Which of the following parts can he made economically be powder metallurgy? 1. Gears 2. Automobile cylinders 3. Filters 4. Gun barrels Select the correct answer using the code given below:

Which of the following parts can he made economically be powder metall

1.	Which of the following parts can he made economically be powder metallurgy? 1. Gears 2. Automobile cylinders 3. Filters 4. Gun barrels Select the correct answer using the code given below:
A.	1 and 2
B.	1 and 3
C.	2 and 3
D.	2 and 4
Answer» C. 2 and 3

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Which of the following parts can he made economically be powder metallurgy? 1. Gears 2. Automobile cylinders 3. Filters 4. Gun barrels Select the correct answer using the code given below:

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