Transmission & Distribution The skin effect of a conductor will reduce as the Frequency increases Diameter increases Permeability of conductor material increases Resistivity of conductor material increases Frequency increases Diameter increases Permeability of conductor material increases Resistivity of conductor material increases ANSWER DOWNLOAD EXAMIANS APP
Transmission & Distribution In india, the transmission of electric power is done by 3 phase 3 wire system None of the listed here 3 phase 4 wire system 1 phase system 3 phase 3 wire system None of the listed here 3 phase 4 wire system 1 phase system ANSWER DOWNLOAD EXAMIANS APP
Transmission & Distribution In a 3- phase balanced load, each phase has Same impedance and p. f. Same impedance but different p. f None of the listed here Same p. f. But different impedance Same impedance and p. f. Same impedance but different p. f None of the listed here Same p. f. But different impedance ANSWER DOWNLOAD EXAMIANS APP
Transmission & Distribution Which of the following is the demerit of a 'constant voltage transmission system'? Possibility of better protection for the line due to possible use of higher terminal reactants Increase of short-circuit current of the system Availability of steady voltage at all loads at the line terminals Improvement of power factor at times of moderate and heavy loads Possibility of better protection for the line due to possible use of higher terminal reactants Increase of short-circuit current of the system Availability of steady voltage at all loads at the line terminals Improvement of power factor at times of moderate and heavy loads ANSWER DOWNLOAD EXAMIANS APP
Transmission & Distribution If variable part of annual cost on account of interest and depreciation on the capital outlay is equal to the annual cost of electrical energy wasted in the conductors, the total annual cost will be minimum and the corresponding size of conductor will be most economical. This statement is known as Faraday's law Kelvin's law Kirchhoff's law Ohm's law Faraday's law Kelvin's law Kirchhoff's law Ohm's law ANSWER DOWNLOAD EXAMIANS APP
Transmission & Distribution The underground system cannot be operated above 66 V 11 V 33 V 440 V 66 V 11 V 33 V 440 V ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS