A 2.2 kg object is initially moving at 5.78 m/s. After a time of 4.9 s, the object is moving at a rate of 8.72 m/s. What net work was done on the object during that time?
Q: A car of mass 2,200 kg accelerates from rest to a speed of 25 m/s over at distance of 240 m. It…
A: Given Data: The mass of a car is, m=2200 kg The initial speed of a car is, u=0 m/s The final speed…
Q: A 2 kg object slides across a horizontal surface with an initial speed of 6.53 m/s. If the object…
A: Given that,Mass of object : m = 2 (kg)Initial velocity : v=6.53 m/sec Here we need to find the…
Q: A 3 kg object is moving to the right at a speed of 10ms10ms. A constant force is applied to the left…
A: Given that Mass of the object, m=3 kg Initial speed of the object, u=10 m/s Final velocity , v=0…
Q: How much work is done by you when you lift a 9.0 kg object 71 cm off of the ground?
A: Given : Mass of object (m) = 9 kg Height (h) = 71 cm = 0.71 m
Q: An object with a mass of 12.1 kg slides on a frictionless surface at 1.48 m/s. How much work must be…
A: Recall work-kinetic energy theorem. W=change in KE
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: A mass of 8 kg is traveling at a constant 10.8 m/s when a 39 N force, F, starts to act in the…
A:
Q: A force acting on an object moving along the x axis is given by Fₓ= (14ₓ-3ₓ²)N where x is in M.…
A: The force acting on an object moving along the x-axis is given as,
Q: A car of mass 1078 kg moves up a mountain road with the help of a nonconservative force that does…
A:
Q: A mass of 8 kg is traveling at a constant 10.9 m/s when a 32 N force, F, starts to act in the…
A:
Q: An object with a mass of 2.29 kg is initially moving at a rate of 4.88 m/s. A net work of 34.8 J is…
A: The work done by the sum of all forces acting on a particle equals the change in the kinetic energy…
Q: How much work is required to throw a ball with a mass of 0.27 kg 30.4 m/s? Assume the ball starts…
A: Work done = change in K.E Work done = (K.E)f -(K.E)i = 1/2mvf2-1/2mvi2…
Q: In the arrangement of the first figure, we gradually pull the block from x = 0 to x = +3.0 cm, where…
A:
Q: A 1.5 kg object slides across a horizontal surface with an initial speed of 6.84 m/s. If the object…
A:
Q: An archer pulls a bowstring back 0.500 m by exerting a force that increases uniformly from zero to…
A: It is given that, x=0.500 mF=250 N
Q: A 2.1 kg object slides across a horizontal surface with an initial speed of 5.77 m/s. If the object…
A: Mass (m) = 2.1kgInitial velocity (Vi) = 5.77 m/sFinal velocity (Vf) = 0 m/sRequired:Work done by…
Q: If A 29-kg child starts from rest and slides down a slide that is 2.6 m high. At the bottom of the…
A: Given parameters : Mass "m"= 29kg Height "h"= 2.6m Final Velocity "v"= 2.5m/s . Concept :…
Q: A 1.5 kg object slides across a horizontal surface with an initial speed of 5.61 m/s. If the object…
A: Given data: Mass (m) = 1.5 kg Initial velocity (Vi) = 5.61 m/s Final velocity (Vf) = 0 m/s…
Q: person pulls a crate 49.6 meters along a horizontal floor by a constant force 113.7 N, which acts at…
A:
Q: A 1400 kg car drives up a 16 m high hill. The car's speed at the bottom and top are 21 m/s and 13…
A: According to the work energy theorem, the net work done on the car must be equal to the change in…
Q: An object of mass (m = 5.4 kg) moves under the influence of one force. That force causes the object…
A:
Q: How much work is required to throw a ball with a mass of 0.46 kg 33.1 m/s? Assume the ball starts at…
A: Given Mass of ball = 0.46 kg Initial velocity of ball = 0 m/s Final velocity of ball = 33.1 m/s We…
Q: An object has a mass of 5.153 kg. Initially its velocity is 15.32 m/s. Three forces do work on the…
A: We have given: mass of object, m = 5.153 kg Initial velocity of object, u = 15.32 m/s Final velocity…
Q: A girl on skateboard (total mass of 56.1 kg) is moving at 14.1 m/s at the bottom of a long ramp. The…
A: Mass of the girl M=56.1 kg Initial speed u=14 m/s Final speed v=0 Angle of inclination θ=19.490…
Q: A single force acts on a I kg panticle-like object in such a way that the position of the object as…
A:
Q: When the velocity of an object with mass 0.57 kg changes from 1.16 m/s to 0.32 m/s by the force F,…
A:
Q: A 5.39 kg object is initially traveling at 32.8 m/s. During the next 240 seconds – 683 J of total…
A: Given:Mass of the object = 5.39 kgInitial velocity = 32.8 m/sWork done = - 683 J
Q: An elevator of mass 700 kg descends with an acceleration of 3 m/s^2 for a distance of 12 metres.…
A: Force brings about motion and changes in it. This force produce acceleration and hence the changes…
Q: The force on an object is given by the equation Fix) = 4.32 N/m^2 x^2 - 7.32 N/m x +12.3 N. what is…
A:
Q: A child pulls on a wagon with a force of 75 N. If the wagon moves a total of 30 m in 2.0 min, what…
A: Given , Force = 75 N Displacement s = 30 m Time = 2 minutes
Q: A worker pushes a wheelbarrow with a horizontal force of 240 N over a level distance of 5.0 m. If a…
A:
Q: An applied force of 40.0 N j lifts an object straight up a distance of 1.20 m. If the object has a…
A:
Q: An applied force of 14.6 N acts on a 2.50 kg mass that is initially at rest. Over a distance of 2.36…
A:
Q: A 1.8 kg object slides across a horizontal surface with an initial speed of 6.77 m/s. If the object…
A: Mass (m) = 1.8 kgInitial velocity (Vi) = 6.77 m/sFinal velocity (Vf) = 0 m/sRequired:Work done by…
Q: A 2 kg object slides across a horizontal surface with an initial speed of 6.53 m/s. If the object…
A: Given- Mass of object m= 2kg Initial velocity v=6.53 m/s
Q: A box whose mass is 65 kg is moved across a horizontal floor by dragging it with a rope attached to…
A: Given : Mass of box(m)= 65 kgForce by rope(F)= 400 NAngle with horizontal()= 30°Distance travelled…
Q: A 2.4 kg object slides across a horizontal surface with an initial speed of 7.6 m/s. If the object…
A: SOlution: Given that m = 2.4 kg v = 7.6 m/s
Q: An object with mass m = 152 kg moving at the speed of v = 0.53 m/s was stopped by an external force…
A:
Q: An object with a mass of 2.30kg is initially moving at a rate of 4.16m/s. A net work of 32.5 J is…
A: According to the work- energy theorem, change in kinetic energy equal to the work done by the system
Q: A child drags a toy behind him on the ground. The coefficient of friction is 0.44 and the toy is…
A:
Q: A puck with a mass of 159.0 g is sliding with an initial velocity 31.0 m/s. The puck enters a…
A:
Q: A 1300kg truck travels up a 17.5m high hill. The nonconservative forces of friction and the force…
A: Write the given values with the suitable variables. m=1300 kgh=17.5 mWf=-3.10×105 JWe=6.40×105 J…
Trending now
This is a popular solution!
Step by step
Solved in 2 steps
