11. A V-belt designated as B 4430 LP has
12. When the bearing is subjected to large fluctuations of load and heavy impacts, the bearing characteristic number should be _________ the bearing modulus.
13. When the shaft rotates in anticlockwise direction at slow speed in a bearing, it will
14. When the shaft rotates in anticlockwise direction at high speed in a bearing, it will
15. The objective of idler pulley in belt drive is to
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