Junior high classes of 35 students each met in the cafeteria to take achievements tests. If exactly 5 students sat at each table
1 answer:
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Answer:
Required total charge is coulombs per square meter.
Step-by-step explanation:
Given electric charge is dristributed over the disk,
so that the charge density at (x,y) is,
To find total charge on the disk let Q be the total charge and so that,
where A is the surface of disk.
Hence total charge is coulombs per square meter.