What is the efficiency of the machine in figure 7.2 if the weight of the box is 200 n and required 98 n of effort force?

a. 3.3%
b. 326%
c. 31%
d. 10.2%

Part a determine the magnitude of the x component of f using scalar notation. fx f x = nothing lb request answer part b determine the magnitude of the y component of f using scalar notation. fy f y = nothing lb request answer part c determine the magnitude of the z component of f using scalar notation. fz f z = nothing lb request answer provide feedback figure1 of 1a force vector acting on a ring attached to the ground is shown in the xyz space together with its x, y, and z components lying on the corresponding positive axes. the ring is located at the origin. force f is located in the first octant. f makes an angle of 60 degrees with its x component and an angle of 45 degrees with its y component. a force vector acting on a ring attached to the ground is shown in the xyz space together with its x, y, and z components lying on the corresponding positive axes. the ring is located at the origin. force f is located in the first octant. f makes an angle of 60 degrees with its x component and an angle of 45 degrees with its y component.

What is the average speed of a car that travels 40 mph for 1 hour and 60 mph in another hour?

The diagram shows four locations in the electric field of a positive point charge m. at which location is the electric potential the greatest.