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A 150 g copper bowl contains 220 g of water, both at 200 degrees Celsius. Avery hot 300 g of copper cylinder is dropped into the water, causing the water to boil, with 5.00 g being converted to steam the final temperature of the system is loo degrees Celsius. How much energy is transferred to the water as heat? How much energy is transferred to the bowl? What is the original temperature of the cylinder?
A 60.0 g bullet is fired from a muzzle velocity of 525 m/s from a gun with mass 4.50 kg and a barrel length of 55.0 cm, Find the bullet's momentum as it leaves the barrel
question 1 band structurecarriers in a two-dimensional 2d sample occupy a conduction band with the approximate
The maximum speed of a 3.1 kilogram mass attached to a spring is 0.68 m/s and the maximum force exerted on the mass is 11 Newton. Estimate what is the force constant of the spring
If you are going to do this, please show your work!! DO NOT just give an answer. A woman lifts a 2.00-kg weight held in her hand. find how much work does she do
Two astronauts floating at rest with respect to their ship in space decide to play catch with a3-kg asteroid. What is Joe's speed right after his first catch
A laser emits light at power 3.00 mWand wavelength 633 nm. The laser beam is focused (narrowed) untilits diameter matches the 1266 nm diameter of a sphere placed in itspath. What is the beam intensity at the sphere's location
A lawn mower has a flat, rod-shaped steel blade that rotates about its center. What is the rotational energy of the blade at its operating angular speed of 3480 rpm
An old-fashioned single-play vinyl record rotates on a turntable at 45.0 rpm. What are (a) the angular velocity in rad/s and (b) the period of the motion?
A computer hard disk starts from rest, then speeds up with an angular acceleration of 190 rad/s(squared) until it reaches its final angular speed of 7200 rpm
One mole of an ideal gas at 0?C is held at a constant volume of 98 liter. Find the change in pressure if the tempera- ture increases by 73 ?C
A bus makes a trip according to the position-time graph shown in the illustration. What is the average acceleration (in km/h2) of the bus
A copper sheet of thickness 3.90 mm is bonded to a steel sheet of thickness 4.40 mm. The outside surface of the copper sheet is held at a temperature of 170.0 °C and the steel sheet at 34.0 °C.
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