A box with mass 14 is hanging from a massless rope with length 18 . A bullet with mass 11 moving horizontally hits the box and get stock in it. As a result the box start moving and the maximum angle the rope tilts from vertical position is A

How do we measure or think of speed in the united states?

When is a current produced? when the terminals of an electrochemical cell are connected by a wire if the electric circuit is opened in an electrochemical cell if the electrolyte is removed from an electrochemical cell when the electrodes are reversed in an electrochemical cell

Adolphin emits ultrasound at 100khz and uses the timing of reflections to determine the position of objects in the water. part a what is the wavelength of this ultrasound? assume that temperature of water is 20 degrees c. answer in cm