Question 11 Mark__________ produces magnetic field in the same way as conduction current.Answerdisplacement current.View full question & answer→
Question 21 MarkVariable electric field between plates of capacitor produces _________ and ___________.Answerdisplacement current,magnetic fieldView full question & answer→
Question 31 MarkElectromagnetic waves can move only in ____________.AnswervacuumView full question & answer→
Question 41 MarkElectromagnetic waves conserve energy and ____________.AnswermomentumView full question & answer→
Question 51 MarkAccording to Gauss's law of magnetism, total associated with closed surface is _________.Answermagnetic fluxView full question & answer→
Question 61 MarkElectrical energy density in vacuum is ___________.Answer$U _e=\frac{1}{2} \in_0 E ^2$View full question & answer→
Question 71 MarkSpeed of light in any medium depends on electric and ___________ property of that medium.AnswerMagneticView full question & answer→
Question 81 MarkThe speed of electromagnetic waves is __________ m/s.Answer$3 \times 10^8$View full question & answer→
Question 91 MarkAccording to Maxwell's principle,__________ charge produces electromagnetic waves.AnsweracceleratedView full question & answer→
Question 101 MarkAccording to Maxwell's first oquation, $\frac{ E _0}{c}=$ ____________.Answer$\frac{q}{\epsilon_0}$View full question & answer→
Question 111 MarkAccording to Ampere's circuital law, the magnetic field for a closed loop is __________and is __________ times the current flowing through the loop.AnswerLinear integration,$\mu_0$View full question & answer→
Question 121 Mark_________ experiment exhibit the presence of electromagnetic waves.AnswerHertzView full question & answer→