Physics
When a glass rod is rubbed with dry silk cloth, the charge acquired by the silk cloth is:
- Positive
- Negative
- Both positive and negative
- None of the above
Related Questions
Fill in the blanks:
(a) Like charges …………… while unlike charges …………… .
(b) Mercury is a …………… of electricity while pure water is …………… of electricity.
(c) An ebonite rod when rubbed with fur acquires the …………… charge.
(d) When an uncharged conductor is brought in contact with the disc of a gold leaf electroscope, its leaves …………… .
(e) Charge is shared in charging a conductor by the method of …………… .
Match the following:
Column A Column B (a) Two like charges (i) negative charge (b) Two unlike charges (ii) repel (c) Silver is a (iii) insulator (d) Silk is an (iv) attract (e) Ebonite rod rubbed with fur acquires (v) conductor When an ebonite rod is rubbed with fur, the rod acquires:
- positive charge
- negative charge
- no charge
- none of the above
When a negatively charged body is brought closer to another negatively charged body, then they will show:
- attraction
- no effect
- repulsion
- none of the above