XII Grade

What is the title of the chapter we are studying?

• Physics Modern

• Dynamic electricity

• static electricity

• induction of electricity

• 6 N

• 2N

• 20 N

• 9 N

two electric charges are separated by a distance r, there is a coulomb force of F, if the force of the two objects is brought closer to half the original distance, what is the coulomb force now?

Soal UN 2013

• 7,5 N

• 12,5 N

• 25 N

• 200 N

• Right

• Left

• Up

• Down

• a

• b

• c

• d

• 1 m from a

• 0,5 m from a

• 2 m from a

• 3 m from a