Explain (with calculations) why a person with a weight of 50…
Explain (with calculations) why a person with a weight of 500 N gets punctured when resting on a single nail, but remains unharmed when lying on a bed of nails. Let the area of one nail be 0.00 005 m² and use a bed of about 2000 nails. (5 marks)
Read DetailsUse the circuit below to answer the following questions. (7…
Use the circuit below to answer the following questions. (7 marks) (a) What is the potential difference across R1? (b) If 10 A flows out of the battery, what is the current through R1? (c) What is the resistance of R1? (d) What is the resistance of the 7 V load?
Read Details2. Explain the best type of connection for the following…
2. Explain the best type of connection for the following parts within an electrical circuit: series or parallel. Provide reasons for your answers. (4 marks) (a) lights in your house (b) 1.5 V batteries to power a 6.0 V electronic device
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