1
AIEEE 2005
MCQ (Single Correct Answer)
+4
-1
A parallel plate capacitor is made by stacking $$n$$ equally spaced plates connected alternatively. If the capacitance between any two adjacent plates is $$'C'$$ then the resultant capacitance is
A
$$\left( {n + 1} \right)C$$
B
$$\left( {n - 1} \right)C$$
C
$$nC$$
D
$$C$$
2
AIEEE 2005
MCQ (Single Correct Answer)
+4
-1
A fully charged capacitor has a capacitance $$'C'$$. It is discharged through a small coil of resistance wire embedded in a thermally insulated block of specific heat capacity $$'s'$$ and mass $$'m'.$$ If the temperature of the block is raised by $$'\Delta T',$$ the potential difference $$'v'$$ across the capacitance is
A
$${{mCAT} \over s}$$
B
$$\sqrt {{{2mCAT} \over s}} $$
C
$$\sqrt {{{2msAT} \over C}} $$
D
$${{ms\Delta T} \over C}$$
3
AIEEE 2003
MCQ (Single Correct Answer)
+4
-1
A sheet of aluminium foil of negligible thickness is introduced between the plates of a capacitor. The capacitance of the capacitor
A
decreases
B
remains unchanged
C
becomes infinite
D
increases
4
AIEEE 2002
MCQ (Single Correct Answer)
+4
-1
If there are $$n$$ capacitors in parallel connected to $$V$$ volt source, then the energy stored is equal to
A
$$CV$$
B
$${1 \over 2}nC{V^2}$$
C
$$C{V^2}$$
D
$${1 \over {2n}}C{V^2}$$
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