the magnifying power of a simple microscope can be increased
if we use eye piece of
Explain what is the difference between diffraction and interference?
What is the quantity?
If the distance separating two charges is doubled, the force between them decreases by what multiple factor?
Explain what is relation between magnetic and electricity and why?
Define Nucleus?
Explain how do fireworks turn into shapes like hearts and stars?
What is soda water ?
What is thermistor used for?
What is reflection of light?
Why dies blotting paper absorb ink ?
Why, when you release an inflated, untied balloon, does it fly across the room?
Describe the main process involved in the manufacture sugar. What is the main bi-product of sugar industry and to what use as put in Bihar ?