Amissile is fired from a jet flying horizontally at mach 1 (1100 ft/s). the missile has a horizontal acceleration of 1000ft/s. calculate its horizontal velocity at 10.0 seconds after it is fired

Abeam of light shining from water to air strikes the surface at an angle greater than 48 degrees and produces total internal reflection. if the incident beam is at a 50 degree angle what angle is the reflected beam 13 25 50 100