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a rifle with a mass of 1.2kg fires a bullet with a mass of 6.0g (0.006kg). The bullet moves with a muzzle of velocity of 700m/s after the rifle is fired.
a) What is the momentum of the bullet after the rifle is fired?
b) If external forces acting oin the rifle can be ignored, what is the recoil velocity of the rifle?
The blue ball moves at an angle of -35° and a velocity of 2.1 meters/second. What is the final y-momentum of the system?
Create a graph of x-position, x-velocity, and x-acceleration versus time and a graph of y-position, y-velocity, and y-acceleration versus time.
To what distance x can a person who weighs 411-N walk on the overhanging part of the plank before it just begins to tip.
What is the area of contact of each tire. find the coefficient of static friction between the car and track from these data.
A 12-kg box is free from the top of an incline that is 5.00m long and makes an angle of 40 degrees to the horizontal. A 60-N friction force impedes the motion of the box.
A baseball player runs 27.4meters from the batter's box to first base,overruns first base by 3.0 meters,and then returns to first base. Compared to total distance traveled by the player,the magnitude of the players total displacement from the batt..
A 240g block on a 60cm-long string swings in a circle on a horizontal, frictionless table at 70rpm.
A 0.174kg softball is pitched horizontally at 26m/s. the ball moves in the opposite direction at 38m/s after it is hit by the bat.
A cylindrical 98.50 ? resistor is made from a coil of copper wire whose total mass is 74.0 g, What is the diameter and lenght of the wire
A robot probe drops a camera off the rim of the 389 m high cliff on Mars, where the free fall acceleration is 3.7 m/s^2. Find out velocity with which it hits the ground and the time required for it to reach the ground.
Assume you are 80cm from a plane mirror. What area of the mirror is used to reflect rays entering one eye from a point on the tip of your nose if your pupil diameter is 5.60 mm.
Density-Gravity Problem: a) Planet Vulcan has twice the mass of Earth and the same radius. What are its volume, density and surface gravity compared to Earth?
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