The tractive force in a locomotive with two cylinders is given by (where c = Fraction of reciprocating parts per cylinder, m = Mass of reciprocating parts, ? = Angular speed of crank, r = Radius of crank, and ? = Angle of inclination of crank to the line of stroke)

(1 - c ) m .? 2 . r (cos ? - sin ?)

The tractive force in a locomotive with two cylinders is given by (whe

1.	The tractive force in a locomotive with two cylinders is given by (where c = Fraction of reciprocating parts per cylinder, m = Mass of reciprocating parts, ? = Angular speed of crank, r = Radius of crank, and ? = Angle of inclination of crank to the line of stroke)
A.	m .? 2 . r cos ?
B.	c . m .? 2 . r sin ?
C.	(1 - c ) m .? 2 . r (cos ? - sin ?)
D.	m .? 2 . r (cos ? - sin ?)
Answer» D. m .? 2 . r (cos ? - sin ?)

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The tractive force in a locomotive with two cylinders is given by (where c = Fraction of reciprocating parts per cylinder, m = Mass of reciprocating parts, ? = Angular speed of crank, r = Radius of crank, and ? = Angle of inclination of crank to the line of stroke)

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