A tuning fork vibrates at 600 Hz in water and produces waves 1.5 m long. What wavelength would be provided if the tuning fork vibrated at 900 Hz? Show your work.

You want to move a heavy box with mass 30.0 kg across a carpeted floor. you pull hard on one of the edges of the box at an angle 30∘ above the horizontal with a force of magnitude 240 n, causing the box to move horizontally. the force of friction between the moving box and the floor has magnitude 41.5 n . what is the box's acceleration just after it begins to move