1. Mechanical Engineering
  2. Automobile Engineering
  3. Air resistance to a car at 20 kmph is R....
Q.

Air resistance to a car at 20 kmph is R. The air resistance at 40 kmph would be

A. 4R2
B. 2 R
C. R2
D. R
E. 4 R
Answer» C. R2
View all MCQs in:   Automobile Engineering

Discussion