Busy. Please wait.
or

show password
Forgot Password?

Don't have an account?  Sign up 
or

Username is available taken
show password

why


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.
We do not share your email address with others. It is only used to allow you to reset your password. For details read our Privacy Policy and Terms of Service.


Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.
Don't know
Know
remaining cards
Save
0:01
To flip the current card, click it or press the Spacebar key.  To move the current card to one of the three colored boxes, click on the box.  You may also press the UP ARROW key to move the card to the "Know" box, the DOWN ARROW key to move the card to the "Don't know" box, or the RIGHT ARROW key to move the card to the Remaining box.  You may also click on the card displayed in any of the three boxes to bring that card back to the center.

Pass complete!

"Know" box contains:
Time elapsed:
Retries:
restart all cards
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how

Current & Circuits

QuestionAnswer
Give an equation for heat lost W=(I^2)*R*t
Give an equation for power P=(I^2)*R
What's the advantage of transferring electricity at high voltage? Less energy is lost as heat
What is the high voltage used called? Extra high tension
What transfers high voltage to low voltage and visa versa? A transformer
What is an ion? An atom or molecule that has gained or lost an electron
What are the charge carriers in an electrolyte? Positive and negative ions
What colour is the live wire? Brown
What colour is the neutral wire? Blue
What colour is the earthing wire? Green & Yellow
What is the kilowatt hour Energy used by a 1000W appliance inn 1 hour
Created by: JackEatonK98