-Outboards
-Steering
-Inboard motors -correct answer -->> -is where the motor is
located
-combine the motor and drive into a single packaged unit
-can be controlled by remote or direct methods
-are common on large vessels
Oil seal is designed to keep ___ in and prevent _____ or dust
from coming in from outside -correct answer -->> oil/water
The bracket is used to: -correct answer -->> -attaches the
motor to the boat
-it allows for trim and tilt movements
-it allows the motors to pivot which allows steering
-acts as a shock absorber if the lower unit hits an underwater
object while the boat is at speed
One side of the Circlip has a sharp-edged (90 degrees) corner
and other is angled (45 degrees). Install a circle with the
___________ side opposite the direction of force/ -correct
answer -->> Sharp-edged/ -><-
-a touque wrench is used
-a dial gauge is used
, -a vernier caliper is used
-a reamer is used
-a pressure gauge can be used-
-a micrometer can be used -correct answer -->> -for
tightening a bolt or nut to the specified torque
-to measure the runout or deflection of a shaft or plane
-for measurement of inside, outside diameters and depths
-to finish precision bores of valve stems and other bushings
-to measure intake vauum
-to measure thickness very accurately
Identify the different combustion chamber designs -correct
answer -->> Hemispherical (2) Wedge (1)
During the intake stroke what is the correct order? -correct
answer -->> -the intake valve is opened
-the piston moves downward
-a negative pressure is produced in the cylinder
-the air-fuel mixture is taken in
How many flywheel revolutions are there in the complete four
stroke process? -correct answer -->> 2
Which valve can handle higher heat? -correct answer -->>
exhaust valve
-remove carbon residue
-guide lubrication oil into the piston through the oil discharge
holes on the surface of the oil ring and piston during its downward
travel
-remove oil from the wall surface during the intake process
-provide a seal between the piston and cylinder during the four
strokes