Algebra

A projectile is launched upward with a velocity of 128
feet per second from the top of a 50- foot platform. What is the maximum height attained by the projectile?

  1. 👍 0
  2. 👎 0
  3. 👁 526
  1. g = -32 ft/s^2

    so it take 4 seconds to reach max height ... 128 / 32 = 4

    the average velocity is ... (128 + 0) / 2 = 64 ft/s

    max height = 50 + (64 * 4)

    1. 👍 0
    2. 👎 0

Respond to this Question

First Name

Your Response

Similar Questions

  1. Math

    An arrow is launched upward with a velocity of 224 feet per second from the top of a 90 -foot platform. What is the maximum height attained by the arrow?

  2. physics

    A projectile is launched from ground level to the top of a cliff which is 195 m away and 135 m high.If the projectile lands on top of the cliff 6.5 s after it is fired, find the initial velocity of the projectile ( (a)magnitude

  3. pre-calc

    analyzing the motion of a projectile: a projectile is fired from a cliff 200 feet above the water at an inclination of 45 degrees, with a muzzle velocity of 50 feet per second. the height of the projectile above the water is given

  4. Algebra

    The function H(t) = -16t2 + vt + s shows the height H (t), in feet, of a projectile launched vertically from s feet above the ground after t seconds. The initial speed of the projectile is v feet per second. Part A: The projectile

  1. algebra word problem

    A projectile is launched upward from a height of 960 feet with an initial velocity of 64 ft/s. The equation gives the height h after t seconds. Find the number of seconds until it returns to the ground.

  2. college algebra

    The height of a projectile fired upward is given by the formula s = v0t – 16t2, where s is the height, v0 is the initial velocity and t is the time. Find the times at which a projectile with an initial velocity of 128 ft/s will

  3. Physics- i need to know how to do these problems

    Two projectiles are launched from the ground, and both reach the same vertical height. However, projectile B travels twice the horizontal distance as projectile A before hitting the ground. a. How large is the vertical component

  4. algebra

    A model rocket is launched upward with an initial velocity of 200 feet per second. The height, in feet, of the rocket t seconds after the launch is given by h = −16t2 + 200t. How many seconds after the launch will the rocket be

  1. Calculus

    Find the maximum height of a ball thrown upward from the top of a 640 ft tall building with an initial velocity of 128 ft/s

  2. MAT 150

    A projectile was launched from ground level with an initial velocity of the v0 neglecting air resistance is high in feet two seconds after launch is given by S= -16T^2 + v0t find the times that the projectile will reach a high of

  3. physics

    A projectile is launched from and returns to ground level, as the figure shows. There is no air resistance. The horizontal range of the projectile is measured to be R= 166 m, and the horizontal component of the launch velocity is

  4. AP Calculus

    A projectile fired upward from ground level is to reach a maximum height of 1,600 feet. What is its initial velocity?

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