Question
Energy is stored in a capacitor in the form of:
✓
Answer
- Electrostatic energy.
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
What type of modulation is employed in India for radio transmission(a) Amplitude modulation(b) Frequency modulation(c) Pulse modulation(d) None of these
A positively charged particle projected towards east is deflected towards north by a magnetic field. The field may be:
According to Maxwell’s hypothesis, a changing electric field gives rise to(a) An e.m.f.(b) Electric current(c) Magnetic field(d) Pressure radiant
Two coherent sources separated by distance $d$ are radiating in phase having wavelength $l.$ A detector moves in a big circle around the two sources in the plane of the two sources. The angular position of $n = 4$ interference maxima is given as
→If $N_P$ and $N_e$ be the numbers of holes and conduction electrons in an extrinsic semiconductor, then
→Assertion : X-ray travel with the speed of light.
Reason : X-rays are electromagnetic rays.(a) If both assertion and reason are true and the reason is the correct explanation of the assertion.(b) If both assertion and reason are true but reason is not the correct explanation of the assertion.(c) If assertion is true but reason is false.(d) If the assertion and reason both are false.
Reason : X-rays are electromagnetic rays.(a) If both assertion and reason are true and the reason is the correct explanation of the assertion.(b) If both assertion and reason are true but reason is not the correct explanation of the assertion.(c) If assertion is true but reason is false.(d) If the assertion and reason both are false.
The ratio of the energy of an $X-$ray photon of wavelength $1 \mathring A$ to that of visible light of wavelength $5000 \mathring A$ is
→Consider sunlight incident on a pinhole of width $10^3\mathring{\text{A}}$. The image of the pinhole seen on a screen shall be:
→A metal rod of length 2 m is rotating with an angular velocity of 100 rad/sec in a plane perpendicular to a uniform magnetic field of 0.3 T. The potential difference between the ends of the rod is (a) 30 V(b) 40 V(c) 60 V(d) 600 V
When an impurity is doped into semiconductor, the conductivity of the semiconductor: