F2 Science Electricity Exercise Top File

An ammeter must always be connected in: A) Parallel to the component B) Series with the component C) Across the battery D) Reverse direction

The function of a fuse in a circuit is to: A) Increase voltage B) Store charge C) Break the circuit when current is too high D) Measure power f2 science electricity exercise top

V = I × R = 5 × 44 = 220 V

Explanation: Total current = Sum of branch currents. ( I_total = 3A + 1.5A = 4.5A ). An ammeter must always be connected in: A)

(3 marks) A hair dryer draws 5 A of current when connected to a 120 V outlet. What is the resistance of the hair dryer? What is the resistance of the hair dryer

Before diving into the exercises, let us diagnose the three biggest pain points:

terminal. Option A is incorrect because that describes electron flow. Correct Answer: B Ammeters must be connected in