MCQ
On adjusting the $P-N $junction diode in forward biased
- ADepletion layer increases
- BResistance increases
- ✓Both decreases
- DNone of these
✓
Answer
Correct option: C.
Both decreases
c
(c)
(c)
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
A ball is thrown on a lawn in such a way that it initially slides with a speed $v_0$ without rolling. It gradually picks up rotation motion. Speed of the ball at which there will be rolling without slipping is
→An astronaut in a spaceship see the outer space as
The velocity factor of a transmission line $x$ . If dielectric constant of the medium is $2.6$, the value of $x$ is
→A force of $10 \; N$ acts on a charged particle placed between two plates of a charged capacitor. If one plate of capacitor is removed, then the force acting on that particle will be ...... $N$
→A transverse harmonic wave on a string is given by $y(x, t)=5 \sin (6 t+0.003 x)$ where $x$ and $y$ are in $cm$ and $t$ in $sec$. The wave velocity is $...........\,ms ^{-1}$.
→The figure shows a logic circuit with two inputs $A$ and $B$ and the output $C.$ The voltage wave forms across $A, B$ and $C$ are as given. The logic circuit gate is
→An object is gradually moving away from the focal point of a concave mirror along the axis of the mirror. The graphical representation of the magnitude of linear magnification $(m)$ versus distance of the object from the mirror $(x)$ is correctly given by
→(Graphs are drawn schematically and are not to scale)
Two light rays initially in same phase travel through two media of equal length $L$ having refractive index $m _1$ and $m_2\left(m_1 > m_2\right)$ as shown in figure. If the wave length of light rays in air is $1$ , the phase difference of the emerging rays is given by
→Equations ${y_1} = A\sin \omega t$ and ${y_2} = \frac{A}{2}\sin \omega t + \frac{A}{2}\cos \omega t$ represent $S.H.M.$ The ratio of the amplitudes of the two motions is
→Two coils require $20$ minutes and $60$ minutes respectively to produce same amount of heat energy when connected separately to the same source. If they are connected in parallel arrangement to the same source; the time required to produce same amount of heat by the combination of coils, will be________ $min$
→