Power: What is the net power needed to change the speed of a 1600-kg sport utility vehicle from 15.0 m/s to 40.0 m/s in 4.00 seconds?
A. 100 kW
B. 10.0 kW
C. 140 kW
D. 14.0 kW
E. 275 kW
Answer: E
Physics & Space Science
You might also like to view...
A tsunami, an ocean wave generated by an earthquake, propagates along the open ocean at 700 km/hr and has a wavelength of 750 km. What is the frequency of the waves in such a tsunami?
A) 0.93 Hz B) 0.00026 Hz C) 1.1 Hz D) 6.8 Hz E) 0.15 Hz
Physics & Space Science
What is your approximate latitude if you observe Polaris to be 35° above the horizon?
A) 35° N B) 35° S C) 55° N D) 55° S E) Polaris cannot be used to find your latitude.
Physics & Space Science
Venus has a high albedo because its surface is covered by
A) light-colored rocks. B) snow. C) clouds. D) dust storms. E) volcanic ash.
Physics & Space Science
The motion of a Foucault pendulum proves that Earth is
a. rotating. b. revolving. c. precessing. d. an oblate spheroid.
Physics & Space Science