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Question: A lottery machine uses blowing air to keep 2000 Ping-Pong balls bouncing around inside a 1.0 x 1.0 x 1.0 m box. The diameter of each ball is 3.0 cm.
A- What is the mean free path between collisions?
If possible just a brief explanation how you got the answer?
A 11.0 kilogram object undergoes an acceleration of 1.5 m/s2. find what acceleration is produced
When two resistors are connected in parallel across a battery of unknown voltage, What current will be supplied by the same battery
A hypodermic syringe contains a medicine with the density of water. The barrel of the syringe has a cross-sectional area A = 2.60 10-5 m2, and the needle has a cross-sectional area a = 1.00 10-8 m2.
A metal wire 1.4 millimeters in diameter and 2 meter long hangs vertically with a 5.6 kilogram object suspended from it. find what is the value of Young modulus for the metal
A 12.0 kilogram shell is launched at an angle of 55o above the horizon with an initial velocity of 150 m/s. compute how much energy was released by the explosion
Two spheres, one with mass M, radius R, and the other mass 2M,radius 3R, are released from rest at a distance of 12R between their centers. What is the velocity of each sphere when they collide?
Each of the sources in the drawing emits a frequency of 4.57 multiplied by 1014 Hz, and the speed v is 2.50 106 m/s. Calculate the observed frequency fo in situation A. fo =? Unit
Two microscope slides are placed one on top the other. They are in contact at one end but a hair separates them at the other end. What is the thickness of the hair
an object undergoes uniformly accelerated motion from point x1 4 m at time t1 2 s to point x2 40 m at time t2 7 s.a
a single conservative force 8.0 x 10-12 n where x is in meters acts on a particle moving along an x axis. the
A metal object has a net charge of 1.761 x 10-12 C. How many excess or missing electrons does it have
The potential is constant throughout a given region of space. Is the electric field zero or nonzero in this region
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