Friday, June 26, 2009

PHYSICS. :((

Answer the following questions in your notebook:
A. Wave Equation
1. Describe the relationship among the quantities wave speed, wavelength and frequency
2. Express the relationship in mathematical equation

B. Solve for the frequencies given the following periods. Express your answers in hertz (Hz):
1. 5 s
2. 20 s
3. 0.40 s
4. 0.001 s
5. 25000 s

C. Solve for the periods given the following frequencies. Express your answers in second (s):
1. 5 Hz
2. 20 Hz
3. 10 kHz
4. 50 MHz
5. 75 MHz

D. Solve for the wave speeds give the wavelengths and frequencies. Express your answers in meter per
second (m/s):
1. 10 m, 2 Hz
2. 200 m, 50 Hz
3. 2 km, 4 kHz
4. 500 m, 10 MHz
5. 10 mm, 2 kHz

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