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An electromagnetic wave with a frequency of 4.60×10^14 Hz propagates with a speed of 2.14×10^8 m/s in a certain piece of glass.
a Find the wavelength of the wave in the glass.
b Find the wavelength of a wave of the same frequency propagating in air.
c Find the index of refraction of the glass for an electromagnetic wave with this frequency.
d Find the dielectric constant for glass at this frequency, assuming that the relative permeability is unity.
An L-R-C series circuit L = 0.115H , R = 241? , and C = 7.30?F carries an rms current of 0.450A with a frequency of 401Hz. What is the phase angle in radians
An atomic nucleus of mass m traveling with speed v collides elastically with a target particle of mass 2m initially at rest and is scattered an 90 degrees. what angle does the target particle move after collision
Suppose in the double-slit arrangement, d = 0.150mm, L =120cm, %u03BB =833nm, What is the path difference %u03B4 for the rays from the two slits arriving at point P
A pressure as low as P = 8 ? 10-11 Pa has been obtained. Suppose a chamber contains helium at this pressure and at room temperature, Estimate the mean free path
A 9.58 m × 14.9 m house is built on a 14.2-cm-thick concrete slab. What is the heat-loss rate through the slab
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The record distance in the sport of throwing cowpats is 81.1 m. This record toss was set by Steve Urner of the United States in 1981, Determine the initial speed of the projectile
What is the diameter of an air-filled coil with a 44 mH inductance, if it has 290 turns and the length of the coil is 76 cm
A 95 kg man standing on a surface of negligible friction shoves a 75 g stone lying at his feet, giving it a velocity of 4.0 m/s. What velocity does the man obtain accordingly.
What least horsepower must a motor have to be able to drag a 320 box along a level floor at a speed of 1.10 if the coefficient of friction is 0.50.
A 1 m diameter wagon wheel consists of a thin rim having a mass of 9 kg, Determine the moment of inertia of the wagon wheel for rotation about its axis
A circular armature coil is used in a motor with a uniform magnetic field of 1.80 T. The coil has a diameter 95 cm, how much current is flowing throught the motor
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