# physics

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A wet bar of soap slides freely down a ramp 2.0 m long inclined at 6.8o. How long does it take to reach the bottom? Neglect friction.

• physics -

force down the plane: mg*sinTheta.

F=ma solve for a, then...

• physics -

Thank you.... :-)

• physics -

bt how do u find the mass......the mass is not given in the question

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