for a mass on a spring simple harmonic oscillator, the maximum velocity occurs are the point where the spring is

Aplane travels 1000 miles in 5 hours .what is the planes average speed?

Astudent pushes on a 20.0 kg box with a force of 50 n at an angle of 30° below the horizontal. the box accelerates at a rate of 0.5 m/s2 across a horizontal floor. what is the value of the normal force on the box? 200 n 243 n 156 n 225 n

Acertain radio station broadcasts radio waves that have a wavelength of 298cm what is its broadcast frequency?