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A wave on a string is explained by the relation y=Asin(72t-0.045x), where t is measured in seconds and x in meters, with A = 0.15 m. Evaluate the frequency, wavelength, and speed of this wave.
A proton is released from rest, accelerate from one point to another and gain kinetic energy because there is a potential dissimilarity of 1.5μV between the two points, to acquire the same amount of kinetic energy, during what height would the proton..
A mass of 6 kg is moving at 31 m/s in the positive x direction. What is the magnitude of the velocity of the masses after the collision in m/s
The lens of an endoscope is carefully matched such that the light ray from the edge of the lens enters the fiber at an angle. What focal length should the lens have
In the example a sharp metallic tip is held just above a conducting surface with a voltage between the tip and the surface with a current flowing. How would the current vary with the separation between tip and sample (just the functional variation..
A shop sign weighing 245-N is supported by a uniform 155-N bean. Find out the tension in the guy wire, and the horizontal and vertical forces exerted by the hinge on the bean.
a worker pushes horizontally on a large crate with a force of 308 n and the crate is moved 5.3 m. how much work was
A silicon rod (at 30 degrees celsius) with a uniform cross section connects to a battery with 9 Volts of terminal voltage and .50 A current flows. what is new resistance of rod
suppose that the inductance is zero l 0 h in a series rcl circuit. the rms voltages across the generator and the
There is 7 total 100 W light bulbs in a parallel circuit your basement, how much energy in kilowatt hours would be used
Find how far is the center of mass of the Earth-Moon system from the center of the Earth? (Appendix C gives the masses of the Earth and the Moon and the distance between the two.
A mass on a spring is observed to complete 15 oscillationsin 30 seconds. What are the period(seconds) and the frequency(Hz) of motion
A pendulum, consisting of a ball of mass m on a light string of length 1.00 m, is swung back to a 45° angle and released from rest. What is the velocity of the ball immediately after the collision
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