| 141. |
| As the periodic wave travels through
the rope, what is transferred between points A and B? Answer |
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|
|
A. |
only energy |
C. |
both energy and mass |
|
B. |
only mass |
D. |
neither energy nor mass |
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| 142. |
| The pulse in the diagram to the right
meet. What does the rope look like when they meet? Answer |
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| 143. |
| Which graph to the right shows the
relationship between the wavelength of light and the energy of its
photon?
Answer |
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| 144. |
| Which of the following statements is
correct about the two pulses in the rope to the right? Answer |
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|
|
A. |
B has more energy but same speed
as A |
C. |
B has more speed and same energy
as A |
|
B. |
B has more energy and speed than
A |
D. |
A and B have the same speed and
energy |
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| 145. |
| Which graph to the right shows the
relationship between the frequency and wavelength of light.
Answer
|
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| 146. |
| Which of the points to the right are
in phase? Answer |
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|
A. |
A and C |
C. |
C and E |
|
B. |
A and E |
D. |
B and D |
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| 147. |
| If the frequency of the wave to the
right is 20.0 s -1, what is its speed? Answer |
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|
|
A. |
0.17 m/s |
C. |
66 m/s |
|
B. |
0.25 m/s |
D. |
1.0 x 10 2 m/s |
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| 148. |
What is the angle
between the direction of propagation of a longitudinal wave and the
direction in which the amplitude of the wave is measured? Answer
|
|
A. |
0o |
C. |
90o |
|
B. |
45o |
D. |
135o |
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| 149. |
| As the transverse wave passes point A,
the motion of A will be Answer |
 |
|
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A. |
up then down |
C. |
right then left |
|
B. |
down then up |
D. |
in a circle |
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| 150. |
A wave has a period
of 3.00 x 10 -5 seconds. If the velocity of the wave is
2.00 x 103 m/s, what is the wavelength? Answer
|
|
A. |
1.5 x 10 -8 m |
C. |
1.00 x 10 3 m |
|
B. |
0.0600 m |
D. |
6.67 x 10 7 m |
