physics

a particle is projected horizontally at 15m/s from a height of 20m calculate the horizontal distance covered by the particle just before hitting the ground (g=10m/s square)

  1. 👍
  2. 👎
  3. 👁
  1. how long does it take to hit the ground?

    10t^2 = 20

    use that t to find the horizontal distance: d = 15t.

    1. 👍
    2. 👎
  2. rats: 5t^2=20

    1. 👍
    2. 👎

Respond to this Question

First Name

Your Response

Similar Questions

  1. Science

    A golf ball was hit and projected in an angle of 60 degrees with the horizontal. if the initial velocity of the ball was 50m/s, calculate the following: a. the time the golf ball was in the air b. horizontal distance the ball

  2. physics

    A particle, starting from point A in the drawing at a height h0 = 3.2 m, is projected down the curved runway. Upon leaving the runway at point B, the particle is traveling straight upward and reaches a height hf = 4.1 m above the

  3. physics

    A particle is projected from ground in a vetical direction at t=0 sec. at t=0.8 s, it reaches h=14m .It will again come to the same height at ?

  4. Physics

    A stone is projected at an angle of 60 degrees and an initial velocity of 20m/s calculate (a) The time of flight (b) The maximum height attained (C) The time taken to reach maximum height (d) Range

  1. physics

    a particle is projected horizontally at 15m/s from a height of 20m calculate the horizontal distance covered by the particle just before hitting the ground (g=10m/s*2)

  2. physics

    a stone projected horizontally from the top of a tower with a speed of 4m/s lands on the level ground at a horizontal distance 25m from the foot of the tower. calculate the height[g=10m/s2]. is it u squared divided by 2g

  3. Physics

    A ball is projected horizontally from top of a hill with a velocity of 30m/s.If it reaches the ground 5 seconds later, calculate the height of the hill,take g=10 metres per second square.

  4. Physis

    An arrow is horizontally projected from the top of a tower with an initial velocity of 15m/s.if it reaches the ground 7seconds later,calculate the height of the tower (let g=10m/s0).

  1. Physics

    An arrow is fired horizontally with a speed of 30ms-1 from a height of 2m above the ground level. Model the arrow as a particle which does not experience air resistance. a)show that the time taken for the arrow to hit the ground

  2. Physics

    A stone is projected horizontally from the top a tower with a speed of 5m/s.It lands on the ground level at a horizontal distance of 20m from the foot of the tower.Calculate the height of the tower.(g=10m/s2)

  3. Physics

    A ball is projected horizontally from the top of a hill with a velocity of 30m/s.If it reaches the ground 5 seconds later, calculate the height of the hill, take g=10 metres per second square.

  4. physic

    a body is projected horizontally with a velocity of 20m/s from height of a tower 160m above the ground calculate the time of flight distance from the foot of the tower to where the object land

You can view more similar questions or ask a new question.