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21st of March 2017
Physics
Q:

Hello, sir

My Physic exam is tomorrow,so sir i want to know what is important topic to study from the chapters below:-

1.Reflection of light

2.Current Electricity

3.Magnetism

4.Laws of Motion


Please help me sir,

Thank you

Aditya Sangle - ICSE - Class VIII

Tuesday, March 21, 2017 at 14:13:PM

A:

Hi Aditya,

The following topics are important:

1) Reflection of light: Image formation by concave mirrors, uses of concave and convex mirrors.

2) Current electricity: Ohm's law, terms like voltage, current, and resistance

3) Magnetism: Magnetic field and magnetic lines of force, properties of a magnet

4) Laws of motion: The three laws of motion, momentum and its conservation

Tuesday, March 21, 2017 at 17:32:PM