Question

What is the effective capacitance between points X and  Y

(a) 24 μF   

(b) 18 μF

(c) 12 μF

(d) 6 μF

Answer

(d) 6 μF

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

The size of corpuscles are ________ for different colours.
In Boolean algebra, Y = A + B implies that:

A cube of side l is placed in a uniform field E, where E = E. The net electric flux through the cube is

(a) Zero

(b)

(c) 4  

(d) 6 

In an interference arrangement similar to Young's double slit experiment, the slits S1 and S2 are illuminated with coherent microwave sources each of frequency 106 Hz. The sources are synchronized to have zero phase difference. The slits are separated by distance d = 150 m. The intensity I (𝜃) is measured as a function of q, where q is defined as shown. If I0 is maximum intensity, then I(θ)  for 0 ≤ θ ≤ 90° is given by

(a) I(θ) =   for  θ = 0°

(b) I(θ) =   for θ = 30°

(c) I(θ) =    for θ =  90°

(d) a, b

The velocity of emitted electrons in photelectric effect depends :
In figure, there is a conducting ring having resistance R placed in the plane of paper in a uniform magnetic field B0​. If the ring is rotating in the plane of paper about an axis passing through point O and perpendicular to the plane of paper with constant angular speed $\omega$ in clockwise direction, then.
Image

Field inside a solenoid is

(a) Directly proportional to its length

(b) Directly proportional to current

(c) Inversely proportional to total number of turns

(d) Inversely proportional to current

In a white light spectrum produced by dispersion of light through a prism the ray that is deviated least is :

The graph gives the magnitude B(t) of a uniform magnetic field that exists throughout a conducting loop, perpendicular to the plane of the loop. Rank the five regions of the graph according to the magnitude of the emf induced in the loop, greatest first

(a) b > (d = e) < (a = c)

(b) b > (d = e) > (a = c)  

(c) b < d < e < c < a

(d) b > (a = c) > (d = e)

What happens to the magnetic field at the centre of a circular current carrying coil if we double the radius of the coil keeping the current unchanged?