Match List – I with List – II and select the correct answer using the code given below the lists
List – I
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(a) Unwin’s formula
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(b) Wahl factor
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(c) Reynold’s equation
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(d) Lewis form factor
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List – II
1. Bearing
2. Rivets
3. Gears
4. Springs
Codes:
A B C D
(a) 3 1 4 2
(b) 2 1 4 3
(c) 3 4 1 2
(d) 2 4 1 3