Machine Design
For high speed engines, the cam follower should move with

Cycloidal motion
Uniform velocity
Simple harmonic motion
Uniform acceleration and retardation

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Machine Design
Which is correct statement? Stress concentration in static loading is

Equally serious in both types of materials
Very serious in ductile materials and less serious in brittle materials
Very serious in brittle materials and less serious in ductile materials
Seriousness would depend on other factors

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