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Ag Power Alternative with review 2

Total questions: 75

Worksheet time: 48mins

Name
Class
Date
1.

In the carburetor, the narrowing of the tube where the gas is sucked up from the bowl is known as the _________?

a)

Bernoulli

b)

Float

c)

Venturi

d)

Choke

2.
Identify the part?
a)
Wrist Pin
b)
Connecting Rod
c)
Crankshaft
d)
Piston 
3.
Identify this part?
a)
Crankshaft
b)
Oil slinger
c)
Camshaft
d)
Flywheel
4.
Identify this part?
a)
Crankshaft
b)
Cylinder Head
c)
Carburetor
d)
Heat Shield
5.
Identify the proper order of the four strokes in a small engine
a)
intake, compression, exhaust, power 
b)
intake, compression, power, exhaust
c)
intake, power, construction, exhaust
d)
exhaust, compression, power, intake
6.

During the Compression stroke the piston moves________

a)
up
b)
in both directions
c)
the hot gasses out of the cylinder
d)
down
7.

During the Power stroke the piston moves________

a)
up
b)
in both directions
c)
the hot gasses out of the cylinder
d)
down
8.
Combustion of the fuel air mixture occurs in the ____________
a)
Crankcase
b)
Cylinder
c)
Carburetor
d)
Sump
9.

Three methods of heat transfer are

a)

conduction, potential, radiation

b)

potential, kinetic, convection

c)

conduction, kinetic, convection

d)

conduction, convection, radiation

10.

The connecting rod connects what two engine parts together?

a)

Piston and Camshaft

b)

Piston and Crankcase

c)

Piston and Flywheel

d)

Piston and Crankshaft

11.

What are the egg-shaped pieces on the camshaft called?

a)

Cam Lobs

b)

Cam Valves

c)

Cam retainers

d)

Cam tappets

12.

During which stroke does the spark plug fire and cause combustion in the cylinder?

a)

Intake

b)

Compression

c)

Power

d)

Exhaust

13.

What is the purpose of the compression ring?

a)

provide a seal between the piston and crankshaft

b)

provide a seal between the piston and the cylinder

c)

provide a seal between the cylinder and the crankshaft

d)

provides a seal between crankshaft and crankcase

14.

Which of the following is a function of a small engine?

a)

To change heat energy into mechanical energy

b)

To change kinetic energy into potential energy

c)

To change rotary motion into vertical motion

d)

To change reciprocal motion into circular motion

15.

What theory does the ignition armature rely on to work?

a)

Induction Theory

b)

Bernoulli's Principle

c)

the Venturi Effect

d)

Four Stroke Theory

16.

What does the idle circuit do?

a)

allows a little fuel/air mixture to bypass the throttle plate to maintain the engine

b)

to mix the gas and air together

c)

makes gas come up to the carburetor from the fuel bowl

d)

Creates a vacuum in the combustion chamber

17.

What is the adjustment made on the governor of small engines?

a)

the static governor adjustment

b)

the idle circuit screw

c)

the ignition amateur air gap adjustment

d)

the valve clearance adjustment

18.

What are the two systems for cooling an engine?

a)

Liquid and air cooling systems

b)

jet propulsion and injection systems

c)

oil and vinegar cooling systems

d)

chemical and physical systems

19.

Which engine type requires oil to be mixed into gas

a)

Single cylinder

b)

Two stroke engines

c)

Four Stroke Engines

d)

Auto engines

20.

What is the number one shop safety rule?

a)

Report all accidents to the instructor

b)

Always wear safety glasses

c)

No horseplaying

d)

Know where the fire extinguishers are located

21.

What is this ?

a)

exhaust gasket

b)

Sump gasket

c)

Carburetor gasket

d)

Head gasket

22.

If your engine is running rich, this means?

a)

There is more air than gas in the air/fuel mixture

b)

There is more gas in the air in the air/fuel mixture

c)

That the choke is closed

d)

That the smoke coming from the engine is white

23.

What danger does running an engine inside the shop present that requires students to open a window?

a)

Carbon monoxide poisoning

b)

bruising from a falling engine

c)

a gas explosion

d)

slipping on an oil spill

24.

