Physical Sciences

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kannan narayanan
2 days ago

NO LIFE WITHOUT UPS AND DOWNS

           A river flows from mountains to seashore - from top to bottom.  If the surface is even, it cannot flow, it will only stagna...

Raj Madhu
1 week ago

If momentum is increases by 20 %, then kinetic energy increases by what percent?

If momentum is increases by 20 %, then kinetic energy increases by what percent? 1. 48% 2. 44% 3. 40% 4. 36%

Raj Madhu
1 week ago

Significant Figures - Rules For Significant Figures Counting

An educational blog which provides knowledgeable information of physics and chemistry. Every concepts are explained in detail to the best.

kannan narayanan
1 week ago

THE REAL HALO

         Once upon a time, a man climbed a high mountain.  He went through the floating clouds.  He turned opposite to the sun, there ...

Raj Madhu
1 week ago

A wire has a mass ( 0.3 +- 0.003)g with radius (0.5 +-0.005) and length (6 +-0.06)m . The percentage error in the measure of its density is ?

An educational blog which provides knowledgeable information of physics and chemistry. Every concepts are explained in detail to the best.

kannan narayanan
2 weeks ago

THE POWER OF HUMAN EYE

           How far and how clearly we can see? The star we see in the night sky is single or double?  The answer :  " We can at the m...

kannan narayanan
2 weeks ago

REDUNDANCY

        Look at the mirror.  If you do not like what you see, break it (take it lightly).  Again, in  each piece, your face appears.  A...

kannan narayanan
3 weeks ago

YOU CANNOT HAVE CAKE AND EAT IT TOO

          You cannot gain one thing without losing another.  No thorn, No rose.  That is the philosophy of life and as well as scien...

kannan narayanan
1 month ago

PHYSICS OF AN ACCIDENT

                Stopping a car running at 60 kmph all of a sudden is equal to elephant falling from a third floor and hitting the gro...

kannan narayanan
1 month ago

MECHANISM OF MIRROR REFLECTION

         We know reflection without which we cannot even see our own face.  Now let us explore the how and why of reflection.   ...

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