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.
$3C$
b
(b) The given circuit can be redrawn as follows

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Similar questions

In a circuit inductance $L$ and capacitance $C$ are connected as shown in figure. $A_1$ ​and $A_2$​ image are ammeters. When key $K$ is pressed to complete the circuit, then just after closing key $(K)$, the readings of $A_1$ ​and $A_2$ will be
A stone of mass $900 \mathrm{~g}$ is tied to a string and moved in a vertical circle of radius $1 \mathrm{~m}$ making $10\  \mathrm{rpm}$. The tension in the string, when the stone is at the lowest point is (if $\pi^2=9.8$ and $g=9.8 \mathrm{~m} / \mathrm{s}^2$ )
Dimensional formula $M{L^2}{T^{ - 3}}$ represents
The plates of a parallel plate condenser are pulled apart with a velocity $v$. If at any instant their mutual distance of separation is $d$, then the magnitude of the time of rate of change of capacity depends on $d$ as follows
A pressure cooker contains air at $1$ atm and $30^o C$. If the safety value of the cooler blows when the inside pressure $ \ge 3$ atm, then the maximum temperature of the air, inside the cooker can be .... $^oC$
The graph below shows the velocity versus time graph for a body.

Which of the following graphs represents the corresponding acceleration $v/s$ time graph ?

Consider the following statements. The total energy of a particle executing simple harmonic motion depends on its

$(1)$ Amplitude      $(2) $ Period         $(3)$ Displacement

Of these statements

In an $LCR$ series $ac$ circuit, the voltage across each of the components, $L,\, C$  and $R$ is $50\,V$. the voltage across the $LC$ combination will be........$V$
The refractive index of water is $4 / 3$ and that of glass is $5/3$. What will be the critical angle for the ray of light entering water from the glass
In the circuit shown the readings of ammeter and voltmeter are $4\,\, A$ and $20\,\, V$ respectively. The meters are non ideal, then $R$ is