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If a crank wheel of a bicycle has 48 cogs and the back sprocket wheel has 12 cogs How many revolutio?
Wiki User
∙ 13y ago
If the crank has 48 and the sprocket 12 then 48/12=4. The wheel will turn 4 times for each turn of the crank.
Wiki User
∙ 13y ago
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If a crank wheel of a bicycle has 48 cogs and the back sprocket wheel has 12 cogs How many revolutions per minute does the crank wheel have to be turned so that the sprocket wheel rotates at 80RPM?
20 rpm
What is sprocket?
It's the small toothed wheel that the chain runs over by the rear wheel, although in engineering terms it is any toothed wheel designed for a chain, including the one rotated by the pedal and crank on a bicycle.
What dos first gear look like on a bike?
Chain is on the smallest sprocket on the crank and on the largest sprocket on the rear wheel
How are bicycle gears and sprockets related?
A sprocket is another name for a toothed wheel that meshes with the chain.
If crank wheel with 48 cogs turns 80rpm how much would the back sprocket wheel with 12 gogs turns?
320 rpm.
What would be considered the wheel and axel on a bicycle?
The wheels and axles of course, the pedals, the crank.
How do the number of gear teeth affect the wheel on a bicycle?
The more teeth you have on the chainring(by the pedals) when compared to the sprocket(on the rear wheel, the more the rear wheel will turn for each turn of the cranks.
Are bicycle gears a pulley?
lever at crank, connected by chain to lever at rear wheel
What is a bicycle gear?
On a bike there's one(or more) front sprocket(s) by the pedals connected by a chain to one(or more) rear sprocket(s) by the rear wheel. As the wheel isn't driven directly by the pedals, and there's usually a difference in size between the front & rear sprocket this constitutes a gear.
What types of simple machines have a wheel and axle?
There are a lot of machines in the world that contain a wheel and axle such as wheel chairs, a bicycle sprocket,compound bows,gears,drill,sharpener and plenty others.
How do you reattach a kids bicycle chain?
Loosen rear wheel axle nuts on both sides, slide wheel slightly forward. Set chain in place on chainwheel and sprocket. Slide wheel towards the back until chain is decently tight. Check wheel alignment, If OK, crank down on axle nuts. Check alignment again. If OK - Go ride.
Is first gear a small sprocket on a bicycle?
Depends on if you're looking at the wheel or if you're looking at the pedals. 1st gear, the one where pedalling is easiest, is the biggest sprocket at the rear, and the smallest chainwheel at the front.
