# Physics Puzzles

The Latest and exclusive collection of Physics Puzzles to tease your brain. Physics Puzzles helps exercising the brain and develop it to think logical and solve real world problems differenlty. PuzzleFry brings you the best Physics Puzzles, you'll enjoy wide range of Physics Puzzles, Lets try few Physics Puzzles listed below -
• A large volume of water is gushing through a pipe which narrows at the outlet. At which point, A, B, C or D will the water flow fastest?

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• There is a car with a flat roof, on a plain level road. There is a helium balloon in the car, barely scraping the roof – any slight force will move it. You start the car and accelerate forward very fast. Does the balloon move with respect to the car? If so, how ? (No any trick and no any air from window)

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• There are two cylindrical rods of iron, identical in size and shape. One is a permanent magnet. The other is just non-magnetised iron — attractable by magnets, but not permanently magnetic itself. Without any instrument, how can you determine which is Magnetic ?

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• A six feet man and his six year old son are swinging together at a park swing. They are on a separate, identical swing. The man has four times the mass of the child.

Who swings faster? And why?

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• In the picture shown below,
There are four gears with the following specification:-

1. Gear A has 60 teeth
2. Gear B has 40 teeth
3. Gear C has 20 teeth
4. Gear D has 60 teeth

Every minute, Gear B makes 15 complete turns.

What is the relative speed of Gear A and Gear B?

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