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(a) What is the rms current in a series RC circuit if R = 7.0 k, C = 0.80 µF, and the rms applied voltage is 100 V at 60 Hz?
(b) What is the phase angle between voltage and current?
(c) What is the power dissipated by the circuit?
(d) What are the volt meter readings across R and C?
How many liters of gasoline would give the same mechanical energy given that each liter provides 8.50x10^6 J of mechanical energy.
A grinding wheel of radius 0.35 m rotating on a frictionless axle is brought to rest by applying a constant friction force tangential to its rim. The constant torque produced by this force is 75N · m. Find the magnitude of the friction force.
After the collision, the blue puck has a velocity of 2i – 2j m/s. Illustrate what is the velocity of the gold puck after the collision?
In a popular amusement park ride, the rotating cylinder of radius 3.0 m is set in rotation at an angular speed of 7.0 rad/s. The floor then drops away, leaving the riders suspended against the wall in a vertical position.
The total translational kinetic energy of the molecules of a sample of gas at 447 K is 1.33 x 10^4 J, Find the average translational kinetic energy of a single molecule
A rowboat crosses a river with a velocity of 3.51 mi/h at an angle 62.5° north of west relative to water. The river is 0.8 mi wide and carries an eastward current of 1.25 mi/h. How far upstream is the boat when it reaches the opposite shore.
The filament of an incandescent light bulb is made of tungsten which has a thermal coefficient of resistivity of ? = 4.4 x 10-3K-1, Write an equation for the initial current, I0, that flows through the filament when it is initially turned on
A 0.020-kg bullet is shot horizontally and collides with a 1.35-kg block of wood. The bullet embeds in the block, what was the original speed of the bullet
Three identical point particles that have charge q are at the vertices of an equilateral triangle that is circumscribed by a circle of radius a that lies in the z = 0 plane, What is the electric potential at the origin
A positively charged rod is brought close to one end of an uncharged metal rod but does not actually touch it. What type of charge does the end of the metal rod closest to the positively charged rod acquire?
A ball is thrown with an initial velocity of 14m/s. using the approximate value g=10 m/s^2, at what time does the ball reach its high point?
Suppose a light bulb is rated for a voltage of 1.8 V. At this voltage is draws a current of 0.054A, Using Ohm's Law, determine the resistance of the bulb
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