To test if a body is charged or not you will use
(a) another uncharged body.
(b) a positively charged body.
(c) a negatively charged body.
(d) a positively and a negatively charged body.

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Solution

(d) positively and negatively charged bodies

To test whether a body is charged or not, we will bring it close to positively and negatively charged bodies because an uncharged body is attracted by both positively and negatively charged bodies.

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To test if a body is charged or not you will use (a) another uncharged body. (b) a positively charged body. (c) a negatively charged body. (d) a positively and a negatively charged body.

(d) positively and negatively charged bodies To test whether a body is charged or not, we will bring it close to positively and negatively charged bodies because an uncharged body is attracted by both positively and negatively charged bodies.

To test if a body is charged or not you will use
(a) another uncharged body.
(b) a positively charged body.
(c) a negatively charged body.
(d) a positively and a negatively charged body.

(d) positively and negatively charged bodies

To test whether a body is charged or not, we will bring it close to positively and negatively charged bodies because an uncharged body is attracted by both positively and negatively charged bodies.