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Machine Design
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GATE ME 1987
MCQ (Single Correct Answer)
+1
-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 $$2000rpm$$
A
Unchanged
B
$$12,000$$ hours
C
$$1,500$$ hours
D
$$6,000$$ hours
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Questions Asked from Marks 1
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GATE ME Subjects
Engineering Mechanics
Machine Design
Strength of Materials
Heat Transfer
Production Engineering
Industrial Engineering
Turbo Machinery
Theory of Machines
Engineering Mathematics
Fluid Mechanics
Thermodynamics
General Aptitude