The series combination of two capacitors shown in figure is connected across 1000V. The magnitude of the charges on the capacitors will be
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2
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4
Official Solution
Correct Option: (2)
In series combination of capacitors, charges on both capacitors will be same.
02
PYQ 2012
medium
physicsID: viteee-2
Two capacitors of capacities and are connected in series and the combination is charged to a potential difference of . If the charge on the combination is , the energy stored in the capacitor of capacity in is
1
1800
2
1600
3
14400
4
7200
Official Solution
Correct Option: (2)
Capacitance and are connected in series,
Given, and
or Energy stored in the capacitor of capicity
03
PYQ 2016
medium
physicsID: viteee-2
In given circuit, initially. Now, a dielectric slab of dielectric constant is inserted in . The equivalent capacitance becomes
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4
Official Solution
Correct Option: (1)
Step 1: Understanding the Effect of Dielectric.
When a dielectric slab of dielectric constant is inserted into a capacitor, the capacitance increases by a factor of . Thus, for the capacitor , its new capacitance becomes , while and remain the same. Step 2: Finding the Total Capacitance.
The equivalent capacitance is found using the formula for capacitors in series and parallel:
where . Substituting and simplifying gives:
Step 3: Conclusion.
The correct answer is (A), .
04
PYQ 2017
medium
physicsID: viteee-2
Two capacitors and in a circuit are joined as shown in figure. The potentials of points A and B are and respectively. Then the potential of point D will be
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4
Official Solution
Correct Option: (3)
Consider the potential at D be ?V?. Potential drop across and
