Technician A says that if the ring end gap is excessive, blowby ...

[saraeharris]

Technician A says that if the ring end gap is excessive, blowby gases can travel past the rings and into the crankcase. Technician B says that piston rings usually include three compression rings at the top of the piston and an oil control ring below the compression rings. Who is right?
 
  A) Technician A only B) Technician B only
  C) Both technicians A and B D) Neither technician A nor B

Question 2

When using a DMM, the black lead usually goes in which port?
 
  A) 10A B) VDC C) COM D) None of these

[Bsand8]

Answer to Question 1

A

Answer to Question 2

C

[saraeharris]

Thanks for the timely response, appreciate it

[sultansheikh]

Wow, this really help