# Short Quiz in Science 9 differentiate electrical power and electrical energy

## Quiz by Quizalize Premium (Philippines)

Grade 8

Science

Philippines Curriculum: Grades 1-10

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5 questions

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- Q1A current of 0.5 A flows through a resistance of 10 ohms for half an hour. Find the amount of electrical energy consumed by the resistance.2.5 A79.2 W22500 J or 22.5 KJ4500 J or 4.5 KJ30sS9FE-li-32
- Q2An electric appliance labelled 80 W. What does the label means?The rate of change of power is 80 WThe rate of change of voltage is 80 VThe rate of change of energy is 80 J/sThe rate of change of current is 80 A30sS9FE-li-32
- Q3The power of an appliance is...the amount of voltage going through itthe amount of energy transferred per secondall of the followingthe amount of charge that passes through per second30sS9FE-li-32
- Q4Electrical power can be calculated usingVoltage x CurrentResistance x Voltageall of the followingVoltage ÷ Current30sS9FE-li-32
- Q5Watts is the same as...all of the followingJoules per secondCurrent per secondVoltage per second30sS9FE-li-32