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  1. J

    Projectile questionplease help

    A cannon ball is fired from a catapult at 13.5 m/s at 24 degrees above the horizontal. a. How long is it in the air? b. What is the horizontal component of the velocity? c. How far from the catapult does the ball land? I used a program on my calculator that we are allowed to use and...
  2. J

    Big Bertha Projectile Question

    During World War I, the Germans had a gun called Big Bertha that was used to shell Paris. The shell had an initial speed of 1.11 km/s at an initial inclination of 35.8 degrees to the horizontal. a.How far away did the shell hit? Answer in km. b. How long was it in the air? I have a...
  3. J

    Need a little help

    Ok this is a follow-up type of question. The first problem was : A pelican flying along a horizontal path drops a fish from a height of 3.7 m. The fish travels 8.2 m horizontally before it hits the water below. What is the pelicans initial speed? vx dx 8.2 t vfY voY 0 aY -9.8 dY...
  4. J

    Magnitude of the overall Velocity problem

    1. A plane drops a package from a height of 3230 m. The plane's horizontal velocity was 110 m/s at the instant the package was dropped. What is the magnitude of the overall velocity of the hamper at the instant it touches the ground? 2. d=vo(t) + 1/2at^2 3. dx vx 110 t 25.7...
  5. J

    Horizontal Projectile Motion Question please help

    Horizontal Projectile Motion Question...please help!! 1. A ball is thrown horizontally from the top of a building 22.8 m. high. The ball strikes the ground at a point 52.1 m. from the base of the building. a. Find the time the ball is in motion. b. Find the initial velocity of the ball. c...
  6. J

    Find the time the ball is in motion

    help please!!! 1. A ball is thrown horizontally from the top of a building 22.8 m. high. The ball strikes the ground at a point 52.1 m. from the base of the building. a. Find the time the ball is in motion. b. Find the initial velocity of the ball. c. Find the x component of its velocity...
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