If it takes 33 pounds of force to move a 100 pound block of ...

[altibaby]

If it takes 33 pounds of force to move a 100 pound block of friction material across a surface it is said to:
 
  a. need 33 psi applied to it to stop it
 b. have a surface coefficient of friction of 0.33
 c. need more force to keep it going than to stop it d. have a surface coefficient of friction of 3.3

Question 2

Technician A says that brake fade due to heat or water is not possible on disc brakes. Technician B says that heat and water fade can occur on disc brakes, but is not as likely compared to drum brakes. Which technician is correct?
 
  A) Technician A only B) Technician B only C) Both technicians D) Neither technician

[vickybb89]

Answer to Question 1

B

Answer to Question 2

B

[altibaby]

Excellent

[sultana.d]

Gracias!