What must be the resistance of each filament
A 3 way light bulb can produce 50 W, 100 W, or 150 W, at 120 V. Such a bulb contains two filaments that can be connected to the 120 V individually or in parallel.
What must be the resistance of each filament?
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A student investigating the specific heat of an unknown metalused a styrofoam cup as a calorimeter. She measured the mass of thewater, 50.2025g; the mass of metal, 56.0371g; the initialtemperature of the water was 23.5 degrees celsius.
Suppose that when two liquids, A and B, are mixed, the totalvolume after mixing is smaller than the sum of the volumes of the two liquids before mixing. What does this imply about the forces acting between A and B molecules?
Find the energy transformed from mechanical to internal in the particle-hoop-floor system as a result of friction in one revolution.
A person weighing 130 pounds will burn 590 calories for every 6 miles that they run (at a particular speed). What does this mean for any change in the number of miles that Allyson runs?
A 3 way light bulb can produce 50 W, 100 W, or 150 W, at 120 V. Such a bulb contains two filaments that can be connected to the 120 V individually or in parallel. What must be the resistance of each filament?
Let r represent the amount of time he spends running. Write an expression to represent the amount of calories that he burns.
A company is in charge of a construction project. Based on records of similar projects , the distribution of months x needed to complete the project is given by :
The distance between flaws on a long cable is exponentially distributed with mean 12 m.b. Find the probability that the distance between two flaws is between 8 and 20 m. Find the mean distance.
Define a formula that determines the distance from Lawrence in miles, d , in terms of the number of hours since passing the restaurant, t. Your formula should be in the form of an equation.
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