Asked by Amanda
A 20 g mass is attached to a 120 cm long string. The tension in the string is measured to be .200N. What is the angle.
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Sorry crappy picture, but the circle is the mass and the diagonal lines represent the string the mass is attached to.
l\
l \
l \
l \
l o
l
Sorry crappy picture, but the circle is the mass and the diagonal lines represent the string the mass is attached to.
Answers
Answered by
bobpursley
I assume the mass is not moving (yes, that matters, centripetal force).
the mass has a downward force of mg,
so CosTheta= mg/.2N
the mass has a downward force of mg,
so CosTheta= mg/.2N
Answered by
ZZZZ
It's wrong!!!
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