An airplane flies in a horizontal circle of radius 500 m at a speed of 150 m/s. If the plane were to fly in the same 1 000 m circle at a speed of 300 m/s, by what factor would its centripetal acceleration change?
a. 0.25
b. 0.50
c. 1.00
d. 2.00
e. 4.00
D
Physics & Space Science
You might also like to view...
The crystals in matter are held together by
A) cohesive forces. B) amorphous forces. C) electrical bonding forces. D) excess neutrons.
Physics & Space Science
If you break a bar magnet in half you'll
A) destroy its magnetic properties. B) have two magnets. C) have two and a half magnets. D) none of the above
Physics & Space Science
A "gravitational slingshot" enables a spacecraft to
A) speed up. B) slow down. C) change direction. D) A and B only E) A, B, and C
Physics & Space Science
As the radius of the orbit of an artificial satellite increases, its orbital period __________
Fill in the blank(s) with correct word
Physics & Space Science