alexandrupastelung alexandrupastelung

02-10-2022
Physics

Answered

A projectile is fired at 40 m/s at 60º above the horizontal. What are the magnitudes of total acceleration (a), centripetal acceleration (ac) and tangential accelerations (at) a) at the highest point, b) at the points where projectile speed is 30 m/s ?
t = 1,25 s or 5,81 s

Answer :

Other Questions

give an example of situation in which an automobile driver can have a centripetal acceleration but no tangential speed

Cheryl is riding on the edge of a merry-go-round, 2m from the center, which is rotating with an increasing angular speed. Cheryl’s tangential acceleration is 3.

a particle starts from the origin at t=0 with an initial velocity of 5.5m/s ali be the positive x axis. if the acceleration is (-3.2i+4.6j) determine the veloci

A horizontal net force F is exerted on an object at rest. The object starts at x = 0 m and has a speed of 4.0 m/s after moving 4.0 m along a horizontal friction

A skier starts from rest at the top of a hill that is inclined at 10.7 degrees with respect to the horizontal. The hillside is 215 m long, and the coefficient O

A test car carrying a crash test dummy accelerates from 0 to 30 m/s and then crashes into a brick wall. Describe the direction of the initial acceleration vecto

A test car carrying a crash test dummy accelerates from 0 to 30 m/s and then crashes into a brick wall. Describe the direction of the initial acceleration vecto

. A cannon ball is fired at 50 m/s at a 36.87° angle above the horizontal from a castle wall 35 meters above the ground. The cannon ball lands 280 m from the ba

You need to find the the time and the set acceleration and the initial velocity

This question is about kinetic and gravitational potential energy. Look at the graph. It shows how the speed of a roller coaster car changes with the distance t