The diameter of conductor used in LT 660 V grade power cables depends on

The diameter of conductor used in LT 660 V grade power cables depends on
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The diameter of conductor used in LT 660 V grade power cables depends on current to be carried

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The size of a conductor used in power cables depends on the: ...

Description : The size of a conductor used in power cables depends on the:  (A) operating voltage  (C) current to be carried (B) power factor (D) type of insulation used

Last Answer : The size of a conductor used in power cables depends on the: current to be carried

The thickness of the layer of insulation on the conductor, in cables, depends upon (a) Reactive power (b) Power factor (c) Voltage (d) Current carrying capacity

Description : The thickness of the layer of insulation on the conductor, in cables, depends upon (a) Reactive power (b) Power factor (c) Voltage (d) Current carrying capacity

Last Answer : (c) Voltage

The size of a conductor used in power cables depends on the (A) operating voltage. (B) power factor. (C) current to be carried. (D) type of insulation used.

Description : The size of a conductor used in power cables depends on the (A) operating voltage. (B) power factor. (C) current to be carried. (D) type of insulation used.

Last Answer : (C) current to be carried.

Aluminium conductor cables can be joined by

Description : Aluminium conductor cables can be joined by   (a) Gas welding (b) Soldering (c) Compression (d) Thermit welding

Last Answer : welding

Solve the following inequations `(i) (sinx-2)(2sinx-1) lt 0` `(ii) (2cosx-1)(cosx) le 0` `(iii) sinx+sqrt(3)cosx ge 1` `(iv) cos^(2)x+sinx le 2` `(v)

Description : Solve the following inequations `(i) (sinx-2)(2sinx-1) lt 0` `(ii) (2cosx-1)(cosx) le 0` `(iii) sinx+sqrt(3)cosx ge 1` `(iv) cos^(2)x+sinx le 2` `(v)

Last Answer : Solve the following inequations `(i) (sinx-2)(2sinx-1) lt 0` `(ii) (2cosx-1)(cosx) le 0` `(iii) sinx+sqrt(3) ... ^(2)x+sinx le 2` `(v) tan^(2)x gt 3`

Solve the following in equalities `(i) |x+7| gt 5` `(ii) |x+3| lt 10` `(iii) (x+2) lt |x^(2)+3x+5|``(iv) |(2x-1)/(x-1)| gt 2` `(v) |x-6| le x^(2)-5x+9

Description : Solve the following in equalities `(i) |x+7| gt 5` `(ii) |x+3| lt 10` `(iii) (x+2) lt |x^(2)+3x+5|``(iv) |(2x-1)/(x-1)| gt 2` `(v) |x-6| le x^(2)-5x+9

Last Answer : Solve the following in equalities `(i) |x+7| gt 5` `(ii) |x+3| lt 10` `(iii) (x+2) lt |x^(2)+3x+5|``(iv) ... -5) lt 0` `(viii) |x-1|+|x-2|+|x-3| le 6`

State the four methods of laying of cable. State precautions while laying of underground cable in the situation : (i) Minimum clearance between cable and water pipe line when running in parallel. (ii) Minimum clearance between cable and water pipe line when running in parallel. (iii) If cable is laid through pipe what should be diameter of pipe. (iv) When more than one cable is to be laid in the same trench, what should be minimum spacing between two cables ?

Description : State the four methods of laying of cable. State precautions while laying of underground cable in the situation : (i) Minimum clearance between cable and water pipe line when running in parallel. (ii) ... is to be laid in the same trench, what should be minimum spacing between two cables ?  

Last Answer : (i) Minimum clearance between cable and water pipe line when running in parallel:- 0.5 mtr. (ii) Minimum clearance between cable and water pipe line when running in parallel:- 0.5 mtr ... should be minimum spacing between two cables :- Then minimum 30 cm spacing is provided between 2 cables 

A conductor of diameter d, length 1 consumes a power of W when a current I flows through it. What will be...

Description : A conductor of diameter d, length 1 consumes a power of W when a current I flows through it. What will be the power consumed if d is doubled, 1 is halved and current is tripled ?

Last Answer : A conductor of diameter d, length 1 consumes a power of W when a current I flows through it. What will be the power consumed if d is doubled, 1 is halved and current is tripled ?  72 W

Why 1.1 kV grade cables used for 415V?

Description : Why 1.1 kV grade cables used for 415V?

Last Answer : To take care of the both earthed / unearthed systems.  

