The only force acting on an object moving along the x axis is the conservative force give by F(x) = (4.0 N/m“)x* - (2.0 N/m²)x² + 5.0 N. %3D Find the change in potential energy as the
Q: The length of the Achilles tendon increases 0.500 cm when the force exerted on it by the muscle…
A:
Q: Find the force corresponding to the potential energy U(x) = -a/x + b/x?. 2b A F= b a B F = .2 3 F =…
A:
Q: A conservative force acts on an object from the Initlal point (z = 1.5, y=2) to the final point z =…
A:
Q: A constant force F = (8i + 6j ) N acts on a particle as it moves along a straight line path. If the…
A:
Q: cle moving in the xy plane undergoes a displacement given by Ax = 20i + 30 constant force F = 5.0 i…
A: given Δx̅ =20î+30ĵ F̅ = 5 î +2ĵ
Q: A 400 N student pushes a 500N trunk a distance of 8.00 m along a straight line, by applying a…
A: Solution:-Given thatWeight of trunk (W)=500 NDisplacement (d)=8 mApplied force (F)=600 Ninitial…
Q: 1. An object in a horizontal surface was moved by applying a constant force (in Newtons), F=8i + 5j.…
A: Write the given values with the suitable variables. F→=8i^+5j^ Nd=9 m Here, F is the force and d is…
Q: A 7.80-g bullet moving at 570 m/s penetrates a tree trunk to a depth of 6.40 cm. (a) Use work and…
A:
Q: A 7.80-g bullet moving at 650 m/s penetrates a tree trunk to a depth of 6.50 cm. (a) Use work and…
A: Given: The velocity of the bullet is v=650 m/s, The depth bullet penetrates is d=6.50 cm, The mass…
Q: The loaded cab of an elevator has a mass of 1.40 × 103 kg and moves 186. m up the shaft in 16.0 s at…
A:
Q: The loaded cab of an elevator has a mass of 3.80 × 103 kg and moves 196. m up the shaft in 23.0 s at…
A: We have to find P=?
Q: A 2.0-kg particle is subject to force of gravity and a contact force in the vertical direction (z).…
A: In the question it is given that the mass of the particle is,m= 2 kgThe contact force is along…
Q: force F = (4 î − 5 ĵ) N acts on a particle that undergoes a displacement Δr = (2 î + ĵ) m. Find the…
A:
Q: As part of your daily workout, you lie on your back and push with your feet against a platform…
A: Given Data, Work Done(W)=81.0 J Compressed distance (x)=0.210 m
Q: Q1 : A force F = ( 8i + 3j) N acts on aparticle that interrogees a displacement d = (2i + 2j )m A -…
A: It is given that, F→=8i+3j Nd→=2i+2j m
Q: *11. A 1.00 X 10°-kg crate is being pushed across a horizontal floor by a force P that makes an…
A: Let P denote the force applied on the crate, θ denote the angle of the force with the horizontal, f…
Q: A 290-kg load is lifted 24.0 m vertically with an acceleration a=0.180 g by a single cable. -…
A:
Q: A 41.0 kg box initially at rest is pushed 5.55 m along a rough, horizontal floor with a constant…
A:
Q: A 7.80 g bullet is initially moving at 610 m/s just before it penetrates a block of wood to a depth…
A: Given value---mass: initial speed: distance traveled in block: We have to find---(a) What is the…
Q: A box weighs 49 N is pulled 6.0 m up along a 37° inclined plane. What is the work done by the weight…
A:
Q: I1. A force parallel to the x-axis acts on a particle moving along the x-axis. This force produces…
A:
Q: A box is pulled 2.0 meters along a rough surface at constant velocity using 100 N force inclined at…
A:
Q: Part E Calculate the total work done on the suitcase. A luggage handler pulls a 20.0 kg suitcase up…
A:
Q: The force on a particle is described by the function: F(y) = -b+ay+ where a and b are constants and…
A: Force , F(y) = -b + a y4 Potential U(y) is given as U(y)=−∂F∂y=−4ay3U(y)=-∂F∂y=-4ay3
Q: The loaded cab of an elevator has a mass of 2.80 × 10³ kg and moves 240. m up the shaft in 23.0 s at…
A:
Q: D. -my 4 JUD E. ans: E 53. The potential energy of a 0.20-kg particle moving along the axis is given…
A: Force, F = - dU/dr U = potential energy Again F = m a M = mass of the particle a = it's acceleration
Q: A force is acting on a 2.00 kg particle whose position changes with time as x = 4.0 t - (1/3) tº,…
A: Mass of particle is m=2 kg Position of particle as a function of time is xt=4t2-1/3t3; here x is in…
Q: a- Find the magnitude of force for the potential energy: V(x, y, z) = Ce¬(ax+By+vx) b- Determine the…
A: a) V(x,y,z) = Ce-(αx+βy+γz) F(r) = -∂V∂r F(x,y,z) = -∂V∂x-∂V∂y -∂V∂z F(x,y,z) =…
Q: A 5.40-kg box rests on a horizontal surface. The coefficient of kinetic friction between the box and…
A:
Q: A 6.24-kg snake slithers at constant speed all the way around a circular path of radius 2.37 m. The…
