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Three resistors (R123 (a) What is the current flowing through R1(b) What is the current flowing through R2 = 29 Ω, R = 49 Ω, R = 40 Ω) are connected in series to a 8 V battery as shown. The internal resistance of the battery is negligible.
(c) What is the current flowing through R3
(d) What is the voltage across R1
(e) What is the voltage across R2
(f) What is the voltage across R3
A heat engine is composed of of a monatomic ideal gas which runs in the following cycle: At point A the pressure is 2.6 atm, What is the efficiency of this heat engine
A circular coil enclosing an area of 200 cm2 is made of 210 turns of copper wire. The wire making up the coil has resistance of 3.0 ?, what is the average current in the coil during that time
What is the average energy of the system after many measurements
What is the force of gravity 500 km above Earth's surface? Give your answers as a percentage of the force of gravity on Earth's surface.
The allowed energies of a simple atom are 0.0 eV, 5.0 eV and 8.0 eV. An electron traveling at a speed of 1.8×10^6 m/s collisionally excites the atom. What is the minimum speed the electron could have after the collision? What is the minimum speed t..
In a fit, a toddler throws straight down his favorite 1.5 kg toy with an initial velocity of 2.9 m/s. What is the magnitude of the change in velocity of the toy from t = 0.25 seconds to t = 0.47 seconds?
A lense with a circular aperture of 1cm in diameter is just barely capable of serperating two objects, What's the wavelength of the light from the two objects
Weddell seals foraging in open water dive toward the ocean bottom by swimming forward in a straight-line path tipped below the horizontal. The tracking data for one seal showed it taking 4.0 min to descend 360 m below the surface while moving 920 ..
four charges are placed at the corners of a square of side 4 cm. What is the electrostatic potential energy of this system relative to infinity
A solenoid is wound with a single layer of insulated copperwire of diameter 2.500 mm and has a diameter of 5.000cm and is 1.800 m long. How many turns are on the solenoid
What is geiger muller counter principle construction and working
A 100kg truck is pulled across rough ground by a rope angled at 30 degrees to the horizontal. The coefficient of sliding friction is .34. Find the maximum Acceleration without the truck leaving the ground.
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