Multiple Choice
The distance between the front wheels and the back wheels of the professor's car is 4 m.The center of mass of the car is located 1 m from the front wheels.If the car has a mass of 1020 kg,what are the forces that the cars two front tires,Ff,and two rear tires,Fr,exert on the street,when the car is standing on a horizontal surface?
A) Ff = 510 N,Fr = 510 N
B) Ff = 1530 N,Fr = 510 N
C) Ff = 7500 N,Fr = 2500 N
D) Ff = 1020 N,Fr = 1020 N
E) Ff = 5000 N,Fr = 5000 N
Correct Answer:

Verified
Correct Answer:
Verified
Q9: A diving board is 2.20 m long,has
Q10: A flat,horizontal uniform plank is supported underneath
Q11: A track is built whose height as
Q12: During a picnic,you and two of
Q13: A 25-kg 10-m ladder is leaning
Q15: You wish to measure the strength of
Q16: A 33-kg bowling ball is held
Q17: The definition of neutral equilibrium of a
Q18: A 30-kg uniform ladder 12 m long
Q19: A 5.00-m long uniform ladder leans against