Given: The mass of the object is 2 kg. The applied force on the object is 20 N.

Q: You pull a 65kg box up a frictionless ramp at an angle of 15o with a rope that is parallel to the…

A: the equilibrium condition along the ramp is

Q: You and a friend can each pull with a force of 20 N. If you want to rip a rope in half, what is the…

A: Answer Tie the rope to a tree, and you both pull from the same end. Take advantage of the fact that…

Q: A net force of 450N accelerates a bike and rider at 3.5m/s^2, what is the mass of the bike and…

A:

Q: wooden table. If you apply a horizontal force of 3 N to the block. Using your knowledge of friction…

A: Mass(m) = 0.1 kg Applied force (F) = 3 N

Q: Harry the painter swings year after year from his boson’s chair. His weight is 500 N and rope…

A: Explanation: The painter when both ends of the rope is tied to the chair of the painter, the tension…

Q: what force is needed to give a 8800.0kg truck an acceleration of 8.5 m/s2 over a level road?

A: Given,Mass of the truck, m=8800kgAcceleration of the truck, a=8.5m/s2

Q: a 2000-kg car initially at rest is held by a friction force that can resist up to 1200 N. If the…

A:

Q: You are going in for the slam with an upward acceleration of 1.0m/s2.  What total upward force in…

A: Here we will use newton's second law of motion.

Q: a 0.10g spider is descending on a strand of web which supports it with a force of 5.6 x 10-4 N. What…

A:

Q: Sarah stands on a bathroom scale inside an elevator. Sarah's mass is 50 kg. What does the scale read…

A: Given Mass is m=50 kg Acceleration due to gravity is g=9.80 m/s2 Uniform Velocity of elevator is…

Q: A constant net force of 300 N is applied to accelerate a cart from rest to a velocity of 40m/s in…

A:

Q: A 4500 kg jet reaches a takeoff velocity of 70 m/s after accelerating from rest for 700 m down the…

A: The problem is asking us to determine the net force required by the jet's engines in order to…

Q: What net force is required to accelerate an 85 kg sprinter from rest to a speed of 12m/s in 3.0…

A: As per Newton’s 2nd law, the net force can be represented as, Here, m and a represent the…

Q: A 65 kg high jumper leaves the ground with a vertical velocity of 10 m/s. How high can he jump? The…

A:

Q: The net force on block A equals to 79.0 N and the mass of block A is 18.5 kg. if at t=o sec, the…

A: The given values are,

Q: A 200-g object fell and accelerated for 20 s over 10 m, from rest. What is its net force? * 40000 N…

A:

Q: Zach, whose mass is 82 kg, is in an elevator descending at 9 m/sm/s. The elevator takes 2.9 s to…

A:

Q: How much horizontal force would be required to make a 15 kg box accelerate at 1.2 m/s if friction…

A: Mass- 15 kg a = 1.2 m/s2  Frictional force = 18 N

Q: person stands on a scale inside an elevator at rest. The scale read 800N. What is the person mass?

A: Reading of scale when a person is standing inside a stationary elevator = 800 N

Q: Two blocks are connected by a zkg rope. The 6kg block is above the 8kg block. If the blocks are…

A: Given data: Mass of rope (mr) = 3 kg Mass of block 1 (m1) = 8 kg Mass of block 2 (m2) = 6 kg Applied…

Q: Joe uses a force of 250N to push a box with a mass of 95 kg up a 8 degree incline. If coefficient of…

A:

Q: It takes the elevator in a skyscraper 3.0 s to reach its cruising speed of 9 m/s. A 50 kg passenger…

A:

Q: Vinnie and Ella decided to let dad (75kg) ride the sled (5kg). Vinnie pulled the rope with 45N at an…

A: Given,

Q: What force is needed to accelerate a sled ( mass=55kg) at 1.4 m/s2 on horizontal frictionless ice

A:

Q: What acceleration will be

A: Given data; Acceleration,a=10 m/s2mass,m=500 kgFind acceleration caused by the same force in a body…

Q: A crate with a mass of 15kg is being dragged across the groud at a constant velocity of 2.0 m/s by…

A:

Q: A stalled car is being pushed up a hil by 3 people, and it is moving at a constant speed. the net…

A: Mathematical Proof Object is moving with constant velocity v = k m/s So the change in velocity Δv= 0…

Q: A 10 kg block on a frictionless surface is pushed to the right by a force of 70 N and to the left by…

A: Given data:  Mass (m) = 10 kg F1 = +70 N F2 = -30 N Required: The acceleration (a)

Q: An object is moving at 50 m s–1 north. A southerly force acts on it, producing an acceleration of 20…

A:

Q: A lamp hangs vertically from a cord in a de scending elevator that decelerates at 2.4 m/s², (a) If…

A: Here we have to find (a) Lamp's mass and (b) Cord's tension For each free body diagram of the FBD,…

Q: A body weighs 455 N on Mars where the acceleration due to gravity is 3.71ms2 . What is the mass of…

A:

Q: A force of 2.4 N is exerted on a 7.0 g rifle bullet. What is the bullet's acceleration? Your Answer:

A:

Q: How much force is needed to accelerate a 10.0kg sled along a frictionless surface at 1.5 m/s2?

A: Given:-  The mass of the sled is m = 10 kg  The acceleration of the sled is a = 1.5 m/s2 Find:-…

Q: The coefficient of friction between a 40kg piano and the ground is 0.85. What will the piano's…

A: Given, Mass, m=40 kg, Coefficient of friction, μ=0.85, and Force, F=450 N.

Q: what is the velocity of a rollercoaster at the bottom of the track that is 49.5 m high if it starts…

A:

Q: A 75kg man stands on a bathroom scale in an elevator that accelerates uniformly upwards from rest to…

A: Mass of the man Initial speed Final speed Time

Q: Three objects are connected as shown in the figure. The strings and frictionless pulleys have…

A:

Q: How much force would a car’s tires need to provide to accelerate an 1800 kg car at a rate of 4.0…

A: The given values with suitable variables are listed below. Here, m denotes the car’s mass and a…

Q: a 400kg bear grasping at a vertical tree slides down at constant velocity. What is the friction…

A:

Q: You are a 51.5 kg swimmer, swimming with an initial speed of 1.25 m/s.  You decide to coast until…

A: Mass, m = 51.5 kg Initial speed, u = 1.25 m/s Final speed, v = 0 Distance, d = 2.20 m

Q: What force is needed to accelerate a sled (mass=55kg) at 1.4 m/s2 on horizontal frictionless ice

A: Given Mass of sled  m = 55 kg Acceleration of  sled  a = 1.4 m/s2 To find Force needed to accelerate…

Q: hat force is needed to accelerate a sled (total mass = 65 kgkg ) at 1.2 m/s on horizontal…

A: Given: The mass of the sled is 65 kg. The acceleration of the sled is 1.2 m/s2.

Q: An 1700 keg elevator has a cable that can support 25,000 N of force. If it carries ten people at 50…

A: Given, mass of an elevator, m = 1700 kg maximum tension, T = 25000 N mass of the person, m = 50 g

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!