MCQ
Find the equivalent capacitance between $A$ and $B$.......$\mu f$
  • A
    $2/3$
  • $1$
  • C
    $4/3$
  • D
    $6$

Answer

Correct option: B.
$1$
b

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 Thomson set-up for the determination of e/m, electrons accelerated by $2.5$ $kV$ enter the region of crossed electric and magnetic fields of strengths $3.6 \times {10^4}V{m^{ - 1}}$ and $1.2 \times {10^{ - 3}}T$ respectively and go through undeflected. The measured value of $e/m$ of the electron is equal to
A parallel plate capacitor is connected to a battery and a dielectric slab is inserted between the plates, then which quantity increase
Focal length of a convex lens will be maximum for
Photo cell is a device to
A convex lens of focal length 40 cm is in contact with a concave lens of focal length 25 cm. The power of combination is
When neutrons are bombarded on nucleus of $_{92}{U^{235}}$, the number of emitted neutrons will be
A proton and an alpha particle both enter a region of uniform magnetic field $B,$ moving at right angles to field $B$. If the radius of circular orbits for both the particles is equal and the kinetic energy acquired by proton is $1 \ MeV$ the energy acquired by the alpha particle will be:
Two spherical conductors $B$ and $C$ having equal radii and carrying equal charges in them repel each other with a force $F$ when kept apart at some distance. A third spherical conductor having same radius as that of $B$ but uncharged is brought in contact with $B$, then brought in contact with $C$ and finally removed away from both. The new force of repulsion between $B$ and $C$ is
A proton with a kinetic energy of $2.0\,eV$ moves into a region of uniform magnetic field of magnitude $\frac{\pi}{2} \times 10^{-3}\,T$. The angle between the direction of magnetic field and velocity of proton is $60^{\circ}$. The pitch of the helical path taken by the proton is $..........cm$ (Take, mass of proton $=1.6 \times 10^{-27}\,kg$ and Charge on proton $=1.6 \times 10^{-19}\,kg)$
Which of the following statements about the behaviour of light is not correct?