Adding multimedia components to your website can lead to longer download times.
Answer the following statement true (T) or false (F)
True
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A runner runs on a circular path of radius 10 m. What is the magnitude of the displacement of the jogger if he runs (a) half-way around the track? (b) all the way around the track?
What will be an ideal response?
A 4.0-cm tall apple is 20 cm in front of a plano-convex lens of focal length 75 cm. (a) Find the location of the image of the apple. Is it a real or a virtual image? (b) How tall is the image of the apple? Is it upright or inverted?
What will be an ideal response?
A wheel (radius = 0.20 m) is mounted on a frictionless, horizontal axis. A light cord wrapped around the wheel supports a 0.50-kg object, as shown in the figure. When released from rest the object falls with a downward acceleration of 5.0 m/s2. What is the rotational inertia of the wheel?
?
?
a.
0.023 kg?m2
b.
0.027 kg?m2
c.
0.016 kg?m2
d.
0.019 kg?m2
e.
0.032 kg?m2
A real object is place to the left of a converging lens and an image forms. Then, to the right of the converging lens a diverging lens is placed. A real, inverted final image forms to the right of the diverging lens. Which of the following could give this result?
a. An upright virtual image caused by the first lens forms between the two lenses. b. An inverted real image caused by the first lens forms between the two lenses. c. A real, upright image was formed by the first lens to the right of where the diverging lens is to be placed. d. A real, inverted image was formed by the first lens to the right of where the diverging lens is to be placed.