Why does the flywheel have to be so heavy?

a)

It helps provide inertia to keep the engine going

b)

engines are sold by the pound

c)

it helps slow the engine to a stop

d)

magnets are heavy and the flywheel has 1 or more

25.

What does the idle spring do?

a)

Keeps tension on the governor to maintain a consistent rpms at idle

b)

nothing, its idle after all

c)

Increases the gas when the engine is under heavy load

d)

Decreases the gas when the engine is under heavy load

26.

The governor connecting rod and spring connected to what?

a)

the throttle plate

b)

the choke plate

c)

the ignition amature

d)

the oil slinger

27.

What role does the flywheel play in the ignition system?

a)

Provides the magnet to complete the induction theory cycle

b)

provides the electrical current to complete the induction theory cycle

c)

the electrical conductor to complete the induction theory cycle

d)

it doesn't

28.
Identify this part
a)
Valve Guide Retainers
b)
Valve Spring Release
c)
Valve Spring Retainers
d)
Piston Rings
29.
Identify this part
a)
Flywheel Key
b)
Woodruff Key
c)
Cam Key
d)
Governor
30.
Identify these parts
a)
Valve Springs
b)
Valve Sprockets
c)
Piston Rings
d)
Armature
31.

There are __________________ rings on a small engine piston.

a)

one

b)

two

c)

three

d)

four

32.

A lawn mower typically will have a __________________ crankshaft.

a)

vertical

b)

diagonal

c)

horizontal

d)

flat

33.

The typical cooling system on a small engine uses _____________ to transfer heat.

a)

fins

b)

channels

c)

fans

d)

vacuum

34.

If a truck exerts a force of 100 lbs. and moves a load 33 ft. in 1 sec. How much Horsepower is being used? (Power = Force X Distance / time)(1HP = 550 ft.lbs/sec)

a)

2 HP

b)

4 HP

c)

6 HP

d)

8 HP

35.

The term alternative energy refers to the use of any of various renewable power sources in place of

a)

Solar Energy

b)

Fossil Fuels

c)

Nuclear Power

d)

Wind Power

36.

Which of the following is not considered an alternative energy source?

a)

Solar Energy

b)

Wind Power

c)

Nuclear Fission

d)

Nuclear Fusion

37.

True or False - Biomass can be used in both a gas and a liquid form?

a)

True

b)

False

38.

Which crops are grown as a dedicated energy crop?

a)

Corn and Barley

b)

Corn and Soybeans

c)

Corn and Wheat

d)

Soybeans and Barley

39.

True or False: A wind power plant and a coal-fired power plant both generate electricity using turbines.

a)

True

b)

False

40.

True or False: Wind energy poses no threats to wildlife.

a)

True

b)

False

41.

Why are fossil fuels not a good long term energy source? Choose all that apply.

a)

they produce emissions that are harmful to the environment

b)

they have a limited supply

c)

they are renewable

d)

they are not as reliable as solar power

42.

What type of energy is being produced in the picture?

a)

wind

b)

hydroelectric

c)

solar

d)

nuclear

43.

What type of energy is being produced in the picture?

a)

wind

b)

hydroelectric

c)

solar

d)

nuclear

44.

What type of energy is being produced in the picture?

a)

wind

b)

hydroelectric

c)

solar

d)

nuclear

45.
Which of the methods of generating electricity does NOT use alternative energy resources? 
a)
Burning natural gas in a power plant
b)
Turbines spinning in dam
c)
Solar panels taking in light energy 
d)
Drilling wells to reach hot rocks deep inside the earth 
46.

Hot water is pumped up from deep inside Earth and is used to heat homes or to generate electricity. This describes...

a)

biomass

b)

hydroelectric energy

c)

geothermal energy

d)

tidal power

47.
Wind, geothermal, and solar energy are all what type of energy resources?
a)
cheap
b)
potential
c)
renewable
d)
chemical 
48.
Energy produced by burning organic matter such as wood, food scraps, and animal matter is called______________ energy.
a)
Biomass
b)
Thermal energy
c)
Solar
d)
Wind
49.
What is a disadvantage of wind power?
a)
We have too many rainy days in US
b)
It is not always windy in some places
c)
Companies charge too much to make the wind blow
d)
The sun is not always out
50.
One problem with ____ energy is that it produces radioactive waste. 
a)
nuclear
b)
solar
c)
tidal
d)
wind
51.

