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A bike has wheels with a diameter of 0.680 meter. It accelerates uniformly and the rate of rotation of its wheels increases from 211 rpm to 280 rpm in a time of 28.9 second. Determine the linear acceleration of the rim of the bike's wheels (in the reference frame of a cyclist riding the bike).
An unstable particle produced in a high-energy collision is measured to have an energy of 483 MeV and an uncertainty in energy of 84 keV. Use the Heisenberg uncertainty principle to estimate the lifetime of this particle.
In a circuit of two lamps in series, if the current through one lamp is 2 A, what is the current through the other lamp
A grinding wheel in the shape of a solid disk is 0.260 meter in diameter and has a mass of 2.50 kilogram. Determine how far would it have to drop in free fall to acquire the same amount of kinetic energy
what are the currents that the block can carry.
A poorly tuned Yugo can accelerate from rest to a speedof 28 m/s in 20 s. What is the average acceleration of the car
a tank having a volume of 0.100 m3 contains helium gas at 140 atm. how many balloons can the tank blow up if each
An elevator cable can withstand a maximum tension of 19,500N before breaking. The elevator has a mass of 480 kg and a maximum acceleration of 2.24 m/s2. Engineering safety standards require that the cable tension never exceed two-thirds of the breaki..
A movie camera with a (single) lens of focal length 70 mm takes a picture of a person standing 29 m away. what is the height of the image in millimeters on the film
Electromagnetic waves areonly produced by accelerating charges, not by charges moving at aconstant speed without acceleration. What logical inconsistencywould be created if electromagnetic waves were produced by charges that move with zero accelerati..
If a tire is moving linearly on a surface with no slipping at a speed of 10 m/s, and it is a radius of .35 m, determine how fast is the tire spinning
a baseball leaves the bat with a speed about 45 ms which is greater than its terminal speed in air when droppeed from
a 0.25kg block is placed on a light vertical spring k5 x 103nm and pushed downwards compressing the spring and
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