A block of mass 2.5 kg, which has an initial velocity of 4.4 m/s at time t = 0, slides on a horizontal surface. Calculate the work that must be done on the block to bring it to rest. Answer in units of J. If a constant friction force of 7.9 Newtons is exerted on the block by the surface, what is the acceleration? Answer in units of m/s^2

Q: In the figure, a 3.6 kg block slides along a track from one level to a higher level after passing…

A: Mass of the block m = 3.6 kg Initial speed vo = 6.9 m/s h = 1.1 m μk = 0.603

Q: A luge and its rider, with a total mass of 79.0 kg, emerge from a downhill track onto a horizontal…

A:

Q: A luge and its rider, with a total mass of 72.0 kg, emerge from a downhill track onto a horizontal…

A:

Q: A luge and its rider, with a total mass of 85.0 kg, emerge from a downhill track onto a horizontal…

A: Given:- The total mass of the rider with luge is m = 85.0 kg  The initial speed on the downhill…

Q: A 191 g block is dropped onto a relaxed vertical spring that has a spring constant of k = 3.5 N/cm.…

A: here, mass of the block(m) = 191 g =0.191 Kg spring constant( k)= 3.5 N/cm = 3.5 * 102 N/m…

Q: You push a 20.0-kg crate at constant velocity up a ramp inclined at an angle of ?=34.0∘ to the…

A: Mass = m = 20 kg Angle = 34 Distance = S = 3 m

Q: A block of mass m-2.20 kg is pushed d= Question 12 t. 3.20 m along a horizontal table by a constant…

A: Work done on a system is given as the product of the force and distance it travelled. It can be…

Q: % A cur ling stone (mass: 18-2 ka) is sliding on ice, initially moving horizontally at I02 m/s A for…

A:

Q: he roller coaster cart has a mass of 350 kg. Start your motion from rest at point A. Assuming no…

A:

Q: A luge and its rider, with a total mass of 74.0 kg, emerge from a downhill track onto a horizontal…

A: “Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: When a 4.00 Kg mass hangs on a spring, it stretches by 2.5 cm. a) If we hang a 1.5 Kg mass instead,…

A:

Q: A 19.8 kg block is dragged over a rough, horizontal surface by a constant force of 183 N acting at…

A: Work done by the frictional force is,

Q: A box of mass 3kg as shown in Fig. Q1(a) slides down from rest. The box compresses the spring by 25…

A: According to the work-energy principle,  the amount of work done on an object will equal the change…

Q: As shown in the figure below, a 2.25 kg block is released from rest on a ramp of height h rough…

A:

Q: Hk(X)=0.04x+0.1, where x is in meter. What is the work done by the friction force while the block…

A: Given: Mass (m) = 6.2 kg Angle of inclination (ϴ) = 300   The free-body diagram is shown as,…

Q: you psush a file acbinet up a rough ramp titled at 10 degreee with horizontak. The file cabinet has…

A:

Q: Shown in the figure below is a block and track system. All locations indicated by solid black lines…

A: Given, v1= 1.703m/s  Y1= 0.181m  m= 0.92 kg  k= 24N/m  µ= 0.110

Q: A webassign.net 12. DETAILS SERPSE10 7.4.P.009. MY NOT A particle is subject to a force F, that…

A: Disclaimer: “Since you have asked posted a question with multiple sub-parts, we will solve the first…

Q: Two tugboats pull a dis abled supertanker. Each tugboat exerts a Constant Force oF 175 X 106 N,one…

A: Force,  F1=F2=F=1.75×106 N Angle between two forces and displacement, ө= 14ᵒ Displacement, d=800 m

Q: As shown in the figure below, a 2.25 kg block is released from rest on a ramp of height h. rough p…

A:

Q: A luge and its rider, with a total mass of 90.0 kg, emerge from a downhill track onto a horizontal…

A:

