Ashort-wave radio antenna is supported by two guy wires, 155 ft and 175 ft long. each wire is attached to the top of the antenna and anchored to the ground, at two anchor points on opposite sides of the antenna. the shorter wire makes an angle of 63º with the ground. how far apart are the anchor points?

When someone slams her books on a table the kinect energy is transferred into vibrations that travel to your ears as sound waves which statement describes the movement of those waves

The motor m applies a time-varying force of f (200 t) n, where t is in seconds. box b with mass 200 kg starts from rest, and the coefficients of kinetic and static friction are 0.2 and us 0.3 the acceleration due to gravity is g 9.8 m/s2 b 300 a) find the time ' when the box starts to move. b) calculate the speed of the crate at 3 s c) calculate the power delivered by the motor at t 3 s

What is created when solids, liquids, an gases mix with one another