IGCSE Physics Magnets and Currents

nadiaNM
Mind Map by nadiaNM, updated more than 1 year ago
nadiaNM
Created by nadiaNM about 6 years ago
407
9

Description

IGCSE Physics chapter 9 revision

Resource summary

IGCSE Physics Magnets and Currents
1 DC motor
1.1 Commutator
1.1.1 allows motor to keep turning
1.1.2 switch + to - , vice versa
1.2 drill, whisk, handheld fans
2 Transformers
2.1 transforms one voltage into a higher or lower voltage
2.2 primary coil
2.3 secondary coil
2.4 works by electromagnetic induction
2.4.1 Changing magnetic field generates or induces voltage in wire or cell
2.4.2 magnetic field around the coil is changing
2.5 step up transformer step down transformer
3 Attraction and Repulsion
3.1 N attracted to S
3.2 S and S repel each other
3.3 N and N repel each other
4 Generator/dynamo
4.1 works by rotating coil in a magnetic field
4.2 slip-ring communicator
4.2.1 produces alternating current
5 right-hand grip rule
5.1 into page
5.1.1 cross on arrow
5.2 out of page
5.2.1 arrowhead
6 Fleming's left hand rule
6.1 FMC
6.2 for d.c.
6.2.1 generator
6.2.1.1 right-hand rule
Show full summary Hide full summary

Similar

15.1 - Electromagnetism
Aaishah Din
Forces & Fields
Salma Mob
CHEMISTRY Y7 - Particles & Solutions
Charisse Villarino
Physics Revision 2017
Izzy Pearl (Student-SS)
ELECTRO MAGNETIC INDUCTION ANDREW MOAKES
andrewmoakes100
Magnets forces year 7 test
Joshua Smee
Technology round 1
han18ray
Electromagnets
alexpalex99
Forces & Fields
liebenberg.liela
1_Forces & Fields
liebenberg.liela
Physics Revision 2017
Matthew Fox