RF inductor are characterized by high current rating and low resistance. low current rating and high resistance. high current rating and high resistance. low current rating and low resistance. TRUE ANSWER : ? YOUR ANSWER : ?
________ at a point is defined as the force experienced per unit positive charge at a point placed in the electric field. Magnetic flux density. Electric intensity. None of these Electric flux. TRUE ANSWER : ? YOUR ANSWER : ?
For a linear electromagnetic circuit, which of the following statement is true? Field energy is lesser than the co-energy. Co-energy is zero. Field energy is equal to the co-energy. Field energy is greater than the co-energy. TRUE ANSWER : ? YOUR ANSWER : ?
In above problem the induced emf will be reduced to half if the conductor moves an angle of 60° to the direction of field. 30° to the direction of field. 45° to the direction of field. 75° to the direction of field. TRUE ANSWER : ? YOUR ANSWER : ?
The drawback of Daltons atomic structure is that, it says most of the volume of an atom is empty space. none of these. the atoms can neither be created nor be destroyed. unique nature of atom. TRUE ANSWER : ? YOUR ANSWER : ?
In above question no. 9, the average force on the core to reduce the air gap will be 832.29 N. 1666.22 N. 3332.47 N. 6664.8 N. TRUE ANSWER : ? YOUR ANSWER : ?
A point charge in space is attracted towards a dielectric material because of the phenomenon of dielectric polarisation. maximisation of electrostatic flux. dielectric hysteresis. all of above. TRUE ANSWER : ? YOUR ANSWER : ?
When a current carrying conductor is brought into magnetic field, the force that moves the conductor depends upon The direction of the conductor The weight of the conductor The value of current None of these TRUE ANSWER : ? YOUR ANSWER : ?
A voltage waveform V(t) = 12t2 is applied across a 1H inductor for t = 0, with initial current through it being zero. The current through the inductor for t = 0 is given by 24t. 12t3. 4t3. 12t. TRUE ANSWER : ? YOUR ANSWER : ?
A waveguide operated below cut off frequency can be used as An isolator An attenuator Phase shifter None TRUE ANSWER : ? YOUR ANSWER : ?