Q: An object starts from rest and moves a distance d due to the presence of a net force F_net. If the…

A:

Q: After given a push, a 1.0-kg box slides down a slope that is inclined by 30◦ relative to the…

A: Given data: Mass of the block is m=1 kg The angle of the inclined plane with horizontal is θ=30o…

Q: A0.653-kg basketball is dropped out of a window that is 5.01 m above the ground. The ball is caught…

A:

Q: A box of weight w = 2.0N accelerates down a rough plane that is inclined at an angle ϕ=30 degrees…

A: weight (w)= mg = 2 N ϕ = 30oNormal force (N) = 1.7 N Coefficient of kinetic friction =…

Q: A force of 36.ON acclerates a 6.0kg block at 7.0m/s2 along a boriztonal surface. How large is the…

A:

Q: Acable pulls an 201 kg safe up a slope inclined at 24 , for 12 m on an very slippery oily surface.…

A:

Q: A luge and its rider, with a total mass of 90.0 kg, emerge from a downhill track onto a horizontal…

A: Since you have posted a question with multiple sub-parts, we will solve first three sub-partsfor…

Q: A toy gun uses a spring to project a 5.2-g soft rubber sphere horizontally. The spring constant is…

A:

Q: Suppose you have a spring (of constant k = 250) and you compress it 10 cm. next to the spring you…

A:

Q: According to work-energy theorem, change in energy is as a result of work done by a force on an…

A: (a) The points where the force is positive- B The points where the force is zero-A,C,E The points…

Q: A 957 g block is released from rest at height ho above a vertical spring with spring constant k =…

A:

Q: 44. The work done when the point of application of a force F=(15i+7k)N moves through a displacement…

A:

Q: In a physics lab, a pendulum hung from the ceiling swings back and forth. Select the arrow pointing…

A: In given above diagram we can clearly see the two force act on Bob at point C.

Q: This is one question with two parts The force required to stretch a Hooke’s-law spring varies from…

A: Hooke's Law  F = -k x  where F is force. k is force constant  x is displacement.

Q: A luge and its rider, with a total mass of 72.0 kg, emerge from a downhill track onto a horizontal…

A:

Q: A 60.0 kg skier starts from rest at the top of a 1500.0 m long trail which drops a total of 230.0 m…

A:

Q: In the figure, a 3.8 kg block slides along a track from one level to a higher level after passing…

A: Given: The mass of the block is 3.8 kg.             The initial speed of the block is 7.0 m/s.…

Q: Giventhe diaeram Shown, assuming that the Colfficiet of Kinetic friction ig 8.1 What is the…

A: In the system the acceleration will be in the horizontal direction alone , where the horizontal…

Q: A mechanic pushes a 3770 kg car from rest to a speed of v, doing 4845 J of work in the process. Find…

A: The car's mass is, m=3770 kg The initial sped of the car is, u=0 m/s The work done in the process…

Q: Computation. 46 J of work is required to stretch an ideal spring from 1.5 m beyond its rest length…

A:

Q: m h a Determine the speed that mass m must have so that when it reaches the height of h, it has half…

A: Given    speed that mass m must have so that when it reaches the height of ha , it has half its…

Q: A luge and its rider, with a total mass of 82.0 kg, emerge from a downhill track onto a horizontal…

A:

Q: After given a push, a 1.0-kg box slides down a slope that is inclined by 30◦ relative to the…

A: Given that, mass of the block is m=1kg the angle of the inclined plane with horizontal is θ=30o the…

Q: An 8.5-kg block is pushed along a horizontal rough surface by a 40-N force inclined at 20° with the…

A: Mass of the block is m = 8.5 kg Applied force is F = 40 N Angle of force with the horizontal is 20…

Q: need asap pls What is the work done in moving an object along a vector ∆r with a force F, given F =…

A:

Q: opiananTne Force required to compress a non-standarcl spring SVod AdısPiacement From equilibrium X…

A: