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in was invented in 1947

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Which was invented first light bulb microwave or telephon?

Telephone The telephone was invented in 1876.The light bulb was invented in 1879. The microwave was invented in 1945.


Who invented microwave?

The microwave oven was invented by Percy Spencer, an American engineer working for Raytheon Corporation, in 1945. While experimenting with radar equipment, he discovered that microwave radiation had the ability to cook food quickly. This led to the development of the first microwave oven for commercial use.


Why were microwave telescope invented?

Microwave telescopes were invented to observe celestial objects in the microwave portion of the electromagnetic spectrum, which allows astronomers to study phenomena that are not visible in optical wavelengths. This includes the detection of cosmic microwave background radiation, which provides insight into the early universe, as well as the study of molecular clouds and star formation. By using microwaves, scientists can gather data on the composition, temperature, and dynamics of these astronomical entities, enhancing our understanding of the cosmos.


Can you put tin foil in the micerwave?

It is not recommended to put tin foil in the microwave as it can cause sparks and possibly damage the microwave. It is safer to use microwave-safe dishes and utensils when heating food in the microwave.


Is there UV in microwave ovens?

No, microwave ovens do not emit ultraviolet (UV) radiation. They use microwave radiation to heat and cook food by causing water molecules in the food to vibrate, generating heat. UV radiation is not involved in the operation of microwave ovens.