MCQ
The capacitance between the points $A$ and $B$ in the given circuit will be.......$\mu \,F$
  • $1$
  • B
    $2$
  • C
    $3$
  • D
    $4$

Answer

Correct option: A.
$1$
a
(a) $\frac{1}{{{C_{AB}}}} = \frac{1}{3} + \frac{1}{3} + \frac{1}{3} = 1$ $==>$ ${C_{AB}} = 1\,\mu F$

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

A photon with energy twice the work function of the metal is incident on the surface of the metal. The value of maximum kinetic energy of the emitted photoelectron will be :
The figure shows a graph between ln$\left|\frac{A_n}{A_1}\right|$ and ln|n|, where $A_n$ is the area enclosed by the nth orbit in a hydrogen like atom. The correct curve is
Which of one is correct
A thin wire of length $2m$ is perpendicular to the $x−$and plane. It is moved with velocity $\overrightarrow{\text{m}}=(2\hat{{\text{i}}}+3\hat{\text{j}}+\hat{\text{k}})\text{m/s}$ through a region of magnetic induction $\overrightarrow{\text{B}}=(\hat{{\text{i}}}+2\hat{\text{j}})\text{In }\text{b/m}^2$ Then potential difference induced between the ends of the wire is.
A parallel plate capacitor has two layers of dielectrics as shown in fig. This capacitor is connected across a battery, then the ratio of potential difference across the dielectric layers is
In the following circuit, the battery has an emf of  $2\mathrm{V}$ and an internal resistance of $\frac{2}{3}\  \Omega$. The power consumption in the entire circuit is$..... W.$
A paramagnetic material is kept in a magnetic field. The field is increased till the magnetization becomes constant. If the temperature is now decreased, the magnetization:
The ratio $(R)$ of output resistance $r_0$, and the input resistance $r_i$ in measurements of input and output characteristics of a transistor is typically in the range
A beam of cathode rays is subjected to crossed electric $(E)$ and magnetic fields $(B).$ The fields are adjusted such that the beam is not deflected. The specific charge of the cathode rays is given by (where $V$ potential diffrence between kethod and anode)
The heating coils rating at 220 volt and producing 50 cal/sec heat are available with the resistances 55Ω,110 Ω, 220 Ω and 440 Ω. The heater of maximum power will be of