(adsbygoogle = window.adsbygoogle || []).push({}); 1. The problem statement, all variables and given/known data

A frictionless, massless pulley is attached to the ceiling, in a gravity field g = 9.81 m/s2. Mass Mb is greater than mass Ma. The tensions Tx,Ty, Tz, and the constant g are magnitudes. (Select a response for each statement.)

Please look at this pic:

http://i995.photobucket.com/albums/af79/huybinhs/atwoodmachine.png

Choices:

Greater than; Less than; Equal to; True or False.

The center-of-mass of Mb and Ma accelerates.

Ty is .... (Mb)g.

Tz is .... (Ma)g + (Mb)g.

Tx+Ty is .... Tz.

The magnitude of the acceleration of Mb is .... that of Ma.

Tx is .... Ty.

2. Relevant equations

F = ma

3. The attempt at a solution

1 Incorrect. (Try 1)

True

Less than

Equal to

Equal to

Equal to

Equal to

2 Incorrect. (Try 2)

True

Less than

Greater than

Equal to

Equal to

Equal to

3 Incorrect. (Try 3)

True

Less than

Greater than

Less than

Equal to

Equal to

4 Incorrect. (Try 4)

False

Less than

Greater than

Less than

Equal to

Equal to

5 Incorrect. (Try 5)

False

Less than

Equal to

Equal to

Equal to

Equal to

6 Incorrect. (Try 6)

False

Less than

Equal to

Greater than

Equal to

Equal to

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# Homework Help: Atwood machine (Forces and Motion) (Greater than; Less than; Equal to; True or False)

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