Physics----Electricity & Light and Optics

The easiest chapter...hehehehe
So,nothing to do with this chapters.

ELECTRICITY

Just one thing,simplify the circuit

LIGHTS & OPTICS

Hurm.....read carefully.is it given mirror is concave or convex.... or is it given lens is converging or diverging....then just substitute and use the right formula.....
don't be panic....










That's all for physics...need consultation.please don't find me.go to your lecture...hehehe(just joke)