1. Which is the cause of electric fire
a. Loose connection
b. over loading the wires
c. Electric short circuit
d. All the above
Answer: d. All the above
2. Fire is a combination of
a) fuel, light and oxygen
b) fuel, heat and oxygen
c) fuel, heat and carbon dioxide
d) fuel, light and nitrogen
Answer: b) fuel, heat and oxygen
3. Which metal is used to make face plate
a) Carbon Steel
b) tool steel
c) wrought iron
d) cast iron
Answer: d) cast iron
4. Identify which non metal will conduct electricity
a. Fiber
b. Felt
c. Porcelene
d. Graffite
Answer: d. Graffite
5. The process of enlarging the end of an existing hole to accommodate the head of socket
screw is called
a) spot-facing
b) boring
c) counter-boring
d) counter-sinking
Answer: c) counter-boring
a. Loose connection
b. over loading the wires
c. Electric short circuit
d. All the above
Answer: d. All the above
2. Fire is a combination of
a) fuel, light and oxygen
b) fuel, heat and oxygen
c) fuel, heat and carbon dioxide
d) fuel, light and nitrogen
Answer: b) fuel, heat and oxygen
3. Which metal is used to make face plate
a) Carbon Steel
b) tool steel
c) wrought iron
d) cast iron
Answer: d) cast iron
4. Identify which non metal will conduct electricity
a. Fiber
b. Felt
c. Porcelene
d. Graffite
Answer: d. Graffite
5. The process of enlarging the end of an existing hole to accommodate the head of socket
screw is called
a) spot-facing
b) boring
c) counter-boring
d) counter-sinking
Answer: c) counter-boring
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