# ONLINE MCQ EE-TRANSMISSION AND DISTRIBUTION 2

Q11. In a D.C. 3-wire distribution system,
balancer fields are cross-connected in
order to
A.  boost the generated voltage
B.  balance loads on both sides of the
neutral
C.  make both machines run as unloaded
motors
D.  equalize voltages on the positive
and negative outers
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Q12. The power transmitted will be maximum
when
A.  corona losses are minimum
B.  reactance is high
C.  sending end voltage is more
D.  receiving end voltage is more
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Q13. Transmission voltage of 11 kV is normally
used for distances upto
A.  20-25 km
B.  40-50 km
C.  60-70 km
D.  80-100 km
 \$(document).ready(function(){ \$(‘#loaddata4108’).click(function(){ qid4108=\$(‘#qid4108’).val(); section4108=\$(‘#section4108’).val(); type4108=\$(‘#type4108’).val(); subtype4108=\$(‘#subtype4108’).val(); \$.post(‘../../fav’,{ qid:qid4108, section: section4108, type: type4108, subtype: subtype4108 },function(ajaxresult){ \$(‘#getrequest4108’).html(ajaxresult); qid4108=\$(‘#qid4108’).val(”); section4108=\$(‘#section4108’).val(”); type4108=\$(‘#type4108’).val(”); subtype4108=\$(‘#subtype4108’).val(”); }); }); }); Explanation:- Answer : A

Q14. By which of the following a bus-bar is
rated ?
A.  Current only
B.  Current and voltage
C.  Current, voltage and frequency
D.  Current, voltage, frequency and
short time current
 \$(document).ready(function(){ \$(‘#loaddata4109’).click(function(){ qid4109=\$(‘#qid4109’).val(); section4109=\$(‘#section4109’).val(); type4109=\$(‘#type4109’).val(); subtype4109=\$(‘#subtype4109’).val(); \$.post(‘../../fav’,{ qid:qid4109, section: section4109, type: type4109, subtype: subtype4109 },function(ajaxresult){ \$(‘#getrequest4109’).html(ajaxresult); qid4109=\$(‘#qid4109’).val(”); section4109=\$(‘#section4109’).val(”); type4109=\$(‘#type4109’).val(”); subtype4109=\$(‘#subtype4109’).val(”); }); }); }); Explanation:- Answer : D

Q15. Aluminium has a specific gravity of
A.  1.5
B.  2.7
C.  4.2
D.  7.8
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Q16. In the analysis of which of the following
lines shunt capacitance is neglected ?
A.  Short transmission lines
B.  Medium transmission lines
C.  Long transmission lines
D.  Medium as well as long transmission
lines
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Q17. The following system is not generally
used
A.  1-phase 3 wire
B.  1-phase 4 wire
C.  3-phase 3 wire
D.  3-phase 4 wire
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Q18. The top most conductor in a high transmission line is
A.  earth conductor
B.  R-phase conductor
C.  Y-phase conductor
D.  B-phase conductor
 \$(document).ready(function(){ \$(‘#loaddata4113’).click(function(){ qid4113=\$(‘#qid4113’).val(); section4113=\$(‘#section4113’).val(); type4113=\$(‘#type4113’).val(); subtype4113=\$(‘#subtype4113’).val(); \$.post(‘../../fav’,{ qid:qid4113, section: section4113, type: type4113, subtype: subtype4113 },function(ajaxresult){ \$(‘#getrequest4113’).html(ajaxresult); qid4113=\$(‘#qid4113’).val(”); section4113=\$(‘#section4113’).val(”); type4113=\$(‘#type4113’).val(”); subtype4113=\$(‘#subtype4113’).val(”); }); }); }); Explanation:- Answer : A

Q19. In which of the following voltage
regulators the effect of dead zero is
found ?
A.  Electromagnetic type
B.  Magnetic amplifier
C.  Electronic type using integrated
circuits
D.  All of the above
 \$(document).ready(function(){ \$(‘#loaddata4114’).click(function(){ qid4114=\$(‘#qid4114’).val(); section4114=\$(‘#section4114’).val(); type4114=\$(‘#type4114’).val(); subtype4114=\$(‘#subtype4114’).val(); \$.post(‘../../fav’,{ qid:qid4114, section: section4114, type: type4114, subtype: subtype4114 },function(ajaxresult){ \$(‘#getrequest4114’).html(ajaxresult); qid4114=\$(‘#qid4114’).val(”); section4114=\$(‘#section4114’).val(”); type4114=\$(‘#type4114’).val(”); subtype4114=\$(‘#subtype4114’).val(”); }); }); }); Explanation:- Answer : A

Q20. If string efficiency is 100 percent it
means that
A.  potential across each disc is zero