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Machine Design

Machine Design
The shock resistance of steel is increased by adding

Chromium
Nickel and chromium
Nickel
Cobalt and molybdenum

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Machine Design
A type of brake commonly used in motor cars is a

Band brake
Shoe brake
Internal expanding brake
Band and block brake

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Machine Design
The endurance or fatigue limit is defined as the maximum value of the stress which a polished standard specimen can withstand without failure, for infinite number of cycles, when subjected to

Static load
Static as well as dynamic load
Completely reversed load
Dynamic load

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Machine Design
A steel containing up to 0.15% carbon is known as

High carbon steel
Medium carbon steel
Dead mild steel
Mild steel

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Machine Design
While designing a screw in a screw jack against buckling failure, the end conditions for the screw are taken as

Both the ends fixed
One end fixed and the other end hinged
Both the ends hinged
One end fixed and the other end free

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Machine Design
In a steam engine, the valve rod is connected to an eccentric rod by means of

Flange coupling
Cotter joint
Universal joint
Knuckle joint

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