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Figure shows a circuit with the following circuit elements: R1 = 2 kΩ, R2 = 10 kΩ, R3 = 6 kΩ, R4 = 9 kΩ, C= 1.9 μF, and the voltage source V = 12 V.
At time t = 0, the switch S is closed and the capacitor starts charging. What is the current through the switch right after the switch is closed?
What is the current a long time after the switch is closed?
If 'point a' is grounded, what is the potential at 'point e' a long time after the switch is closed?
What is the charge on the fully charged capacitor?
After the switch is opened, how long does it take for the capacitor to discharge to 10% of its full charge?
A 2.0 kilogram block is at rest on a horizontal table given the coefficients of friction between the block and the table: μs = 0.34 and μk=0.29; evaluate what horizontal force is needed to cause the block to move
Car A is traveling at 18.0 m/s and car B at 25.0 m/s. Car A is 300 m behind car B when the driver of car A accelerates his car with an acceleration of 1.80 m/. How long does it take car A to overtake car B?
A light ray in carbon disulfide is incident on ice at a15° angle of incidence. Discover the angle of refraction. The critical angle for a certain liquid-air surface is52°. Decide the index of refraction of the liquid and the speed of light in the liq..
The sun radiates energy at the rate 3.8×1026W. The source of this energy is fusion, a nuclear reaction in which mass is transformed into energy. How much mass does the sun lose each year
The star Alpha goes supernova. Ten years later and 80 ly away, as measured by astronomers in the galaxy, star Beta explodes. what is the time between the explosions
A boat heads directly across a river. Its speed relative to the water is 3 m/s. How fast is the boat going relative to the bank of the river
In a Young's double-slit experiment, the seventh dark fringe is placed 0.022 meter to the side of the central bright finger on a flat screen, Obtain what the wavelength of the light being used
charge of 5.00 x 10-9 c and a charge of -4.00 x 10-9 c are separated by a distance of 60.0 cm. find the position at
A subway train has a sound intensity level of 90 dB, and a rock band has a sound intensity level of 110 dB. How many times greater is the sound intensity of the band than that of the train
A projectile is shot directly away from Earth's surface. Neglect the rotation of Earth. What is the least initial mechanical energy required at launch if the projectile is to escape Earth
two identical point charges q 7.60 x 10-6 c are fixed at diagonally opposite corners of a square with sides of length
a wave pulse travels down a slinky. the mass of the slinky is m 0.93 kg and is initially stretched to a length l 6.2
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