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Question: A rifle bullet with a muzzle speed of 350m/s is fired directly into a special dense material that stops the bullet in 25.0cm.
Part A: Assuming the bullet's deceleration to be constant, what is its magnitude?
Please show all works and steps to find its magnitude.
A parallel-plate capacitor with circular plates of radius 0.20 m is being discharged. At what rate is the electric field between the plates changing
A block of mass 5 kg lies on a horizontal table. The block is at rest. The only forces acting on the block are the force due to gravity and the normal force from the table. What is the magnitude of the friction force
A fully charged capacitor with a voltage of 270 kV is discharged through a resistor. What is the voltage across the capacitor at the end of three time constants?
A hot air balloon is descending straight down at a constant speed of 5.00 m/s. What is the velocity of the pellet and of the balloon
They are 15.0 m above a fire-fighters safety net. When landing jumper stretches the net 1.0 m before coming to rest. A. what was the average acceleration experienced by the jumper when slowed to rest by the net? B. Is this acceleration positive or ne..
An 11.0 µF parallel-plate capacitor with circular plates is connected to a 12.0V battery. What is the charge on each plate
A painter is using a ladder to paint the outside of a house. The ladder, which is 8.44 m long and has a mass of 23.7 kg, Calculate the net torque acting on the ladder
Gas is confined in a tank at a pressure of 11.5 atm and a temperature of 23.2°C. what is the new pressure in the tank
Let’s do some electrochemistry. A process for electroplating an object with gold is as follows. The object to be electroplated is immersed in a bath of gold chloride (AuCl4-) and connected to the negative terminal of a battery.
A parachutist with a camera, both descending at a velocity of 12 m/s, releases that camera at an altitude of 120 m.
Calculate the force of gravity on a spacecraft 32000 km (5 earth radii) above the Earth's surface if its mass is 1800 kg. N (toward the earth)
In a serve, a tennis player hits the ball horizontally. Neglect the effects of air resistance and the diameter of the ball. Where will the ball land if it just clears the net
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