Question

what is a ball bearing​

Answer 1

Answer:

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Explanation:

one of a number of metal balls put between parts of a machine to make them move smoothly

धातु-निर्मित गोली जो मशीन के पुरज़ों के बीच पड़ती है ताकि मशीन बराबर चलती रहे; बॉल बियरिंग

Answer 2

Answer:

Ball bearing is a device which consists of a ring of small metal balls. It is designed to make the moving parts of a machine to roll over each other rather than slide.

Explanation:

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