Recent content by zxfhero

Thanks above, calculate the result. Movement of 1.4 m.

relationship between θ and t, how to determine?

see above my english is poor,i can't express my idear correctly

m1g-T=m1a1 Tcosθ-μ(m2-Tsinθ)g=m2a2 What is the relations between a1 and a2?

The question is: How far will the 2 kg mass have moved before it reaches its maximum speed? Thanks all above

1. A mass of 2 kg is held at rest on a rough horizontal table with coefficient of friction μ = 0.5. A string is attached to the mass and is hung over a smooth pulley. A 1 kg mass is suspended from the other end of the string. The top of the pulley is at a height of 1 m above the table surface...