EASY
Upper Secondary-IGCSE
IMPORTANT
Earn 100

Draw a diode in a circuit with a cell and a lamp so that current will flow.

Important Questions on Electrical Circuits

EASY
Upper Secondary-IGCSE
IMPORTANT
Physics for Cambridge IGCSE workbook>Chapter 19 - Electrical Circuits>Exercise 19.3>Q 1
Calculate the combined resistance of four 120 Ω connected in series.
EASY
Upper Secondary-IGCSE
IMPORTANT
Physics for Cambridge IGCSE workbook>Chapter 19 - Electrical Circuits>Exercise 19.3>Q 3

For the given circuit find the combined resistance of the three resistors.

Question Image

EASY
Upper Secondary-IGCSE
IMPORTANT
Physics for Cambridge IGCSE workbook>Chapter 19 - Electrical Circuits>Exercise 19.3>Q 4

Question Image

Which of the following statements is true?

EASY
Upper Secondary-IGCSE
IMPORTANT
Physics for Cambridge IGCSE workbook>Chapter 19 - Electrical Circuits>Exercise 19.4>Q 2
Explain why we sometimes connect cells in parallel?
EASY
Upper Secondary-IGCSE
IMPORTANT
Physics for Cambridge IGCSE workbook>Chapter 19 - Electrical Circuits>Exercise 19.4>Q 3
Calculate the combined resistance of four 120 Ω resistances connected in parallel.
EASY
Upper Secondary-IGCSE
IMPORTANT
Physics for Cambridge IGCSE workbook>Chapter 19 - Electrical Circuits>Exercise 19.4>Q 4

By comparing the potential difference across the resistors, determine which resistor has the greatest resistance?

Question Image

EASY
Upper Secondary-IGCSE
IMPORTANT
Physics for Cambridge IGCSE workbook>Chapter 19 - Electrical Circuits>Exercise 19.4>Q 4

By comparing the potential difference across the resistors, determine which resistor has the greatest resistance?

Question Image

A current of 0.15 A flows through resistance A, calculate the resistor C?

MEDIUM
Upper Secondary-IGCSE
IMPORTANT
Physics for Cambridge IGCSE workbook>Chapter 19 - Electrical Circuits>Exercise 19.4>Q 4

 

Question Image

Current flowing through the resistor A is 0.15 A Calculate the potential difference of the battery?