Venkat went to a factory workshop where he saw hot metallic square pla – InterviewSolution

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1.	Venkat went to a factory workshop where he saw hot metallic square plats. He measured the surface area of the plats. How did he do it?
Answer» If a metallic plate is hot, we cannot take the readings by director, method. So, we use a divider to measure it. Adjust the screw of the divider and placce the pointed ends over the metallic plate and measure the distance between the two pointed nails by comparing it with a meters scale. This gies the length (l) of the side Now are can be determiened as `A=l^(2)`

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