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A 60.0-kg projectile is fired at an angle of 30.0° above the horizontal with an initial...
A 44.0-kg projectile is fired at an angle of 30.0° above the horizontal with an initial speed of 128 m/s from the top of a cliff 160 m above level ground, where the ground is taken to be y = 0. (a) What is the initial total mechanical energy of the projectile? (Give your answer to at least three significant figures.) ____J (b) Suppose the projectile is traveling 90.7 m/s at its maximum height of y = 331 m. How...
A 42.0-kg projectile is fired at an angle of 30.0° above the horizontal with an initial speed of 134 m/s from the top of a cliff 134 m above level ground, where the ground is taken to be y = 0. (a) What is the initial total mechanical energy of the projectile? (Give your answer to at least three significant figures.) 432000 Correct: Your answer is correct. J (b) Suppose the projectile is traveling 95.0 m/s at its maximum height...
A daredevil on a motorcycle leaves the speed of a ramp with a speed of 33.5 m/s as in the figure below. If his speed is 31.8 m/s when he reaches the peak of the path, what is the maximum height that he reaches? Ignore friction and air resistance, m A 44.0-kg projectile is fired at an angle of 30.0 degree above the horizontal with an initial speed of 1 40 times 102 m/s from the top of a cliff...
A 2 kg rock is fired at an angle of 60 degree above the horizontal with an initial speed 20 m/s by someone standing on the edge of a cliff 40 m above level ground. The initial position of the rock is taken to be y = 0. Air resistance is not neglected in this situation! (a) The initial mechanical energy of the rock is? (b) The work being done on the rock by the force of gravity after being...
A projectile is fired at an angle of 60 degrees above the horizontal with an initial speed of 30.0 m/s. How long does it take the projectile to reach the highest point in its trajectory?
ASSIGNMENT PROBLEMS 1: A projectile is fired with an initial speed of 60.0 m/s at an angle of 30.0°above the horizontal on a long flat field. Determine (a) The maximum height reached by the projectile. (b) The time it takes to get to the maximum height. (c) The total time in the air. (d) The total horizontal distance covered. (e) The velocity of the projectile 1.50 s after firing distance.
DQuestion 34 1 pts A5 kg projectile is fired at an angle of 25° above the horizontal. Its initial velocity is 200 m/s and just before it hits the ground its velocity is 150 m/s. What is the change in the mechanical energy of the projectile? O +19,000J O-19,000 J +44,000J O -44,000J 0 Question 35 1 pts Two blocks are released from the toop of a tower One falls straight down while the other slides down a frictionless ramp....
Projectile A is fired at a speed Vo at an angle 0 above horizontal as shown and projectile B is fired at the same angle but at a speed of 2 g. Use this for Questions # 1-7. Draw the initial velocity vectors for both projectile A and projectile B Remember that the length of your arrows is important 1. Compare the initial horizontal and vertical velocities of projectiles A and B. Be specilic. Explain your answers 2. 3. Compare...
Projectile A is fired at a speed Vo at an angle 0 above horizontal as shown and projectile B is fired at the sar but at a speed of 2%. Use this for Questions #1-7. angle Draw the initial velocity vectors for both projectile A and projectile B. Remember that the length of your arrows is important. 1. 2. Compare the initial horizorntal and vertical velocities of projectiles A and B. Be specific. Explain your answers. 3. Compare the horizontal...
A projectile is fired at 37°above the horizontal with an initial speed of 65.0 m/s from the top of a 50.0m tall cliff. Find its range