GATE ME 1987 | Design of Bearings Question 23 | Machine Design

GATE ME 1987

MCQ (Single Correct Answer)

-0.3

The expected life of a ball bearing subjected to a load of $$9800N$$ and working at $$1000RPM$$ is $$3000$$ hours. What is the expected life of the same bearing for a similar load of $$4900$$ $$N$$ and a speed of $$2000rpm$$

Unchanged

$$12,000$$ hours

$$1,500$$ hours

$$6,000$$ hours

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Sheet Metal Forming Processes Metal Cutting Welding Process Metal Forming Casting Advance Machine Tools Machining Metrology and Inspection

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Design of Bearings Design of Spur Gears Fatigue Strength Design For Static Loading Design of Brakes and Clutches Bolted Riveted and Welded Joints

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