When a train makes a curve, a tapered wheel rim is able to A) ...

[lindiwe]

When a train makes a curve, a tapered wheel rim is able to
 
  A) cover different distances per revolution.
  B) maintain a fixed rotational speed.
  C) reduce differences in angular speeds.

Question 2

The tapered shape of the wheel rims that ride on railroad tracks allows opposite wheels to
 
  A) in effect, vary their diameters.
  B) travel at different linear speeds for the same rotational speed.
  C) both of these
  D) none of these

[sarah_brady415]

Answer to Question 1

Answer: A

Answer to Question 2

Answer: C

[lindiwe]

TYSM

[gcook]

Thanks for the timely response, appreciate it