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Questions in physics

[Done] How much energy is given to each coulomb of charge passing through a 6 V battery?

[Done] Name the type of current: a. Used in household supply b. Given by a cell

[Done] How can you join three resistors, each of [tex]2 \, \Omega[/tex], to achieve an effective resistance of [tex]3 \, \Omega[/tex]?

[Done] What are the applications of the heating effect of electric current?

[Done] How is electricity generated from biogas?

[Done] Explain how a cell or battery acts as a common source of 'potential difference' or 'voltage.'

[Done] 1 Coulomb of charge equals [tex]6.25 \times 10^{18}[/tex] electrons. How is this relationship determined?

[Done] What is the exact meaning of cross-section and cross-sectional area of a conductor?

[Done] Draw a diagram to show how two resistors, [tex]R_1[/tex] and [tex]R_2[/tex], are connected in parallel.

[Done] Show that one ampere is equivalent to a flow of [tex]6.25 \times 10^{18}[/tex] elementary charges per second.