Do like charges repel or attract each other?JTVCc2l0ZV9yZXZpZXdzX3N1bW1hcnklMjBhc3NpZ25lZF9wb3N0cyUzRCUyMnBvc3RfaWQlMjIlMjBoaWRlJTNEJTIyYmFycyUyQ2lmX2VtcHR5JTJDcmF0aW5nJTJDc3VtbWFyeSUyMiUyMHNjaGVtYSUzRCUyMnRydWUlMjIlNUQ=JTVCc2l0ZV9yZXZpZXdzX3N1bW1hcnklMjBhc3NpZ25lZF9wb3N0cyUzRCUyMnBvc3RfaWQlMjIlMjBoaWRlJTNEJTIyYmFycyUyQ2lmX2VtcHR5JTJDcmF0aW5nJTJDc3RhcnMlMjIlNUQ=JTVCbGRfcXVpeiUyMHF1aXpfaWQlM0QlMjIzODM4MiUyMiU1RA==JTVCc2l0ZV9yZXZpZXdzX2Zvcm0lMjBhc3NpZ25lZF9wb3N0cyUzRCUyMnBvc3RfaWQlMjIlMjBoaWRlJTNEJTIyY29udGVudCUyQ2VtYWlsJTJDbmFtZSUyQ3Rlcm1zJTIyJTIwYXNzaWduZWRfdGVybXMlM0QlMjIxOTMlMjIlMkMlMjIxOTQlMjIlNUQ=

Can you calculate the current in a circuit?JTVCc2l0ZV9yZXZpZXdzX3N1bW1hcnklMjBhc3NpZ25lZF9wb3N0cyUzRCUyMnBvc3RfaWQlMjIlMjBoaWRlJTNEJTIyYmFycyUyQ2lmX2VtcHR5JTJDcmF0aW5nJTJDc3VtbWFyeSUyMiUyMHNjaGVtYSUzRCUyMnRydWUlMjIlNUQ=JTVCc2l0ZV9yZXZpZXdzX3N1bW1hcnklMjBhc3NpZ25lZF9wb3N0cyUzRCUyMnBvc3RfaWQlMjIlMjBoaWRlJTNEJTIyYmFycyUyQ2lmX2VtcHR5JTJDcmF0aW5nJTJDc3RhcnMlMjIlNUQ=This quiz is designed to help you practise using the electricity equations for your physics exams. First, look…

Do you know how transformers work?JTVCc2l0ZV9yZXZpZXdzX3N1bW1hcnklMjBhc3NpZ25lZF9wb3N0cyUzRCUyMnBvc3RfaWQlMjIlMjBoaWRlJTNEJTIyYmFycyUyQ2lmX2VtcHR5JTJDcmF0aW5nJTJDc3VtbWFyeSUyMiUyMHNjaGVtYSUzRCUyMnRydWUlMjIlNUQ=JTVCc2l0ZV9yZXZpZXdzX3N1bW1hcnklMjBhc3NpZ25lZF9wb3N0cyUzRCUyMnBvc3RfaWQlMjIlMjBoaWRlJTNEJTIyYmFycyUyQ2lmX2VtcHR5JTJDcmF0aW5nJTJDc3RhcnMlMjIlNUQ=JTVCbGRfcXVpeiUyMHF1aXpfaWQlM0QlMjIyNzc2OSUyMiU1RA==JTVCc2l0ZV9yZXZpZXdzX2Zvcm0lMjBhc3NpZ25lZF9wb3N0cyUzRCUyMnBvc3RfaWQlMjIlMjBoaWRlJTNEJTIyY29udGVudCUyQ2VtYWlsJTJDbmFtZSUyQ3Rlcm1zJTIyJTIwYXNzaWduZWRfdGVybXMlM0QlMjIxOTMlMjIlMkMlMjIxOTQlMjIlNUQ=

