1
AIPMT 2003
MCQ (Single Correct Answer)
+4
-1
Three capacitors each of capacity 4 $$\mu $$F are to be connected in such a way that the effective capacitance is $$6\mu F.$$ This can be done by
A
connecting all of them in series
B
connecting them in parallel
C
connecting two in series and one in parallel
D
connecting two in parallel and one in series
2
AIPMT 2002
MCQ (Single Correct Answer)
+4
-1
A capacitor of capacity C1 charged upto V volt and then connected to an uncharged capacitor of capacity C2. The final potential difference across each will be
A
$${{{C_1}V} \over {{C_1} + {C_2}}}$$
B
$${{{C_2}V} \over {{C_1} + {C_2}}}$$
C
$$\left( {1 - {{{C_2}} \over {{C_1}}}} \right)V$$
D
$$\left( {1 + {{{C_2}} \over {{C_1}}}} \right)$$
3
AIPMT 2001
MCQ (Single Correct Answer)
+4
-1
Energy per unit volume for a capacitor having area A and separation d kept at potential difference V is given by
A
$${1 \over 2}{\varepsilon _0}{{{V^2}} \over {{d^2}}}$$
B
$${1 \over {2{\varepsilon _0}}}{{{V^2}} \over {{d^2}}}$$
C
$${1 \over 2}C{V^2}$$
D
$${{{Q^2}} \over {2C}}.$$
4
AIPMT 2000
MCQ (Single Correct Answer)
+4
-1
A capacitor is charged with a battery and energy stored is U. After disconnecting battery another capacitor of same capacity is connected in parallel to the first capacitor. Then energy stored in each capacitor is
A
$$U/2$$
B
U/4
C
4U
D
2U
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