368681
Descrição
Quiz por PatrickNoonan, atualizado more than 1 year ago
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Criado por PatrickNoonan
mais de 10 anos atrás
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Questão 1
Questão
1 gigawatt is equal to how many watts?
Responda
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Million watts
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Billion watts
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Trilion watts
Questão 2
Questão
Define Watt:
Responda
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The unit, defined as one joule per second, measures the rate of energy conversion or transfer.
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The rate at which energy is generated or consumed and hence is measured in units
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the rate at which work is done when an object's velocity is held constant at one meter per second against constant opposing force of one newton.
Questão 3
Questão
Which of these doesn't impact on the resistance of a material?
Responda
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Length
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Cross-sectional area
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Resisitivty
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Angle
Questão 4
Questão
1 W = ? J/s
Responda
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1 J/s
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10 J/s
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100 J/s
Questão 5
Questão
1 W = 1J/s
Responda
- True
- False
Questão 6
Questão
Batteries produce...?
Responda
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AC
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DC
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AC/DC
Questão 7
Questão
If R= p/I^2 then what is the resistance of a 12 watts on a 3 watt current?
Responda
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1.33' ohm
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2.33' ohm
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.33' ohm
Questão 8
Questão
According to Ohms law, I= V/c
Responda
- True
- False
Questão 9
Questão
What is heat measured in?
Responda
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Joules
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Degrees
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Gigawatts
Questão 10
Questão
Which of these is not one of Maxwell's stipulations for the definition of heat?
Responda
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It is something which may be transferred from one body to another, according to the second law of thermodynamics.
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It is a measurable quantity, and thus treated mathematically
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Heat refers to a process of transfer of energy between a system and its surroundings other than by work or transfer of matter.
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