Exam1 - 1. What is your PennState email ID? Answer Right...

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1. What is your PennState email ID? Answer Right Points Earned:0/0 Correct Answer: Your Response: 2. From the following, identify the list where all energy sources are non-renewable energy sources. (2 Points) A. Natural Gas, Tidal B. Nuclear Fusion, Coal C. Nuclear Fission, Petroleum D. Solar, Biomass Solar, Nuclear Fusion, Biomass, Wind, Tidal, Solar are renewable energy sources. Nuclear Fission, Petroleum, Coal, Natural Gas are non-renewable energy sources. Right Points Earned:2/2 Correct Answer: C Your Response: C 3. One kilo calorie is equal to how many calories? (2 Points) A. 1/100 B. 1/1000 C. 1000 D. 100 Refer to screen 14 in 'Lesson 1: Energy and Society' Right Points Earned:2/2 Correct Answer: C Your Response: C 4. Which natural resource is the United States richest in? (2 Points) A. Coal B. Natural Gas C. Petroleum Refer to screen 18 in 'Lesson 1: Energy and Society' Right Points Earned:2/2 Correct Answer: A Your Response: A 5. Which one of the following energy conversion devices has the lowest energy efficiency?
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(2 Points) A. Incandescent light bulb B. Steam boiler in a power plant C. Fluorescent light bulb D. Electric motor Incandescent light bulb has an efficiency of 5%, Fluorescent light bulb has an efficiency of 20%, Steam boiler in a power plant has an efficiency of 88% and Electric motor has an Right Points Earned:2/2 Correct Answer: A Your Response: A 6. Which of the following is true about energy conversion devices? (2 Points) A. Total Energy Input = Efficiency X Total Energy Output B. Total Energy Input = Energy Dissipated to the surroundings C. Total Energy Input = Useful Energy Output D. Total Energy Input = Total Energy Output Total Energy Input = Useful Energy Output + Energy Dissipated to the surroundings Total Energy Input = Total Energy Output Efficiency = Useful Energy Output / Total Energy Input Right Points Earned:2/2 Correct Answer: D Your Response: D 7. From a computer, the useful energy output is in the form of _____ energy. (2 Points) A. Radiant B. Chemical C. Mechanical D. Thermal or Heat Refer to screen 4 in 'Lesson 3: Energy Efficiency' Right Points Earned:2/2 Correct Answer: A Your Response: A 8. In a heat engine, ________ energy is converted into mechanical energy. (2 Points) A. Thermal B. Chemical C. Mechanical
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D. Electrical Refer to screen 14 in 'Lesson 3: Energy Efficiency' Right Points Earned:2/2 Correct Answer: A Your Response: A 9. In a power plant (overall) ,which form of energy is converted into electrical energy? (2 Points) A. Chemical B. Thermal C. Mechanical D. Electrical Refer to screen 21 in 'Lesson 3: Energy Efficiency' Right Points Earned:2/2 Correct Answer: A Your Response: A 10. With strong growth in Asian economies, worldwide energy demand is likely to _____ by
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This note was uploaded on 10/02/2010 for the course EGEE 102 taught by Professor Pisupati,sarmave during the Summer '07 term at Penn State.

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Exam1 - 1. What is your PennState email ID? Answer Right...

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