A 5.00 kg box slides up a 10.0 m long friction incline at an angle of 20.0 degrees with the horizontal pushed by a 40.0 N force parallel to the incline. The coefficient of kinetic friction is 0.100. The change in kinetic energy is
A. 105 J.
B. 145 J.
C. 186 J.
D. 200 J.
E. 243 J.
C. 186 J.
You might also like to view...
To increase the force of gravity between two masses by a factor of 9, how would the objects have to be moved?
When a switch is closed, completing an LR series circuit, the time needed for the current to reach three-quarters its maximum value is ____ time constants
a. 0.500 b. 0.693 c. 0.725 d. 1.33 e. 1.39
Explain why galaxy collisions are far more common than star-star collisions.
What will be an ideal response?
In which case does an electric field do positive work on a charged particle?
a. A negative charge moves opposite to the direction of the electric field. b. A positive charge is moved to a point of higher potential energy. c. A positive charge completes one circular path around a stationary positive charge. d. A positive charge completes one elliptical path around a stationary positive charge.