A gear train is made up of five spur gears as shown in the figure. Gea – McqOptions

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1.	A gear train is made up of five spur gears as shown in the figure. Gear 2 is driver and gear 6 is driven member. N2, N3, N4, N5 and N6 represent number of teeth on gears 2, 3, 5 and 6 respectively. The gear(s) which act(s) as idler(s) is/are
A.	only 3
B.	only 4
C.	only 5
D.	Both 3 and 5
Answer» D. Both 3 and 5

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