Help Help Help Asap! Plz! (1 Viewer)

[Peteness]

Q1) How does a electroscope work?
Q2) how does a fuse work?
im currently in yr 10 and i really need help for a test 2morrow so i need to no the meaning so ne one plz help me as soon as u can

 

[Xayma]

2) A fuse works by having a small wire that has been made to be a certain diameter so that it can carry a certain current if this current is exceeded it will heat up and melt breaking the circuit and preventing an overloading of parts.

 

[Peteness]

THanks for the help but can ne help me wif no 1? plz

 

[Constip8edSkunk]

1) when charged, the leaf of the electroscope and the rod, which it is attached to are both of the same charge. the coulomb repulsion between the 2 metal pieces causes the leaf attached freely 2 the rod to rise until it is balanced by its own weight