Advertisements
Advertisements
Question
The charging current for a capacitor is 0.25 A. What is the displacement current across its plates?
Advertisements
Solution
APPEARS IN
RELATED QUESTIONS
A spring balance has a scale that reads 0 to 50 kg. The length of the scale is 20 cm. A body suspended from this spring, when displaced and released, oscillates with a period of 0.60 s. What is the weight of the body?
Which of the following is the unit of displacement current?
Sea water at frequency ν = 4 × 108 Hz has permittivity ε ≈ 80 εo, permeability µ ≈ µo and resistivity ρ = 0.25 Ω–m. Imagine a parallel plate capacitor immersed in seawater and driven by an alternating voltage source V(t) = Vo sin (2πνt). What fraction of the conduction current density is the displacement current density?
AC voltage V(t) = 20 sinωt of frequency 50 Hz is applied to a parallel plate capacitor. The separation between the plates is 2 mm and the area is 1 m2. The amplitude of the oscillating displacement current for the applied AC voltage is ______.
[take ε0 = 8.85 × 10-12 F/m]
A parallel plate capacitor made of circular plates is being charged such that the surface charge density on its palates is increasing at a constant rate with time. The magnetic field arising due to displacement current is ______.
What is displacement current?
For the charging capacitor, what does \[\varepsilon_0\frac{d\Phi_E}{dt}\] equal?
How do displacement current and conduction current compare in the charging capacitor?
How does displacement current apply when charging a smartphone?
How is displacement current relevant to MRI machines?
