1.

If c be the fraction of the reciprocating parts of mass m to be balanced per cyclinder of a steam locomotive with crank radius r, angular speed ω, distance between centre lines of two cylinders a, then the magnitude of the maximum swaying couple is given by$

A. 1 – c / 2 mrω<sup>2</sup>a
B. 1 – c / √2mrω<sup>2</sup>a
C. √2(1 – c)mrω<sup>2</sup>a
D. none of the mentioned
Answer» C. ‚Äö√Ñ√∂‚àö‚Ć‚àö‚àÇ2(1 ‚Äö√Ñ√∂‚àö√ë‚àö¬® c)mr‚âà√¨‚àö¬¢<sup>2</sup>a


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