BATTERIES PROFESSOR JOHN SANTIAGO (ALIAS DR. J)

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Presentation transcript:

BATTERIES PROFESSOR JOHN SANTIAGO (ALIAS DR. J)

TABLE OF CONTENTS (TOC) TABLE CONTENTS (PLEASE WATCH SEQUENTIALLY) 1. Batteries (Part 1 of 2): Battery Ratings and TypesBatteries (Part 1 of 2): Battery Ratings and Types 2. Questions for ReviewQuestions for Review 3. Batteries (Part 2 of 2): Precautions on Using and Recharging BatteriesBatteries (Part 2 of 2): Precautions on Using and Recharging Batteries 4. Questions for ReviewQuestions for Review PART ONE

TABLE OF CONTENTS (TOC) Direct Link to Video:

TABLE OF CONTENTS (TOC) QUESTIONS FOR REVIEW 1. Identify the performance rating of how much power is delivered that was discussed in the video. ________________________ 2. Most batteries are often identified by the chemical material type. __________________(True/False) 3. Primary Battery is also referred to as a rechargable battery _________________(True/False) 4. Alkaline batteries are suitable for portable devices 5. Rechargeble NiCad batteries do not suffer from a memory effect. __________________(True/False) 6. Identify the type of battery used in laptop computers. _______________________ 7. For a 5 A-h battery, how many how many hours can you run if a device continuously uses 50 mA.- ___________________

TABLE OF CONTENTS (TOC) Direct Link to Video:

TABLE OF CONTENTS (TOC) QUESTIONS FOR REVIEW 8. Operating at maximum current for long periods of time can damage a battery. ________________ (True/False). 9. Since lead-acid batteries do not supply large current, then you do not need to worry to much about shorting its terminals. _____________ (True/False) 10. According to the video, what is the percentage discharge rate for NiCad batteries. _______________ 11. You can safely recharge NiCad and other rechargeable batteries quickly _______________ 12. What is the danger when you recharge a primary battery or overcharge a rechargeable battery ? ___________________________ 13. What is the maximum charging current for a 10 A-h battery?