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Recent questions tagged distribution
+3
votes
1
answer
For a.c. transmission lines less than 80 km in length, it is usual to lump the line capacitance at
asked
Apr 7, 2019
in
Mathematics
by
kratos
distribution
transmission
+1
vote
1
answer
....... are the conductors, which cannect the consumer'* terminals to the distribution
asked
Apr 5, 2019
in
Mathematics
by
kratos
distribution
transmission
+3
votes
1
answer
Which of the following are connected by the service mains?
asked
Apr 3, 2019
in
Mathematics
by
kratos
distribution
transmission
+1
vote
1
answer
A single-phase a.c. distributor 500 m long has a total impedance of (0.02 + j 0.04) Ω and is fed from one end at 250V. It is loaded as under :
asked
Apr 2, 2019
in
Mathematics
by
kratos
distribution
transmission
+3
votes
1
answer
Surge absorbers protect against .......... oscillations
asked
Mar 26, 2019
in
Mathematics
by
kratos
distribution
transmission
+1
vote
1
answer
A 2-phase, 3-wire a.c. system has a middle conductor of same cross-sectional area as the outer and supplies a load of 20 MW.
asked
Mar 24, 2019
in
Mathematics
by
kratos
distribution
transmission
+2
votes
1
answer
The capacitances per kilometer of a 3-phase cable are 0.63 µF between the three cores bunched and the sheath
asked
Mar 23, 2019
in
Mathematics
by
kratos
distribution
transmission
+2
votes
1
answer
Find the following for a single-circuit transmission line delivering a load of 50 MVA at 110 kV and p.f. 0.8 lagging :
asked
Mar 22, 2019
in
Mathematics
by
kratos
distribution
transmission
+2
votes
1
answer
Solid grounding is adopted for voltages below
asked
Mar 20, 2019
in
Mathematics
by
kratos
distribution
transmission
+1
vote
1
answer
Mention any two probable reasons for rapid rise of populations in our country from about 350million
asked
Mar 19, 2019
in
Class 12
by
kratos
the world population
class-12
population
distribution
class-10
reproductive health
density
growth
+1
vote
1
answer
y = 5sin (3ωt + ϕ) where ω and ϕ are constant Find dy/dt (A) 15ω cos (3ωt + ϕ)
asked
Mar 18, 2019
in
JEE
by
kratos
distribution
jee
simple harmonic motion
jee mains
transmission
harmonics
+2
votes
1
answer
Which of the following short-circuits is most dangerous?
asked
Mar 13, 2019
in
Mathematics
by
kratos
distribution
transmission
+1
vote
1
answer
Earthing is necessary to give protection against
asked
Mar 9, 2019
in
Mathematics
by
kratos
distribution
transmission
+3
votes
1
answer
A single-phase line has an impedance of 5∠ 60° and supplies a load of 120 A, 3,300 V at 0.8 p.f. lagging.
asked
Mar 9, 2019
in
Mathematics
by
kratos
distribution
transmission
+1
vote
1
answer
A 50-Hz, 3-phase, 100-km long line delivers a load of 40 MVA at 110 kV and 0.7 p.f. lag.
asked
Mar 8, 2019
in
Mathematics
by
kratos
distribution
transmission
+3
votes
1
answer
The volume of copper required for an a.c. transmission line is inversely proportional to
asked
Mar 7, 2019
in
Mathematics
by
kratos
distribution
transmission
+1
vote
1
answer
Define ‘Population density’. Explain any four geographical factors that affect the distribution of population in the world
asked
Mar 4, 2019
in
Class 12
by
kratos
distribution
growth
population distribution density and growth
density
the world population
class-12
india population distribution density and growth
+3
votes
1
answer
An overhead transmission line at a river crossing is supported from two towers at heights of 50 m and 100 m above the water level,
asked
Feb 27, 2019
in
Mathematics
by
kratos
distribution
transmission
+1
vote
1
answer
Skin effect is proportional to (a) (conductor diameter)^4 (b) (conductor diameter)^3
asked
Feb 26, 2019
in
Mathematics
by
kratos
distribution
transmission
+3
votes
1
answer
What is the complex impedance of a circuit with an absolute resistance of 300 Ω?
asked
Feb 23, 2019
in
Mathematics
by
kratos
distribution
electrical circuit
parallel ac circuits
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