Physics, 13.04.2021 09:20 tedrayoung1
An electric lamp consumes 60 watts at 220 volts. How many dry cells of EMF 1.5 volt and internal resistance 1 ohm are required to glow the lamp?
Answers: 2
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Occurs when an energy source transfers heat directly to another subject space; an example would be an object becoming warm by sitting in the sunshine
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Consider a system with two masses that are moving away from each other. why will the kinetic energy differ if the frame of reference is a stationary observer or one of the masses?
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The field between two charged parallel plates is kept constant. if the two plates are brought closer together, the potential difference between the two plates either a) decrease b) does not change c) increase?
Answers: 3
An electric lamp consumes 60 watts at 220 volts. How many dry cells of EMF 1.5 volt and internal res...
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