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Problem 7 4.A projectile of mass 9.6 kg is launched from the ground with an initial velocity of 12.4 m/s at an angl...
Problem 7 4. A projectile of mass 9.6 kg is launched from the ground with an initial velocity of 12.4 m/s at angle of 54° above the horizontal (see the figure). At some time after its launch, an explosion splits the projectile into two pieces. One piece, of mass 6.5 kg, is observed at 1.42 seconds after the launch to be at a height of 5.9 m and at a horizontal distance of 13.6 m from the launch point Find...
Dr. C. #1: Exploding Projectile: A projectile of mass 9.6 kg is shot from the ground with an initial velocity of 12.4 m/s at an angle of 54° above the horizontal. A. Assuming the ground underneath the projectile's path is flat, what is the maximum height h the projectile reaches, its horizontal range R, and the time it spends in the air? Suppose that, at the peak of the projectile's motion, an explosion splits the projectile in half and one...
A projectile of mass M #13.4 kg is launched over level ground at a speed 28.6 and at an angle of 46.5 degrees above the horizontal. At the instant that the projectile is at what would be its highest point it explodes into two pieces; after the explosion there is a piece of mass ml = 5.2kg which has a vertical component of velocity of 9.7 , and a second piece of mass m2 which moves downwards. The explosion does...
A projectile is launched at an initial velocity of 150i+200j m/s (vector) over a horizontal surface. The object’s mass is 120kg. At t=5.0s, the projectile explodes to 3 pieces: a 35 kg piece with a velocity of -15i+25j m/s, a 60 kg piece with a velocity of 80i m/s and a 25 kg piece with velocity 549i+685j m/s. a) determine the impulse that acted on the 35 kg piece during the explosion B) assuming that the average force on the...
You launch a projectile at an initial speed of 38.8 m/s from the ground. After 2.40 seconds of flight, the projectile lands on the ground. At what angle above the horizontal was the projectile launched? O 17.7 degrees 24.8 degrees 0 12.6 degrees O 12.4 degrees
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A projectile of mass m launched vertically upward from the origin (0,0) with an initial velocity of vo explodes into three pieces when it reaches its maximum height of 490.0 m. Immediately after the explosion, one piece with mass m/4 is observed to have velocity v 3vot vo/2 y, and a second piece also of mass m/4 is observed to have velocity v Vox (a) What is the velocity v of the third piece immediately after the...
A 0.650 kg projectile is launched from the edge of a cliff with an initial kinetic energy of 1425 J and at its highest point is 177.6 m above the launch point. What is the horizontal component of its velocity? What was the vertical component of its velocity just after launch? At one instant during its flight the vertical component of its velocity is 35.40 m/s. At that time, how far is it above or below the launch point?
Consider a projectile of mass 20 kg launched with a speed 9 m/s at an elevation angle of 45 degrees. Taking the launch point as the origin of your coordinate system--- What is the magnitude of the angular momentum at launch? kg m/s What is the magnitude of the angular momentum at the instant it reaches maximum height? kg m/s What is the magnitude of the angular momentum at impact?
A projectile with a mass of 8 kg is launched from the ground at 23 m/s at an angle of 30 degrees above the horizontal. As it travels through the air, the drag force (see problem 1) does -39 Joules of work on the projectile as it travels to its maximum height. What maximum height does the projectile reach, in meters?
You launch a projectile at an initial speed of 33.4 m/s from the ground. After 3.30 seconds of flight, the projectile lands on the ground. At what angle above the horizontal was the projectile launched?