Find the tension in the two ropes that are holding the 1.1 kg object in place. Rope 1 makes an angle of 28.1° with respect to the vertical.

Rope 2 is pulling horizontally.

Which statement best describes the superposition principle? a.) if two in-phase waves arrive simultaneously at a point, their amplitudes add up b.) if two out-of-phase waves arrive simultaneously at a point, their amplitudes add up c.) if two in-phase waves arrive at a point one after another, their amplitudes add up d.) if two out-of-phase waves arrive at a point one after another, their amplitudes adds up