Q61 of 84 Page 290

The device used for detecting charge (positive or negative) on an object is called:

Electroscope is the device which is used to detect charge on a body. It is used for detecting, measuring and finding the nature of a charge.

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The waves generated by the earthquake tremors are called:

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When an object gets negatively charged by the process of friction, then:

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A charged object attracts an uncharged object by producing opposite charges in the nearer end of the uncharged object by the process of:

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A lightning conductor is a device which transfers: