Help with physics?

Posted on 2015-08-20 09:53:00 in Physics by DR. MIZ

1) a capacitor of 100 micro farad is connected in series with another of 300 micro farad with 10 volt potential difference.what would be total charge on both under fully charged condition(with explanation)
a)7.5 * 10^-4 C
b)4*10^-3 C

2)LARGE ANGLE OF DEFLECTION OF BETA PARTICAL IS DUE TO:
A)HEAD ON COLLISION
B)ELECTROSTATIC REPULSION
C)ELECROSTATIC ATTRACTION

3)radius of nucleus with mass number 16 is 3fm.which of the following is radius of another nucleus with mass number 128?(how to find)
a)3fm
b)12fm
c)6fm
d)18fm

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