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Find the period, frequency, amplitude, time shift, and phase angle of the following sinusoids.
(a) v1(t) = 240 cos (120Πt) - 240 sin (120Πt) V
(a) v2(t) = -30 cos (50kΠt) + 40 sin (50kΠt) V
A hollow metal sphere carries a charge of 5.0 μC. A second hollow sphere with a radius that is 4 times the size of the first carries a charge of 15.0 μC. How much charge is on the smaller sphere
A person in a boat sees a fish in the water of index 1.33 at an angle of 30relative to the water’s surface. What is the true angle relative to the water’s surface?
Initially two electrons are fixed in place with a separation of 9.00 m. How much work must we do to bring a third electron in from infinity to complete an equilateral triangle
A van der waals gas undergoes an isothermal expansion from specific volume V1 to specific volume V2, Calculate the change in the specific Helmholtz function
It bounces off with the same speed and angle. If the ball is in contact with the wall for 0.2 s, illustrate what is the average force exerted on the ball by the wall
A 55.0-kg woman stands at the rim of a horizontal turntable having a moment of inertia of 460 kg · m2 and a radius of 2.00 m. With what angular speed does the turntable rotate
A charge -1.1 × 10^-5 C is ?xed on the x-axis at 9 m, and a charge 8 × 10^-6 C is ?xed on the y-axis at 4 m. Calculate the electric potential at the origin
A steel wire having a mass of 3.50 g and a length of 1.00 m is fixed at both ends and has a tension of 1010 N. Find the frequency of the third harmonic
Let%u2019s say you have a 1.0 kg mass at rest, struck by a 2.0 kg mass traveling at -2.0 m/s. What is the velocity of the combined mass
The electric potential energy stored in the capacitor of a defibrillator is 100 J, and the capacitance is 96 F. What is the potential dissimilarity across the capacitor plates?
The index of refraction for a diamond for red light of wavelength 654 nm is 2.35, Find the angle of refraction for red light
A certain part of aircraft engine has a volume of 1.3ft3. Find the weight of the piece when it is made of iron
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