A 6.0-kg object is falling downward with an acceleration of 3.27 m/s2 . Of the following values, which is nearest to the drag force on the object?
a. 3.3 N b. 65 N
c. 20 N d. 39 N
d
You might also like to view...
What are greenhouse gases?
A) gases that absorb visible light B) gases that absorb ultraviolet light C) gases that absorb infrared light D) gases that emit visible light E) gases that transmit infrared light
The mechanical equivalent of heat was first determined by
A) Lord Kelvin. B) James Joule. C) Stefan and Boltzmann. D) Count Rumford. E) Con Edison.
A typical incandescent light bulb consumes 75 W of power and has a mass of 30 g
You want to save electrical energy by dropping the bulb from a height great enough so that the kinetic energy of the bulb when it reaches the floor will be the same as the energy it took to keep the bulb on for 1.0 hour. From what height should you drop the bulb, assuming no air resistance and constant g?
The boundary between the half of the Earth in sunlight and the half of the Earth in darkness is the __________
What will be an ideal response?