Do you know the energy transferred equation?JTVCc2l0ZV9yZXZpZXdzX3N1bW1hcnklMjBhc3NpZ25lZF9wb3N0cyUzRCUyMnBvc3RfaWQlMjIlMjBoaWRlJTNEJTIyYmFycyUyQ2lmX2VtcHR5JTJDcmF0aW5nJTJDc3VtbWFyeSUyMiUyMHNjaGVtYSUzRCUyMnRydWUlMjIlNUQ=JTVCc2l0ZV9yZXZpZXdzX3N1bW1hcnklMjBhc3NpZ25lZF9wb3N0cyUzRCUyMnBvc3RfaWQlMjIlMjBoaWRlJTNEJTIyYmFycyUyQ2lmX2VtcHR5JTJDcmF0aW5nJTJDc3RhcnMlMjIlNUQ=JTVCbGRfcXVpeiUyMHF1aXpfaWQlM0QlMjIyMzI4OCUyMiU1RA== All GCSE Electricity equations, with digital calculators, are available here: GCSE Electricity Equations and Calculators. energy transferred (joule,…

Do you know the difference between a thermistor and an LDR?JTVCc2l0ZV9yZXZpZXdzX3N1bW1hcnklMjBhc3NpZ25lZF9wb3N0cyUzRCUyMnBvc3RfaWQlMjIlMjBoaWRlJTNEJTIyYmFycyUyQ2lmX2VtcHR5JTJDcmF0aW5nJTJDc3VtbWFyeSUyMiUyMHNjaGVtYSUzRCUyMnRydWUlMjIlNUQ=JTVCc2l0ZV9yZXZpZXdzX3N1bW1hcnklMjBhc3NpZ25lZF9wb3N0cyUzRCUyMnBvc3RfaWQlMjIlMjBoaWRlJTNEJTIyYmFycyUyQ2lmX2VtcHR5JTJDcmF0aW5nJTJDc3RhcnMlMjIlNUQ=JTVCbGRfcXVpeiUyMHF1aXpfaWQlM0QlMjIyMzI4MiUyMiU1RA== The equation that links resistance, voltage (potential difference) and current is: V = IR…

Do you know what makes plugs safe?JTVCc2l0ZV9yZXZpZXdzX3N1bW1hcnklMjBhc3NpZ25lZF9wb3N0cyUzRCUyMnBvc3RfaWQlMjIlMjBoaWRlJTNEJTIyYmFycyUyQ2lmX2VtcHR5JTJDcmF0aW5nJTJDc3VtbWFyeSUyMiUyMHNjaGVtYSUzRCUyMnRydWUlMjIlNUQ=JTVCc2l0ZV9yZXZpZXdzX3N1bW1hcnklMjBhc3NpZ25lZF9wb3N0cyUzRCUyMnBvc3RfaWQlMjIlMjBoaWRlJTNEJTIyYmFycyUyQ2lmX2VtcHR5JTJDcmF0aW5nJTJDc3RhcnMlMjIlNUQ=JTVCbGRfcXVpeiUyMHF1aXpfaWQlM0QlMjIyMzMxNyUyMiU1RA==Learn more about this topic on our page on Electrical Safety.JTVCc2l0ZV9yZXZpZXdzX2Zvcm0lMjBhc3NpZ25lZF9wb3N0cyUzRCUyMnBvc3RfaWQlMjIlMjBoaWRlJTNEJTIyY29udGVudCUyQ2VtYWlsJTJDbmFtZSUyQ3Rlcm1zJTIyJTIwYXNzaWduZWRfdGVybXMlM0QlMjIxOTMlMjIlMkMlMjIxOTYlMjIlNUQ=

What do you know about electricity?JTVCc2l0ZV9yZXZpZXdzX3N1bW1hcnklMjBhc3NpZ25lZF9wb3N0cyUzRCUyMnBvc3RfaWQlMjIlMjBoaWRlJTNEJTIyYmFycyUyQ2lmX2VtcHR5JTJDcmF0aW5nJTJDc3VtbWFyeSUyMiUyMHNjaGVtYSUzRCUyMnRydWUlMjIlNUQ=JTVCc2l0ZV9yZXZpZXdzX3N1bW1hcnklMjBhc3NpZ25lZF9wb3N0cyUzRCUyMnBvc3RfaWQlMjIlMjBoaWRlJTNEJTIyYmFycyUyQ2lmX2VtcHR5JTJDcmF0aW5nJTJDc3RhcnMlMjIlNUQ=JTVCbGRfcXVpeiUyMHF1aXpfaWQlM0QlMjIyMzMxNiUyMiU1RA==Learn more about circuits with our quizzes on component symbols and their functions. As well as our quiz on electrical…