Tag: general knowlege in punjabi
How Sugar Is Made? Sugar is one of the oldest products, that man has been able to make from nature. Thousands of years ago, the people of India learnt …
What Makes A Corn Pop? The children feel most amazed at the ability of even to ‘Pop’. It is a simple affair. Popcorn kernels are small and very hard. …
How Do We Make Chewing Gum? Chewing gum is made from a gum base, corn syrup, sugar and flavouring. The gum base keeps it chewy in hours. For making …
How A Submarine Manage To Stay Under Water? The fundamental principle that enables a submarine to submerge or to surface is a simple one. Most modern submarines have two …
How The Engine of Jet Works? We know jet engine’s power is the newest and this powers the most powerful and latest aircraft we have today. The principle behind …
How An Automobile Runs With Gasoline? In present day the cars are built so efficiently that we can drive all their life without really knowing what makes them run. …
What Do You Know About Gasoline? Gasoline is considered a perfect fuel. It is a liquid. It is light. It changes easily into vapour. It is easily ignited. Gasoline …
How The Fluorescent I Lights Work? Things glow when they are hot. His true in a majority of the cases. In bulbs, there is a filament that must be …
How An Electric Bulb Is Illuminated? An Englishman Humphry Davy in the year 1800, was conducting certain experiments with electricity. He had electric battery which was quite weak. He …
How Electricity Is Produced By A Battery? Electric current for power can be produced in two ways. It can be produced by machines called “dynamos”, or “generators” and by …