A: Given data: The mass of the snake, m=6.24 kg The radius, r=2.37 m μk=0.32
Q: A 268-kg crate is being pushed across a horizontal floor by a force P that makes an angle of 40.1 °…
A:
Q: A force of F= (263 N) -(125 NS acts on an objeut, causing a displacement of P = (3.15m) î + (2.81 m)…
A:
Q: The loaded cab of an elevator has a mass of 3.90 x 10³ kg and moves 192. m up the shaft in 16.0 s at…
A:
Q: Two tugboats pull a disabled supertanker. Each tug exerts a constant force of 2.0x10 N, one an angle…
A: Given Force F = 2×106 N Angle θ = 11° Distance S = 0.66 km = 660 m Find the total work…
Q: An object of mass m can only move on the +z axis. It is subjected to a force in the +z direction…
A:
Q: A child of mass m = 16 kg slides down a slide of height h = 2.7 m without friction. Let…
A:
Q: ▾ Part A A system of two objects has AKtot 7 J and AUnt=-3 J. = Vocals Search B N How much work is…
A: Given: ΔKtot=7 J and ΔUint=−3 J Part A From the work and energy theorem:The work done by the…
Q: 7. The force of an ideal spring is given by F=-kx Where k is the spring constant of the spring and x…
A:
Q: A 2kg object is hanging from a rope that makes an angle of 30 degrees with the horizontal. The…
A: We can use the laws of motion and vector analysis to determine the acceleration of the object, the…
Step by step
Solved in 2 steps
- tolerance is 3 sig figsI Example 6 One end of a horizontal spring (k = 80 N/m) is held fixed while an external force is applied to the free end, stretching it slowly from x, = 0 to Xg= 4.0 cm. %3D a) Find the work done by the external force on the spring. b) Find the additional work done in stretching the spring from xg 4.0 cm to xc = 7.0 cm.1. A box of mass m,, initially at rest, is acted on by a single position and time-dependent force y F(x) = Fo sin(b?t) £ + Fo e Viŷ with b, Fo, y, constants. a. Determine the units of the constant b, F., and y1. b. Assuming your system is the book, find the work done by this force on the book as it moves from 7 = õ to i; = xf& + Y1ŷ.
- A 294 300 dyne projectile was launched at a speed of 2000 cm/s having an angle of 30 degrees with respect to the horizontal. How much work is done by the projectile when it reached its maximum height? solve with complete solution, figure&fbdfriction. 10) A particle is projected along a rough inclined plane straight up with kinetic energy E. Show that the work done Eµcos0 sin 0+ µcos0 against friction before the particle comes to rest is where u is the coefficient of friction and 0 is the inclination of the plane to the horizontal.13:31 LTE lI. Classroom > A docs.google.com The work is (mv^2 dv)/2. False True The work is vector quantity. False True When the K-E constant, the work done zero. False True The Newton 2nd law: F=m ds/dt False True If there is no friction, the work3D0. True False O O
- If the net work done by the force is 4 Joules, what is the value for z in the attached graph?E m₁ m₂ A mass m₁ = 3.8 kg rests on a frictionless table and connected by a massless string over a massless pulley to another mass m₂ = 5.5 kg which hangs freely from the string. When released, the hanging mass falls a distance d = 0.77 m. 1) How much work is done by gravity on the two block system? J SubmitThe loaded cab of an elevator has a mass of 2.40 x 103 kg and moves 233. m up the shaft in 17.0 s at constant speed. At what average rate does the force from the cable do work on the cab? Number i Units
- A 7.80-g bullet moving at 590 m/s penetrates a tree trunk to a depth of 5.60 cm. (a) Use work and energy considerations to find the average frictional force that stops the bullet. N=(b) Assuming the frictional force is constant, determine how much time elapses between the moment the bullet enters the tree and the moment it stops moving. s=1. Consider a constant force F of magnitude 10 N acting over a displacement d of magnitude 3 m. The directions of these vectors are shown in the diagram. F A) Find the components of each of these vectors and write F and d in terms of the unit vectors. 70° 40° B) In Joules, find the work F · d by multiplying the corresponding components of each vector. C) Find the work using the relation F · d = Fd cos 0. Check that your answer agrees with B).The loaded cab of an elevator has a mass of 4.60 x 10³ kg and moves 245. m up the shaft in 17.0 s at constant speed. At what average rate does the force from the cable do work on the cab? Number i Units