A wave is specified by y 8cos2pi2t-08z where y is
A wave is specified by y = 8cos2π(2t-0.8z), where y is expressed in micrometers and the propagation constant is given in μm-1. Find (a) the amplitude, (b) the wavelength, (c) the angular frequency, and (d) the displacement at time t=0 and z=4 μm.
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A magnifying glass has a focal length of 8cm. How close to an object do you need to place the magnifying glass, What type of image is this and what is its magnification
the summit of Mt. Humphreys, the highest point in Arizona, is 12,600 ft. How many meters is this
For the following differential equation, determine the Laplace transform, and put into transfer function form (note, one pole is at s = -3): (d^3 x(t)/dt^3) + (6 d x(t)/dt^2) +(11 dx(t)/dt) + 6x(t) = 6r(t) + (6 dr(t)/dt)
A 50 kg child takes a ride on a roller coast . the coaster maintains a constant speed of15 m/s as it moves around a loop of radius 10m. what is the centrupetal acceleration of the child
A wave is specified by y = 8cos2π(2t-0.8z), where y is expressed in micrometers and the propagation constant is given in μm-1. Find (a) the amplitude, (b) the wavelength, (c) the angular frequency, and (d) the displacement at time t=0 and z=
A fuel cell works on the same principle as a battery but is continually fed with fuel. In one fuel cell, methanol enters on one side of the unit, and air enters on the other side both circulate past electrodes, and a chemical reaction occurs that
a) Find the value of the voltage source "E"that is required to provide a 10V across the 10kΩ resistor. What are the values of [V10k/E] and [V3.3k/V10k] b) Dtermine the amount of power supplied by the voltage source when E= 20V.
a 2.3 kg object attached to an ideal spring is undergoing simple harmonic motion. its displacement is given by function, what is the maximum accleration of the object
For each of the elements below, there are only two naturally occurring isotopes. Using information in the periodic table, identify the pair in which the lighter isotope is the more abundant one.
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How do you usually help parents shift their perspective when they expect more academic style activities at this age?
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