a Explanation: In ac system, the peak value attained will be 400*√2= 564 kV.
a
Explanation: In ac system, the peak value attained will be 400*√2= 564 kV.
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a Explanation: In ac system, the peak value attained will be 400*√2= 564 kV.
a
Explanation: In ac system, the peak value attained will be 400*√2= 564 kV.
a Explanation: Because metal sheathed core has greater core to core thickness for a given diameter.
a
Explanation: Because metal sheathed core has greater core to core thickness for a
given diameter.
b Explanation: Lesser tendency of drainage of the SL-type and H-type cables make them more in demand.
b
Explanation: Lesser tendency of drainage of the SL-type and H-type cables make them
more in demand.
Which of the system would require more insulation, a 400 kV ac line or 400 kV dc line?
a Explanation: In ac system, the peak value attained will be 400*√2= 564 kV.
a
See lessExplanation: In ac system, the peak value attained will be 400*√2= 564 kV.
Screened type cables have _____ possibilities of core to core faults when compared to belted type cables.
a Explanation: Because metal sheathed core has greater core to core thickness for a given diameter.
a
See lessExplanation: Because metal sheathed core has greater core to core thickness for a
given diameter.
SL type cables, over H-type cables have advantage of mostly ___________
b Explanation: Lesser tendency of drainage of the SL-type and H-type cables make them more in demand.
b
See lessExplanation: Lesser tendency of drainage of the SL-type and H-type cables make them
more in demand.
Corona reduces the transient surges due to _________
a Explanation: Due to the charge dissipation, corona is advantageous in reducing the voltages
a
See lessExplanation: Due to the charge dissipation, corona is advantageous in reducing the
voltages
Consider the two statements and choose the options. (i) Transmission of electrical power by dc is economical than with the ac (ii) In case of dc transmission, there is no charging current which contributes to continuous load.
a Explanation: Both the statements are correct. DC transmission is economical while its installation is difficult and expensive.
a
See lessExplanation: Both the statements are correct. DC transmission is economical while its
installation is difficult and expensive.
Point out the correct statement.
D. all of the mentioned
D. all of the mentioned
See lessWhile choosing the insulating materials for the UG cables, it should possess which of the following characteristics?
d Explanation: An insulator should not have high water retention capability
d
See lessExplanation: An insulator should not have high water retention capability