The term Geothermal refers to?

a)

Geometry is hard

b)

Earth's heat

c)

Earth's average temperature

d)

Geometric shapes

52.

What part of a solar cell converts light to electricity?

a)

Photon meter

b)

Photovoltaic cell

c)

Photon cell

d)

Photographic cell

53.

There are two types of Solar Heating. They are?

a)

Passive and Potential

b)

Active and Kinetic

c)

Passive and Active

d)

Potential and Kinetic

54.

An example of Active Solar heating is?

a)

The inside of my car warming up from sunlight

b)

The lake giving off heat in November

c)

The dark stone floor absorbing sunlight in the winter

d)

a Solar panel producing DC electricty.

55.

PV cells are made of what material that is manipulated to have either to many electrons or to few electrons to cause the electrons to flow when light hits them?

a)

Layers of Silicon

b)

Layers of Crystals

c)

Layers of copper

d)

None of the above

56.

What is the name of this type of screw driver?

a)

Phillips head

b)

flat head

c)

hex head

d)

D head

57.

49 INCHES = ____________feet

a)

3 ' - 11"

b)

4' - 1"

c)

4' - 3"

d)

4' - 10"

58.

Name the following tool?

a)

Cold Chisels

b)

Flat head screwdrivers

c)

Wood Files or Rasp

d)

Awl

59.

Which below is a English standard unit of measurement to measure how long a pencil is?

a)

Millimeter

b)

Centimeter

c)

Inches

d)

Feet

60.

An action in which a force applied to an object and causes a displacement of the object

a)

Power

b)

Work

c)

Force

d)

All of the Above

61.

Three methods of heat transfer are

a)

conduction, potential, radiation

b)

potential, kinetic, convection

c)

conduction, kinetic, convection

d)

conduction, convection, radiation

62.

Which formula below explains Ohm's Law?

a)

Power =

Voltage x current

b)

Voltage = Power/current

c)

Resistance =

Voltage/Current

d)

Current =

Power/Resistance

63.

What happens to current when resistance in a circuit decreases?

a)

The current increases

b)

The current remains the same

c)

The current decreases

d)

The current jumps around

64.

What frequency is the US power grid on?

a)

40 Hz

b)

50 Hz

c)

60 Hz

d)

70 Hz

65.

In a series circuit, which below is true?

a)

Electricity has multiple paths to take

b)

If the circuit is complete, there is only one path for electricity to flow

c)

When there is a break in the circuit, devices will still work

d)

None of the above

66.

What does conductor mean?

a)

materials that allow electrons to flow easily

b)

substance or device which does not readily conduct electricity.

c)

Heat will not pass through the material

d)

All the above

67.

What is this item?

a)

Handy box

b)

Junction Box

c)

Panel Box

d)

Service meter

68.

Which is a device used to measure electric power consumption?

a)

Handy box

b)

Junction Box

c)

Panel Box

d)

Service meter

69.

What is this item?

a)

caps for electrical box

b)

wire nut

c)

dielectric gel caps

d)

cable grippers

70.

What benefit does a breaker have over a fuse?

a)

They are cheaper

b)

They are reusable

c)

Breakers can carry more voltage

d)

Fuses do not burn up

71.

In code correct wiring for a house (120VAC), what are the colors of each wire?

a)

Neutral-Black, Ground-Green, Load-Whte

b)

Ground-Copper, Neutral-White, Load-Black

c)

Ground-White, Neutral-Black, Load-Copper

d)

Load-Black, Ground-White, Neutral-Copper

72.

What gauge of wire is typically used for 15 amp circuits?

a)

10 ga

b)

12 ga

c)

14 ga

d)

16 ga

73.

What do we call romex cable that has 2 14 gauge conductors and 1 ground wire?

a)

14-2

b)

14-3

74.

What type of circuit is shown in the picture?

a)

Series Circuit

b)

Broken Circuit

c)

Parallel Circuit

d)

Open Circuit

75.
a)

Long nosed pliers

b)

diagonal side cutting pliers

c)

linemans pliers

d)

Wire strippers

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