What is the range of geocentric angles that allows one to experience both p waves and s waves?​

Aprojectile is launched horizontally 10m above the ground and with an initial velocity of 15 m/s. a) determine the magnitude and direction of projectile velocity at t= 1.3s b) determine the magnitude and direction of projectile acceleration at t=1.3s

The two required components for a generator are

Achild has maximum walking speed of 1.6 m/s. what is the length of the child's legs? 0.26 m