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Wheel and Axle

Is pulley a w...

Question

Is pulley a wheel axle.Explain

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Solution

Yes ,a pulley is the wheel on the axle.

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Q. The radius of the wheel of a wheel and axle is 4 times the radius of a axle. What is the machanical advantage of the wheel and axle?

A

is connected to a second wheel

B

by means of inextensible string, passing over a pulley

C

, which rotates about a fixed point horizontal axle

O

, as shown in the figure. The system is released from rest. The wheel

A

rolls down the inclined plane

O K

thus pulling up wheel

B

which rolls along the inclined plane

O N

.
Determine the velocity (in

m / s

) of the axle of wheel

A

, when it has travelled a distance

s = 3.5 m

down the slope. Both wheels and the pulley are assumed to be homogeneous disks of identical weight and radius. Neglect the weight of the string. The string does not slip over

C

α = 53^{o}

β = 37^{o}

)

Q. You do 1260 J of work with a wheel and axle. If the wheel and axle does 1200 J of work, what is the efficiency of the wheel and axle?

Q. By using a wheel-and-axle arrangement,you can:

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