Question is ⇒ Which of the following is usually not the generating voltage ?, Options are ⇒ (A) 6.6 kV, (B) 8.8 kV, (C) 11 kV, (D) 13.2 kV, (E) , Leave your comments or Download question paper.

Question is ⇒ Which of the following is usually not the generating voltage ?, Options are ⇒ (A) 6.6 kV, (B) 8.8 kV, (C) 11 kV, (D) 13.2 kV, (E) , Leave your comments or Download question paper. Previous question Next question


Q1.	Which of the following is usually not the generating voltage ?
A.	6.6 kV [Wrong Answer]
B.	8.8 kV [Correct Answer]
C.	11 kV [Wrong Answer]
D.	13.2 kV [Wrong Answer]
View Answer 11 -22 Explanation:- Answer : B Discuss it below : !! OOPS Login [Click here] is required to post your answer/result Help other students, write article, leave your comments

Previous question Next question

Also Read Similar Questions Below :

⇒ As compared to a 2-wire D.C. distributor, a 3-wire distributor with same maximum voltage to earth uses only
31.25 percent of copper
33.3 percent of copper
66.7 percent of copper
125 percent of copper

⇒ A 3-phase 4 wire system is commonly used on
primary transmission
secondary transmission
primary distribution
secondary distribution

⇒ The frequency of voltage generated, in case of generators, can be increased by
using reactors
increasing the load
adjusting the governor
reducing the terminal voltage

⇒ A circuit is disconnected by isolators when
line is energized
there is no current in the line
line is on full load
circuit breaker is not open

⇒ Large industrial consumers are supplied electrical energy at
400 V
11 kV
66 kV
400 kV

⇒ With which of the following are step-up substations associated ?
Concentrated load
Consumer location
Distributors
Generating stations

⇒ The loads on distributors systems are generally
balanced
unbalanced
either of the above
none of the above

⇒ If the height of transmission tower is increased
the line capacitance will decrease but line inductance will remain unchanged
the line capacitance and inductance will not change
the line capacitance will increase but line inductance will decrease
the line capacitance will decrease and line inductance will increase

⇒ Transmission lines link
generating station to receiving end station
receiving end station to distribution transformer
distribution transformer to consumer premises
service points to consumer premises

⇒ The steel used in steel cored conductors is usually
alloy steel
stainless steel
mild steel
high speed steel

⇒ By which of the following methods voltage of transmission can be regulated ?
Use of series capacitors to neutralise the effect of series reactance
Switching in shunt capacitors at the receiving end during heavy loads
Use of tap changing transformers
Any of the above methods

⇒ Besides a method of trial and error, which of the following methods is employed for solution o f network problems in interconnected system ?
Circulating current method
Thevenin's theorem
Superposition of currents
Direct application of Kirchhoff's laws

⇒ A feeder, in a transmission system, feeds power to
distributors
generating stations
service mains
all of the above

⇒ Transmitted power remaining the same, if supply voltage of a D.C. 2-wire feeder is increased 100 percent, saving in copper is
25 percent
50 percent
75 percent
100 percent

⇒ Due to which of the following reasons the cables should not, be operated too hot ?
The oil may loose its viscosity and it may start drawing off from higher levels
Expansion of the oil may cause the sheath to burst
Unequal expansion may create voids in the insulation which will lead to ionization
The thermal instability may rise due to the rapid increase of dielectric losses with temperature

⇒ Solid grounding is adopted for voltages below
100 V
200 V
400 V
660 V

⇒ Which of the following short-circuits is most dangerous ?
Dead short-circuit
Line to ground short-circuit
Line to line short-circuit
Line to line and ground short-circuit

⇒ Impedance relay is used on ____ transmission lines
short
medium
long
all

⇒ Transmission line insulators are made of
glass
porcelain
iron
P.V.C.

⇒ Conductors for high voltage transmission lines are suspended from towers to
increase clearance from ground
reduce clearance from ground
take care of extension in length during summer
reduce wind and snow loads

⇒ Skin effect is noticeable only at ____ frequencies
audio
low
high
all

⇒ Surge absorbers protect against ____ oscillations
high voltage high frequency
high voltage low frequency
low voltage high frequency
low voltage low frequency

⇒ 310 km line is considered as
a long line
a medium line
a short line
any of the above

⇒ In a 70/6 A.C.S.R. conductor there are
35 aluminium conductors and 3 steel conductors
70 aluminium conductors and 6 steel conductors
70 steel conductors and 6 aluminium conductors
none of the above

⇒ Constant voltage transmission entails the following disadvantage
large conductor area is required for same power transmission
short-circuit current of the system is increased
either of the above
none of the above

⇒ In transmission and distribution system the permissible voltage variation is
± 1 percent
± 10 percent
± 20 percent
± 30 percent

⇒ The material used for the manufacture of grounding wires is
cast iron
aluminium
stainless steel
galvanised steel

⇒ The power factor of industrial loads is generally
unity
lagging
leading
zero

⇒ When an alternator connected to the bus-bar is shut, down the bus-bar voltage will
fall
rise
remain unchanged
none of the above

⇒ The material generally used for armour of high voltage cables is
aluminium
steel
brass
copper