1. The Brinel test is related to 

a. test hardness 

b. test the strength

c. test flexibility

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2. Two commonly use conductors are

a. silver and aluminum

b. copper and aluminium

c. silver and aluminium

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3. which one is the smallest size for electrical cable

a. 0

b. 0000

c. 6

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4. While using wire crimping tools, sufficient pressure is ensured by 

a. wire selector

b. wire locator

c. ratchet device

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5. The reason for puting rivet in the refrigerator is :

a) harden the rivet

b) soften the rivet

c) prevent corrosion

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