Which of the following is true about projectile motion? Choose two (A) the horizontal motion of a projectile is in constant acceleration B the horizontal motion of a projectile is in constant velocity the vertical motion of a projectile is in constant acceleration the vertical motion of a projectile is in constant velocity
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- A soccer player kicks a ball at an angle of 62° from the horizontal with an initial speed of 26 m/s. (a) Find the horizontal component of the ball’s velocity. (b) Find the vertical component of the ball’s velocity. (c) How high does the kicked ball rise before it starts to come down? (d) How long does the ball stay in the air? (e) How far downfield does the ball land? can you please help me with (d) and (e)?A projectile is launched at an angle of 21° above the horizontal with an initial velocity (vo) of 33 m/s. After some time passes, the projectile reaches the peak of its trajectory. Its horizontal velocity (vx) at the peak of its trajectory is _____ m/s.You are climbing the stairs to the second floor with a speed of 3 m/s while a raindrop is sliding down the back of your coat at a speed of 0.3 m/s. The stairs make an angle of 40 degrees with the horizontal. We are interested in the velocity of the raindrop relative to the ground? The problem has three velocitiesvector(pg) = velocity of you relative to the ground vector(dp) = velocity of drop relative to youvector(dg) = velocity of drop relative to the ground 1. Draw vectors for the two given velocities into the coordinate system. Please show the angle theta = 40 degrees. 2. Collect the information about the speeds and calculate the x- and y-components of the given velocities. 3. Express vector(dg) in terms of the other velocities; then write the equations for the x-and the y-component of vector(dg) (no numbers). 4. Calculate the x- and y-components of the velocity of the drop relative to the ground. 5. Check your calculations with a graphical addition of velocity vectors in the…
- A student threw a ball horizontally out of a window 6.6 meters above the ground. It was caught by another student who was 15.9 meters away. What was the horizontal velocity of the ball?A football is thrown from the quarterback to the running back. When the ball reaches its highest point, which statement is true? Its acceleration is zero but velocity is not zero Both acceleration and velocity are zero Its vertical component of the velocity is zero and acceleration is a constant. Its velocity is perpendicular to the acceleration. None of the statements above is true both c and d are true both a and c are trueA ball is kicked with a velocity at an angle of 30 degrees. If the ball travels a horizontal distance of 40 m before hitting the ground, determine the initial velocity of the ball.
- A ball is launched straight up and then falls straight back down to the ground. Which of the following statements is true about the ball at the peak of it's trajectory? Question 3 options: The magnitude of the ball's displacement relative to the ground is zero The magnitude of the ball's velocity relative to the ground is zero The magnitude of the ball's acceleration relative to the ground is zero All of the above None of the aboveRefer to the information in Ball Throw to answer this question. The magnitude of the initial velocity of the ball when it is thrown into the air at 60.0° is 28.6 m/s 24.7 m/s 16.5 m/s 14.3 m/sNapoleon’s cannon, having a muzzle velocity of 154 m/s, is fired at a 0 degree angle off a cliff. The ball lands 588 m away from the cannon. How far above ground level is the cannon?
- You launch a projectile with an initial speed of 41.9 m/s from the top of a building 26.4 m above the ground, at an angle of 31.3 degrees above the horizontal. How far from the base of the building does the projectile land on the ground? 194.4 m 158.9 m 176.7 m 243.0 mA potato is launched from the ground at an 73 degree angle with a velocity of 48 m/s. How many seconds is the projectile in the air?An object is launched at a velocity of 35 m/s in a direction making an angle of 53 degrees upward with the horizontal. What is the horizontal range of the object in m?