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SAI International School
Subject- PHYSICS
Class room Activity Work Sheet 1
Session: 2020-21
Name: Admn. No: Class/Sec: ( )
Date: ________________
1. What happens to the resistance on increasing the length?
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2. If area of cross section is decreased, what will happen to the resistance?
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3. What are the differences between resistance and resistivity?
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4. What will happen if we replace the copper wire with Nichrome wire?
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5. A wire is doubled on itself. What happens to its resistance and resistivity?
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