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A wave travels with a speed of 78m/s in air and it has a frequency of 42hz. What is the wavelength of this wave?
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State the right hand rule of the direction of magnetic field in a conductor carrying current
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If a spring has a k value of 100 newtons per meter and it is stretched 0.50 meters, what is the restoring force of the spring?
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=force Γ distance a. work b. velocity c. pressure d. momentum
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The seven sisters, seven stars located more than 400 light-years away in the taurus constellation can be seen here with venus and another constellation, orion. the seven stars stay grouped together but seem to move, like the planet venus. why do stars seem to move like planets in the night sky?
Answers: 3
A wave travels with a speed of 78m/s in air and it has a frequency of 42hz. What is the wavelength o...
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