The maximum and minimum value of the tractive force is given by

1.	The maximum and minimum value of the tractive force is given by
A.	± c.m x ω².r
B.	± 2 x c.m.ω².r
C.	± 2(1 - c)m x ω².r
D.	± 2 x c.m x ω².r
Answer» D. ± 2 x c.m x ω².r

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The maximum and minimum value of the tractive force is given by

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