SSC JE Mechanical Engineering 2017 Set 1 Paper

Question : 167 of 200

Marks: +1, -0

A mass of 1 kg is attached to the end of a spring with stiffness 0.7 N/mm. The critical damping coefficient of this system is_____.

Solution:

Critical damping coefficient

(C_C)

=2×√\km

=2×√{70×1}

= 52.92 Ns/m

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