A woman pulls a 7.87 kg suitcase, initially at rest, with a 29.2 N force along the handle at 62.7°. Friction pulls back at 11.7 N, and the suitcase moves 8.44 m. What is the total work done? (Unit = J)
Q: Starting from rest, a 5.1-kg block slides 2.30 m down a rough 30.0° incline. The coefficient of…
A: (a) the work done by force of gravity is, W=mgsinθsW=5.1 kg9.8 m/s2sin30.0o2.30 mW=57.5 J (b) work…
Q: 8. A 2.50 kg block is pushed 2.20 m along a horizontal table by a constant force of 16.0 N directed…
A:
Q: A 15.1-kg box is being pushed from the bottom to the top of a frictionless ramp. When the box is…
A: Write the given values with the suitable variables. m=15.1 kgW=58 Ju=0 m/sv=1.50 m/s Here, m, W, u,…
Q: 1. A force F = 3xî + 5yj, where F is in newtons and x and y are in meters, acts on an object as the…
A: Given F→=3x i ^ +5y j^displacement from x=0 to 4.52 so dispacement vectord→=(4.52-0) i^=4.52 i^…
Q: A constant 81.8-N force acts on a 3.70-kg box. The box initially is moving at 11.3 m/s in the…
A: Applying Work-Kinetic Energy theorem:- Work done by the force(W)=Change in KE of the object Hence,…
Q: An archer pulls her bowstring back 0.400 m by exerting a force that increases linearly from zero to…
A: Given(s): The force linearly increases from 0 to 230 N. Displacement, x=0.400 m Required: Workdone,…
Q: Johnny used his super muscle power to pull a box initially at rest, up an inclined plane. The…
A: angle of incline (θ) = 35oforce (F) = 250 N mass (m) = 25 kg coefficient of kinetic friction =…
Q: Problem 4: A 82.5-kg man pushes a crate 4.5 m up along a ramp that makes an angle of 19° with the…
A:
Q: A shopper pushes a grocery cart 19.2 m on level ground, against a 16.3 N frictional force. The cart…
A: W=work done by pushing force=friction work done +increase in KE
Q: A 128 kg crate slides down a ramp, starting from rest. The ramp is inclined at an angle of 24.2…
A:
Q: 01a. A curler pushes a 16 kg “rock" 5.04 m horizontally in 7.03 s using a horizontal force of 68.3…
A:
Q: A shopper pushes a grocery cart 39.12 m on level ground, against a 29.95 N frictional force. The…
A: Given , magnitude of displacement is∆r = 39.12mMagnitude frictional force is f= 29.95NMass of cart…
Q: Bob is pulling a box of his toys of mass 15.0 kg along a rough horizontal surface for a distance of…
A:
Q: A 144 kg crate slides down a ramp, starting from rest. The ramp is inclined at an angle of 15.5…
A: Work done by gravitational force=mgh Here h is height of inclined
Q: A constant 77.7-N force acts on a 5.80-kg box. The box initially is moving at 26.0 m/s in the…
A: Given data: Force (F) = 77.7 N Mass (m) = 5.80 kg Initial velocity (v0) = 26.0 m/s Final velocity…
Q: A tow truck pulls a car 4.30 kmkm along a horizontal roadway using a cable having a tension of 820…
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: The position of the cart is: The equation for the angle of the position…
Q: A mechanic pushes a 2400 kg car from rest to a speed of v, doing 5746 J of work in the process.…
A:
Q: A boy pulls a toboggan for a distance of 35.0 m along the snow with a rope directed 34.0° above the…
A:
Q: 008 (part 1 of 2) 10.0 points The force required to stretch a Hooke's-law spring varies from 0N to…
A:
Q: ce in the rope is 58.0 N and the angle is 30° with respect to the horizontal. The frictional force…
A: GivenMass of boxm=15 kgDistance covered, d=6 mTension Force, T=58 NAngle, θ=30° Frictional force on…
Q: A block of mass m = 3.1 kg is placed on a rough incline surface making an angle e = 13.5. with…
A: SOlution: Given that m = 3.1 kg angle = 13.5 degree coefficient of kinetic friction = 0.29
Q: A man cleaning his apartment pushes a vacuum cleaner with a force of magnitude 35.8 N. The force…
A: The work done here can be given by W=Fd cosθ
Trending now
This is a popular solution!
