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Cynthia Schultz
Physics
How much current is in a circuit that includes a 9 - volt battery and a bulb with a resistance of 12 ohms?
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Girl
Physics
Find the current Voltage VD and current ID in the following circuit assuming (a) ideal diode. (b) Constant voltage drop model with Von = 0.75V (c) using the exponential model (I_0=1*10^ (-14)). Verify your results through Multisim simulation
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Asa Herring
Physics
Suppose two stars are located in region a of the h-r diagram shown in the figure below. Star X appears much dimmer that Star Y as seen from Earth. Which Star can be inferred to be nearer to Earth, and how do you know?
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Grace Clements
Physics
A student examining a joint observes collagen-rich connective tissue fibers linking the bones, but finds no synovial cavity. Which structural classification fits the observed joint?
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Myla
Physics
How to identify additional materials
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Davion Santana
Physics
Tarzan runs at 6 m/s and grabs a vertical vine (negligible mass) 4.1 m long which is tied to a tree at the top. Tarzan swings up.
Determine the maximum height Tarzan will swing up and the angle the vine makes respect to vertical.
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Devin Orozco
Physics
What is the safest place to be amid the coronavirus?
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Ramiro Shelton
Physics
What is the change in internal energy if 60 J of heat are added to a system
and the system does 40 J of work on its surroundings? Use AU = Q-W.
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Camryn Macdonald
Physics
A 35-N bucket of water is lifted vertically 3.0 m and then returned to its original position. How much work did gravity do on the bucket during this process?
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Osborn
Physics
You then decide to throw another disc to your friend in the tree for fun. If you throw the disc at a speed of 10 m/s and your friend catches it 5.0 m above you, what was the speed of the disc just before your friend catches it
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Roach
Physics
Which is true? An ideal emf device has internal resistance and a real emf device does not. A real emf device sets up a potential difference and an ideal emf device does not. An ideal emf device sets up a potential difference and a real emf device does not. A real emf device has internal resistance and an ideal emf device does not.
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Brianna Davila
Physics
An object is released from rest on a planetthat has no atmosphere. The object fallsfreely for 2.03 m in the first second. What is the magnitude of the accelerationdue to gravity on the planet?
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Blaze Cantu
Physics
Properties of elements within a ... on the periodic table change in a predictable way from one side of the table to the other
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April Romero
Physics
Two cards are drawn at random with replacement. Find P (not blue, then pink). (Remember, percent is a fraction with 100 in the denominator.)
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Mikey
Physics
A car dropped from a height of 44 meters fall to a height of zero meters. How fast will the car be traveling as it hits the ground? Assume air resistance is negligible (show all work)
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