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Consider an RC circuit with R = 3.10k? , C = 1.40?F . The rms applied voltage is 240V at 60.0Hz .
A) What is the rms current in the circuit?
B) What is the phase angle between voltage and current?
C) What are the voltmeter readings across R and C?
What was an initial speed of the ball
Two small metal spheres with masses 2.0 {rm g} and 4.0 {rm g} are tied together by a 5.3-{rm cm}-long massless string and are at rest on a frictionless surface. Each is charged to +2.3 mu C. What is the energy.
Express the highest load in terms of theta_min and other quantities given in the problem introduction.
A parallel plate capacitor has plates of area 2.0*10^3 and plate separation 1.0*10^4m. find the capacitance of this system if air fills the volume between the plates.
At 500°C, the diffusion coefficient of Zn in brass is 4.10-17 m2.s-1. What is the flux of Zn moving down the rod.
Three horizontal forces (the only horizontal ones) act on a box sitting on a floor. One (call it F1) acts due east and has a magnitude of 150lb, Find the magnitude of the third force
The flux in a transformer changes at a rate of 0.4 Wb/s. The primary coil has 40 turns and the secondary coil has 500 turns
If the speed of sound is 1100 feet per second and a tuning fork oscillates at 440 cycles per second, what is the wavelength of sound produced.
What speed would Michelson have computed for Earth's motion through the ether had the experiment seen a shift of one fringe
About the axis of the rod.ωA ball of mass m is attached by two strings to a vertical rod. The entire system rotates at constant angular velocity.
A 0.200 kg block is placed on a vertical spring (k = 5.00x10^3) and pushed downward, compressing the spring 0.100 m. As the block is free, it leaves the spring and continues to travel upward. What height above the point of release would block reac..
When you take a bath, how many kilograms of hot water (51 °C) must you mix with cold water (14°C) so that the temperature of the bath is 36 °C? The total mass of water (hot plus cold) is 192kg. Avoid any heat flow between the water and its externa..
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