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4.30 g lead bullet traveling at 320 m/s is stopped by a large tree. If half the kinetic energy of the bullet is transformed into internal energy and remains with the bullet while the other half is transmitted to the tree, what is the increase in temperature of the bullet?
A 142Kg create is placed on an inclined ramp. when the angle the ramp makes the horizontal is increased to (alfa), the crate beging to slide downward.
Estimate is in constant FY 1995 dollars, while the SPANIEL program cost estimate is in constant FY 1999 dollars. Which one of the following is the most valid way of comparing the costs of these two programs?
A silver coin lies on the bottom of a clear lake 5.5 m deep. The coin is 4 cm in diameter. How far away along the horizontal direction is the coin actually located from your eye
A 24N crate is held at rest on a frictioneless incline by a rope that is parallel to the incline. The incline is 25 degrees above the horizontal
A constant force applied to object A causes it to accelerate at 6 m/s^2 .The same force applied to object B causes an acceleration of 3 m/s^2. Which object has the smallest mass
a positron is a particle with the same mass and magnitude charge as an electron, but a positron has a positive charge. what is the system's total kinetic energy
Light passes through a 230 lines/mm grating and is observed on a 1.0m wide screen located 1.3m behind the grating. Three bright fringes are seen on both sides of central maximum.
A 25 kg suitcase is being pulled with constant speed by a handle that is at an angle of 22 degrees above the horizontal. what is the force F applied to the handle
A photon emitted as a hydrogen atom undergoes a transition from the n=5 state to the n=2 state. find the energy of the emitted photon
The light goes through a second polarizer and exits with an intensity of 225 W/m squared? What is the orientation angle of the second polarizer
A 65 kg high jumper starts his push-off phase with his center of mass .45 m above groung and velocity of 0 m/s. How much work did the mat do on the high jumper
An arrow is fired from a castle tower at an angle of 40 degrees above horizontal, and with a speed of 62 m/s. What is the speed of the arrow as it hits the ork
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