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Calculating Wave Speed, Frequency And λ
Test Description: Calculate the waves speed, length or frequency for these problems.
Instructions: Answer all questions to get your test result.
1) What is the v if λ = 8 m and ƒ = 20 Hz
A
28 m/s
B
2.5 m/s
C
12 m/s
D
160 m/s
2) What is the λ if v = 50 m/s and ƒ = 25 Hz?
A
125 m
B
75 m
C
25 m
D
2 m
3) What is the ƒ if v = 50 m/s and λ = 10 m?
A
5Hz
B
60 Hz
C
40 Hz
D
500 Hz
4) What is the v if λ = 1 m and ƒ = 345 Hz?
A
345 m
B
346 m/s
C
345 m/s
D
344 m/s
5) What is the ƒ if v = 120 m/s and λ = 3 m?
A
117 Hz
B
123Hz
C
40Hz
D
360 Hz
6) What is the v if λ = 3 m and ƒ = 10 Hz?
A
13 m/s
B
30 m/s
C
.3 m/s
D
7 m/s
7) What is the λ if v = 345 m/s and ƒ = 23 Hz?
A
368 m
B
15 m
C
322 m/s
D
7935 m/s
8) What is the λ if v = 105 m/s and ƒ = 15 Hz
A
7 m
B
90 m/s
C
120 m/s
D
1575 m
9) What is the λ if v = 4000 m/s and ƒ = 20 Hz
A
200 m
B
2.00 m
C
80000 m
D
20 m
10) What is the ƒ if v = 190 m/s and λ = 38 m?
A
5 Hz
B
50 Hz
C
152 Hz
D
7220 Hz
*select an answer for all questions
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