Theory of Machine
When a mass of a critically damped single degree of freedom system is deflected from its equilibrium position and released, then it will

Oscillate with constant amplitude
Return to equilibrium position without oscillation
Oscillate with decreasing amplitude
Oscillate with increasing time period

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Theory of Machine
The steering of a ship means

Movement of a complete ship up and down in vertical plane about transverse axis
None of these
Turning of a complete ship in a curve towards right or left, while it moves forward
Rolling of a complete ship sideways

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