What should be the gear ration of a car: equal to 1, less than 1 or greater than 1, while

(a) gaining speed on the road,

(b) ascending a hill

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1 Answers

(a) While gaining speed on the road, the gear ratio should be more than 1.

That is, the driving gear should have more number of teeth than the driven gear. N

(b) While ascending a hill more torque is required; thus, the gear ratio should be less than 1.

That is, the driving gear should have less number of teeth than the driven gear.

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