Category : Online preparation for SSC , SSC Physics important questions
1. The Element of an electric heater is made of Nichrome .
2. Iron is the metal commonly used for making an electromagnet .
1- The working of liquid crystal in the watch is based on the piezoelectric effect.
2- The information of brilliant colours in a thin soap film is a consequence
1- Ozone layer in the upper atmosphere is due to the reaction of oxyzen and ultraviolet rays. 2- Electromagnetic theory was proposed by Maxwell.
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