poguedhaeley poguedhaeley

11-12-2020
Physics

contestada

You kick a soccer ball with a speed of 31 m/s at an angle of 50 degrees. How long does it take the ball to reach the top of its trajectory?

Respuesta :

noahmaximo17 noahmaximo17

11-12-2020

Answer:

Reaches max height at t = 2.42s.

Explanation:

I've assumed we are neglecting air resistance. If not let me know and I'll update.

We want to examine the behaviour of the ball in the y-direction. In the absence of air resistance the only force acting on the ball is gravity, which produces an acceleration in the negative y direction.

Answer Link

Otras preguntas

Помогите По Английскому

. State the principle of vernier instrument. Explain briefly the construction and use of vernier caliper with a neat sketch.

The number of people playing a new phone app game triples every month. When the app first launched, 800 people started playing the game right away. There are cu

using your results draw a conclusion about the relationship between reel triangles when all three sets of corresponding sides of the triangles are proportional

In the context of problem people in teams, which of the following statements is true of hecklers? 1) They lack the ability to clearly express themselves desπte

Assume that 50% of all engineering students are good in mathematics Determine the probabilities that among 18 engineering students, (i) Exactly 10 (ii) At least

Show that bose-einstein, fermi-dirac statistics reduces to maxwell-boltzmann statistics at high temperature

At what height above surface of earth the weight of an object will become 1\4 times of the weight at earth surface?( Radius of earth=6400km)

Two bodies of mass m and 9m are placed at a distance R. The gravitational potential on the line joining the bodies where the gravitational field equals zero, wi

A transportation problem has two origins: A can supply 20 units and B can supply 30 units. This problem has two destinations: C requires 25 units and D requires