Review the official creator-designated key options below. If you notice a dispute, utilize the discussion board below to address it.
Question 1 Answer Key
Which of these is an example of linear motion?
A.
Bicycle sprocket rotation
B.
Movement of belt in grinding machine
C.
Movement of piston in the engine
D.
Rotation of crankshaft in the engine
E.
Rotation of fan
Question 2 Answer Key
The road safety sign above indicates
A.
barrier ahead.
B.
dangerous dip.
C.
horn prohibited.
D.
round about.
E.
school ahead.
Question 3 Answer Key
The following are types of gear, except
A.
bearing.
B.
bevel.
C.
helical.
D.
pinion.
E.
spur.
Question 4 Answer Key
Belt drive is applicable to
A.
bicycle.
B.
blending machine.
C.
grinding machine.
D.
motor cycle.
E.
table fan.
Question 5 Answer Key
The importance of maintaining machines include the following except
A.
increasing the size and shape.
B.
keeping them in operational condition.
C.
keeping them neat and shining.
D.
preventing the users from accident.
E.
sustaining them through their lifespan.
Question 6 Answer Key
The part labelled “X” in the diagram above represents
A.
floor.
B.
lintel.
C.
slab.
D.
wall.
E.
window.
Question 7 Answer Key
The following are materials used for concrete production except
A.
cement.
B.
ceramic.
C.
gravel.
D.
sand.
E.
water.
Question 8 Answer Key
Which of the following is not a product of advanced technology?
A.
Aircraft
B.
Camera
C.
Computer
D.
Cutlass
E.
Motorcycle
Question 9 Answer Key
Which of these is not used to prevent injury in a workshop?
A.
Ear muff
B.
Hand gloves
C.
Helmet
D.
Oxygen mask
E.
Safety boots
Question 10 Answer Key
Which of these materials is not contained in a First Aid box?
A.
Bandage
B.
Cutting wool
C.
Hydrogen peroxide
D.
Knife
E.
Razor
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