The speed of a wave in a spring is 3 m/s. If the wavelength is 0.1, what is the frequency?

The image shows a pendulum in simple harmonic motion the pendulum starts at a and swing to e

Use the profile illustrated for problem (1). assume that the layer of silty sand fill (sm) is placed over the entire site. estimate the thickness of the fill (h - in feet) that will cause the effective vertical stress at the center of the clay layer to increase by 517.5 pounds per square foot.

What pressure difference is required between the ends of a 2.0-m-long, 1.0-mm-diameter horizontal tube for 40 c water to flow through it at an average speed of 4.0 m/s?