Homework Statement
A 775 g mass is hung on a spring. As a result the spring stretches 20.5 cm. If the object is then pulled an additional 3.0 cm downward and released, what is the period of the resulting oscillation?
Homework Equations
T = 2pi sqr root(m/k)
Hooke's Law Fs=kx
The Attempt at a...
Homework Statement
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A sign with a mass of 27 kg is hanging in two wires both making an angle of 25 degrees with the vertical. Find the tension in one of the wires. Give your answer in Newtons (N) and with 3 significant figures.
Homework Equations
Ftens=gravity/sin(x) ?
The Attempt at a...