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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?

Updated: 10/23/2022

Wiki User

14y 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

14y ago

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Q: If a crank wheel of a bicycle has 48 cogs and the back sprocket wheel has 12 cogs How many revolutio?
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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.

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 &amp; 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.

### What is the smallest sprocket?

The smallest sprocket is usually referred to as the &quot;cog&quot; and is commonly found on the rear wheel of a bicycle. It is designed to mesh with the chain and is typically the one with the fewest number of teeth among all the sprockets on the bike.