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An LCR circuit contains a resistor with R =4200 Ω, a capacitor withC = 6000 µF, and aninductor with L = 2.0 mH, allconnected in series. The AC source has a frequency of 75 kHz.
a) What is the impedance of the circuit?b) What phase angle does the phasor describing the voltage across the voltage source make with the current phasor?
Calculate the elecrtic field at one corner of a square 1m on aside if the other three corners have 2micro C charges. Writeyour answers in vector form and also magnitude, angle format
An Electronic lift can raise a 216 kg mass a distance of 25.7 m in 5.0 seconds. What was the work done by the lift
River Pascal with a volume flow rate of 6.1×105L/s joins with River Archimedes, which carries 1.15×106L/s , What is the speed of the water in the Bernoulli River
David is driving a steady 21 m/s when he passes Tina, who is sitting in her car at rest. Tina begins to accelerate at a steady 2.20 m/s^2 at the instant as David passes.
A periscope for a submarine uses two totally reflection 45°-45°-90° prisms with total internal reflection on the side adjacent to the 45° angles. It springs a leak, and the bottom prism is covered with water. Explain why the periscope no long works. ..
A skier of mass 72 kg is pulledup a slope by a motor-driven cable. What power must a motor have to perform this task
The temperature of 2.00 moles of argon gas is lowered from 2.80 102 K to 1.90 102 K. Find the change in the average kinetic energy per atom
A sample of 2.3×1010 atoms that decay by alpha emission has a half-life of 150 min. How many alpha particles are emitted between t=30 min and t=160 min
A coil that is circular has a radius of 8 cm and has 400 turns it is on a table horizontally, What is the total EMF in the coil as a function of time and in which direction does the current flow
A plane flies 450 km east from city A to city B in 45.0 min and then 900 km south from city B to city C in 1.50 h. (Assume points east and points north.) what is the plane's average velocity for the total trip
What are the similarities and differences between the virtual image formed of an object by a plane mirror and the virtual image of the same object, the same distance away from a convex mirror?
A container holds 2.3 mol of gas. The total average kinetic energy of the gas molecules in the container is equal to the kinetic energy of a 7.2x10-3 kg bullet with a speed of 960 m/s. What is the Kelvin temperature of the gas
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