Step by step
Solved in 2 steps with 1 images
- A force of 16 lb is required to hold a spring stretched 2 in. beyond its natural length. How much work W is done in stretching it from its natural length to 8 in. beyond its natural length? W = ft-lbA snowmobile is pulling a sled (m = 380 kg) across the snowy tundra (see the figure below). The snowmobile applies a pulling force of 2480 N at an angle of pulls the sled over a distance of 49.8 m. (a) How much work is done by the snowmobile? 118719.66 J 0° (b) If the sled is also being acted on by a constant kinetic friction force of 240 N and it started from rest, what is the final speed of the sled? 2848.55 X Your response differs significantly from the correct answer. Rework your solution from the beginning and check each step carefully. m/s Need Help? Read It 16° with respect to the ground andA person pulls a crate 43.5 meters along a horizontal floor by a constant force 112.3 N, which acts at 37.7 degrees. The floor is rough and exerts a friction force 49 N. What is the total net work done on the crate?
- Bob is pulling a box of his toys of mass 15.0 kg along a rough horizontal surface for a distance of 6.00 m. The tension force in the rope is 58.0 N and the angle is 30° with respect to the horizontal. The frictional force on the box is 12.0 N. How much work is done on the box by the normal force, in Joule? Use g = 10.0 m/s2. Your answer needs to have 3 significant figures, including the negative sign in your answer if needed. Do not include the positive sign if the answer is positive. No unit is needed in your answer, it is already given in the question statement.You have two vectors: A = 7.27î + 3ĵ and B = 4î - 0.95ĵ + 12k. If vector A represents a force vector and vector B is a displacement vector, what is the magnitude of work done by this force?A man pushes a 85.9-N crate a distance of 3.7 m up a long frictionless ramp at a constant speed. His pushing force is parallel to the ramp. The ramp makes a 30.0-degree angle with the horizontal. What is the work done by the man in pushing the crate? Give your answer in joules, rounded to one decimal place.
- Two forces F1 = (-1.5i-0.8j+0.7k) N and F2 = (-0.7i+1.2j) N, are applied to a moving object. what is the net force on the object? if the displacement vectoris d= (8.0i+6.0j+5.0k) m, what is the work done by these two forces?A shopper pushes a grocery cart 36.6 m on level ground, against a 13.1 N frictional force. The cart has a mass of 15.2 kg. He pushes in a direction 17.8º below the horizontal. If the initial velocity was 1.8 m/s, and final speed was 15.4 m/2. What is the work done by the pushing force in unit of Joule?A student is pulling her wagon along a flat level ground with a 50.0N force 30 degrees above the horizontal. This applied force is against a horizontal frictional force of 30.0 N. If the student travels 8.00 meters east, what is the net work is done on the wagon? 1. 160 J 2. 346 J 3. 586 J 4. 106 J
- A warehouse worker pushes a crate across a rough floor. A frictional force of 22.5 N acts to oppose the motion of the crate, and the worker pushes with a horizontal force of 40.6 N. If the total work done by the worker on the crate is 98.0 J, through what distance did the worker push the crate?A 19.1-kg box is being pushed from the bottom to the top of a frictionless ramp. When the box is pushed at a constant velocity, the nonconservative pushing force does 58.0 J of work. How much work is done by the pushing force when the box starts from rest at the bottom and reaches the top of the same ramp with a speed of 1.50 m/s? Wnc = Number i Save for Later Units Attempts: 0 of 1 used Submit AnswerA shopper pushes a grocery cart 39.25 m on level ground, against a 37.06 N frictional force. The cart has a mass of 19.79 kg. He pushes in a direction 24.67º below the horizontal. If the initial velocity was 1.78 m/s, and final speed was 16.88 m/2. What is the work done by the pushing force in unit of Joule?