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A proton is confined to a nucleus that has a diameter of 5.2 x 10-15 meter. If this distance is considered to be the uncertainty in the position of the proton, obtain the minimum uncertainty in its momentum?
A 50,000 locomotive, with steel wheels, is traveling at 7.0 on steel rails, How far will the locomotive roll before it comes to a stop
A spring is standing upright on a table with its bottom end fastened to the table. A block is dropped from a height 3.0 cmabove the top of the spring. The block sticks to the top end of thespring and then oscillates with an amplitude of 10 cm. What i..
When a certain metal is illuminated by light of frequency 3.3 multiplied by 1015 Hz,a stopping potential of 6.9 V is required to stop the most energetic ejected electrons. What is the work function of this metal?
a very thin circular disk of radius r 17.00 cm has charge q 10.00 mc uniformly distributed on its surface. the disk
suppose two parallel-plate capacitors have the same charge q but the area of capacitor 1 is a and the area of capacitor
A Carnot heat engine takes 89 cycles to lift a 15 kg mass a height of 15 m. What is the temperature of the hot reservoir in Celsius
A constant force of 23 N pulls on a 12 kg block on a horizontal surface. What is the work done by the constant force
q1. a shell fired from a cannon has a muzzle speed the speed as it leaves the barrel of 800 fts. the barrel makes an
A 100g of mass on a spring undergoes Simple Harmonic Motion with amplitude of 25 cm. What is the maximum acceleration of the object
The archerfish hunts by dislodging an unsuspecting insect fromits resting place with a stream of water expelled from the fish'smouth. Suppose the archerfish squirts water with a speed of 1.9 m/sat an angle of 48.0° above the horizontal, and aims f..
An archer puts a 0.26 kg arrow to the bowstring. An average force of 213 N is exerted to draw the string back 1.3 m. unless otherwise directed, suppose that air resistance is negligible. Illustrate energy bar graphs to solve the problem.
in 1910 rutherford performed a classic experiment in which he directed a beam of alpha particles at a thin gold foil.
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