A simple pendulum of length 2.00 m is made with a mass of 2.00 kg. The mass has a speed of 3.00 m/s when the pendulum is 30.0 above its lowest position.
(a) What is the maximum angle away from the lowest position the pendulum will reach?
(b) What is the speed of the mass when the pendulum is 45 above its lowest position?
Question 2
How tall must a plane mirror be in order for you to be able to see your full image in it?
A)
the same height as you
B)
1/4 of your height
C)
half of your height
D)
3/4 of your height
E)
twice your height
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