
The constant force F with components F_x = 3 N and F_y = 4 N, shown above, acts on a body while that body moves from the point P (x = 2 m, y = 6 m) to the point Q(x = 14 m, y = 1 m). How much work does the force do on the body during this process? 16 J 30 J 46 J 56 J 65 J
A 12 N force with a fixed orientation does work on a particle as the particle moves through displacement d→=(4î-5ĵ+4k̂)m. What is the angle between the force and the displacement if the change in the particle's kinetic energy is (a) +18.1 J and (b) -18.1 J?
A 12 N force with a fixed orientation does work on a particle as the particle moves through displacement What is the angle between the force and the displacement if the change in the particle's kinetic energy is (a) +8.49 J and (b) -8.49 J?
If you apply a force F with the x component =-9.17 N and the y component = 1.3 N on a car which moves along the x-axis by a displacement of 3.08 m. What is the work done on the car by your force in J?
A force F = cx – 3.00x2 ) i acts on a particle as the particle moves along an x axis, with Ē in newtons, x in meters, and c a constant. At x = 0 m, the particle's kinetic energy is 21.0 ; at x = 4.00 m, it is 12.0 J. Find c. Number Units the tolerance is +/-3% Click if you would like to Show Work for this question: Open Show Work
007 (part 1 of 2) 10.0 points A force F Fo i + Fy j acts on a particle that undergoes a displacement of S + sy where F: = 2 N, Fy =-5 N, sx = 4 m, and sy 3 m. Find the work done by the force on the particle. Answer in units of J 008 (part 2 of 2) 10.0 points Find the angle between F and S. Answer in units of o
(a)
A force
F =
(5xî +
4yĵ),
where
F
is in newtons and x and y are in meters, acts
on an object as the object moves in the x-direction from
the origin to
x = 5.21 m.
Find the work W =
F ·
dr done by the force on the object (in
J).
J
(b)
What If? Find the work W
=
F ·
dr done by the force on the object (in J)
if it moves...
Question 1 A 12 N force with a fixed orientation does work on a particle as the particle moves through displacement d 31 – 4+ 3km What is the angle between the force and the displacement if the change in the particle's kinetic energy is (a) +7.00 ) and (b) -7.00 ? (a) Number Units (b) Number Units
Help on 1,2,3 ???
beloe it experiences a displacement AF u best describes the angle 0 bet 1) A constant force F acts on an object whi a displacement AF . The w es the angle 6 between work done by the while it force F is nonzero and negative. Which choice belexpe displacement vectors? a) -0 b) 0se90 c) 0se180 d) 90° <0s180 t-5.0 s it possesses a kinetic energy of 500 2) An object possesses a kinetic energy...
A force F = (3x i + 4y j) N acts on an object as it moves in the x direction from the origin to x = 4.95 m. Find the work done on the object by the force.