Which of these is defined as the mass or weight of a substance in ...

[pragya sharda]

Which of these is defined as the mass or weight of a substance in a given amount of space?
 
  A) Volumetric efficiency B) Energy
  C) Mass D) Density

Question 2

Technician A says that a minor overhaul can often be done with the engine remaining in the vehicle.
  Technician B says that a core is required for most remanufactured engines. Which technician is correct?
 
  A) Technician A only B) Technician B only
  C) Both technicians A and B D) Neither technician A nor B

[triiciiaa]

Answer to Question 1

D

Answer to Question 2

C

[pragya sharda]

Thank you

[triiciiaa]

No problem