MCQ
Three equal capacitors, each with capacitance $C$ are connected as shown in figure. Then the equivalent capacitance between $A$ and $B$ is
- A$C$
- ✓$3C$
- C$\frac{C}{3}$
- D$\frac{3C}{2}$
✓
Answer
Correct option: B.
$3C$
$3C$
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
In which of the following decays the element does not change?
The equivalent capacitance between $A$ and $B$ is
→In an ac circuit, the potential differences across an inductance and resistance joined in series are, respectively, 16V and 20V. The total potential difference across the circuit is.
The electric potential $V$ is given as a function of distance $x ($metre$)$ by $V=\left(5 x^2+10 x-9\right.
)$ volt. Value of electric field at $x=1$ is
→)$ volt. Value of electric field at $x=1$ is
The work done in placing a charge of $8 \times 10^{-18}$ coulomb on a condenser of capacity $100$ micro$-$farad is
→Who first discovered the relationship between electricity and magnetism?
Broadcasting antennas are generally (a) Omnidirectional type(b) Vertical type(c) Horizontal type(d) None of these
When the electrical conductivity of a semi- conductor is due to the breaking of its covalent bonds, then the semiconductor is said to be (a) Donar (b) Acceptor(c) Intrinsic(d) Extrinsic
An ammeter and a voltmeter of resistance R are connected in series to an electric cell of negligible internal resistance. Their readings are A and V respectively. If another resistance R is connected in parallel with the voltmeter (a) Both A and V will increase (b) Both A and V will decrease (c) A will decrease and V will increase(d) A will increase and V will decrease
Three charges each of magnitude $q$ are placed at the corners of an equilateral triangle, the electrostatic force on the charge placed at the center is $($each side of triangle is $L)$
→