A. Remains the same
B. Collapses
C. Collapses and diverges again
D. Diverges
Correct Answer:
Option B – Collapses
When a negatively charged rod is brought near the cap of a charged gold leaf electroscope which has positive charges, the leaf?
![A metal rod of length 100cm is heated through 100°C, calculate the change in length of the rod [linear expansivity of the material of the rod is 3 x 10^-6K-1]](https://erudites.ng/wp-content/plugins/contextual-related-posts/default.png "A metal rod of length 100cm is heated through 100°C, calculate the change in length of the rod [linear expansivity of the material of the rod is 3 x 10^-6K-1]")
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