What is the unit of electric current?

Important Questions on Electrical Quantities

EASY

Upper Secondary: IGCSE

IMPORTANT

Cambridge IGCSE® Physics Coursebook Second Edition>Chapter 18 - Electrical Quantities>Questions>Q 18.5

What is the unit of electric charge?

EASY

Upper Secondary: IGCSE

IMPORTANT

Cambridge IGCSE® Physics Coursebook Second Edition>Chapter 18 - Electrical Quantities>Questions>Q 18.6

How many $\mathrm{milliamps}$ are there in $1 \mathrm{amp}$?

EASY

Upper Secondary: IGCSE

IMPORTANT

Cambridge IGCSE® Physics Coursebook Second Edition>Chapter 18 - Electrical Quantities>Questions>Q 18.6

How many $\mathrm{microamps}$ are there in $1 \mathrm{amp}$?

EASY

Upper Secondary: IGCSE

IMPORTANT

Cambridge IGCSE® Physics Coursebook Second Edition>Chapter 18 - Electrical Quantities>Questions>Q 18.7

Which of the following equations shows the correct relationship between electrical units?

EASY

Upper Secondary: IGCSE

IMPORTANT

Cambridge IGCSE® Physics Coursebook Second Edition>Chapter 18 - Electrical Quantities>Questions>Q 18.8

If $20 \mathrm{C}$ of charge is passing through a point in a circuit in $1.0 \mathrm{s}$, what current is flowing?

EASY

Upper Secondary: IGCSE

IMPORTANT

Cambridge IGCSE® Physics Coursebook Second Edition>Chapter 18 - Electrical Quantities>Questions>Q 18.9

A current of $4.0 \mathrm{A}$ flows around a circuit for $10 \mathrm{s}$. How much charge flows around the circuit in this time?

EASY

Upper Secondary: IGCSE

IMPORTANT

Cambridge IGCSE® Physics Coursebook Second Edition>Chapter 18 - Electrical Quantities>Questions>Q 18.1

What do letters $p.d$ stands for?

EASY

Upper Secondary: IGCSE

IMPORTANT

Cambridge IGCSE® Physics Coursebook Second Edition>Chapter 18 - Electrical Quantities>Questions>Q 18.1

What metre is used to measure potential difference?