An elevator suspended by a vertical cable is moving downward but slowing down. The force that the cable exerts on the elevator must be
A) greater than the force that Earth exerts on the elevator.
B) less than the force that Earth exerts on the elevator.
C) equal to the force that Earth exerts on the elevator.
A
You might also like to view...
The example shown is a(n) ______ website structure.
A. linear/tutorial B. hierarchical C. webbed D. random
A sealed 26- m3 tank is filled with 2000 moles of oxygen gas (O2 ) at an initial temperature of 270 K. The gas is heated to a final temperature of 460 K
The ATOMIC mass of oxygen is 16.0 g/mol, and the ideal gas constant is R = 8.314 J/mol • K = 0.0821 L • atm/mol • K. The final pressure of the gas is closest to A) 0.29 MPa. B) 0.31 MPa. C) 0.33 MPa. D) 0.34 MPa. E) 0.36 MPa.
A horizontal force of 85.0 N is applied to move a 46.0-kg cart across a 4.0-m level surface. What work is done by the 85.0-N force?
a. 7.4E+0 J b. 1.6E+4 J c. 3.4E+2 J d. 9.8E+2 J e. 4.6E–1 J
When a switch is closed allowing current to flow in coil A, the current induced in a nearby coaxial but unconnected coil B will flow
A. will keep flowing long after the current in A is shut off. B. steadily until the current flow in A is shutoff. C. will not flow at all since the coils are not connected. D. only momentarily and then stop.