Question
Sentences of a paragraph are given below in jumbled
order. Arrange the sentences in the correct order to form a meaningful and coherent paragraph. A. There are many gadgets that are operated by a remote control and contain a silicon chip. B. This produces an infra-red beam, made up of electromagnetic waves. C. When a button is pressed on the remote control, the chip sets off an electromagnetic vibration. D. The beam carries a coded signal for operating the systems.Solution
Sentence A introduces gadgets with a silicon chip, followed by C explaining the action, B describing the infra-red beam, and D indicating its function.
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