Copper as conductor for cables is used as (a) annealed (b) hardened and tempered (c) hard drawn (d) alloy with chromium

Description : Copper as conductor for cables is used as (a) annealed (b) hardened and tempered (c) hard drawn (d) alloy with chromium

Last Answer : (a) annealed

The electrostatic stress in underground cables is (a) same at the conductor and the sheath (b) minimum at the conductor and maximum at the sheath (c) maximum at the conductor and minimum at the sheath (d) zero at the conductor as well as on the sheath (e) none of the above

Description : The electrostatic stress in underground cables is (a) same at the conductor and the sheath (b) minimum at the conductor and maximum at the sheath (c) maximum at the conductor and minimum at the sheath (d) zero at the conductor as well as on the sheath (e) none of the above

Last Answer : (c) maximum at the conductor and minimum at the sheath

Solid type cables are considered unreliable beyond 66 kV because (a) insulation may melt due to higher temperature (b) skin effect dominates on the conductor (c) of corona loss between conductor and sheath material (d) there is a danger of breakdown of insulation due to the presence of voids

Description : Solid type cables are considered unreliable beyond 66 kV because (a) insulation may melt due to higher temperature (b) skin effect dominates on the conductor (c) of corona loss between conductor and sheath material (d) there is a danger of breakdown of insulation due to the presence of voids

Last Answer : (d) there is a danger of breakdown of insulation due to the presence of voids

In the cables, the location of fault is usually found out by comparing (a) the resistance of the conductor (b) the inductance of conductors (c) the capacitances of insulated conductors (d) all above parameters

Description : In the cables, the location of fault is usually found out by comparing (a) the resistance of the conductor (b) the inductance of conductors (c) the capacitances of insulated conductors (d) all above parameters

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ACSR (Aluminium Conductor Steel Reinforced) are used as (A) over head transmission lines. (B) super conductors. (C) fuse (D) underground cables.

Description : ACSR (Aluminium Conductor Steel Reinforced) are used as (A) over head transmission lines. (B) super conductors. (C) fuse (D) underground cables.

Last Answer : (A) over head transmission lines.

lt the length, number of turns and area of a coil are doubled, the inductance of the coil

Description : lt the length, number of turns and area of a coil are  doubled, the inductance of the coil

Last Answer : lt the length, number of turns and area of a coil are  doubled, the inductance of the coil is quadrupled

resistance of conductor depends on?

Description : resistance of conductor depends on?

Last Answer : Use of material Temperature of surrounding Length of conductor Area of cross section of conductor

A stone is dropped into a deep shaft without any initial velocity. The sound of the stone hitting the bottom is heard after 4 seconds. If the velocity of sound is 330 m/sec the depth of the shaft will be a.33.1 m b.660 m c.165 m d.66.2 m e.330 m

Description : A stone is dropped into a deep shaft without any initial velocity. The sound of the stone hitting the bottom is heard after 4 seconds. If the velocity of sound is 330 m/sec the depth of the shaft will be a.33.1 m b.660 m c.165 m d.66.2 m e.330 m

Last Answer : d. 66.2 m

Is 6 km greater or smaller or equal than 660 m?

Description : Is 6 km greater or smaller or equal than 660 m?

Last Answer : 6 km equals 6000 m which is greater than 660 m

What is 15 of 660?

Description : What is 15 of 660?

Last Answer : .15 * 660 = 99

What is 15 of 660?

Description : What is 15 of 660?

Last Answer : .15 * 660 = 99

Witch is bigger 6 km or 660 m?

Description : Witch is bigger 6 km or 660 m?

Last Answer : 6 km

If the line voltage to the controller shown in the illustration is 440 volts, what is applied across the control circuit? EL-0080 A. 110 volts B. 220 volts C. 440 volts D. 660 volts

Description : If the line voltage to the controller shown in the illustration is 440 volts, what is applied across the control circuit? EL-0080 A. 110 volts B. 220 volts C. 440 volts D. 660 volts

Last Answer : Answer: C

If the line voltage to the controller shown in the illustration is 440 volts, what voltage is applied across the motor when contacts 'S' close? EL-0080 A. 110 volts B. 220 volts C. 440 volts D. 660 volts

Description : If the line voltage to the controller shown in the illustration is 440 volts, what voltage is applied across the motor when contacts 'S' close? EL-0080 A. 110 volts B. 220 volts C. 440 volts D. 660 volts

Last Answer : Answer: B

The wavelength of visible light extends from a. 0.8 to 1.0 nm b. 400 to 750 nm c. 200 to 660 nm d. 700 to 1200 nm

Description : The wavelength of visible light extends from a. 0.8 to 1.0 nm b. 400 to 750 nm c. 200 to 660 nm d. 700 to 1200 nm

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A superhet receiver has an IF of 455 kHz and is experiencing image-channel interference on a frequency of 1570 kHz. The receiver is tuned to A. 1115 kHz B. 660 kHz C. 2025 kHz D. 910 kHz

Description : A superhet receiver has an IF of 455 kHz and is experiencing image-channel interference on a frequency of 1570 kHz. The receiver is tuned to A. 1115 kHz B. 660 kHz C. 2025 kHz D. 910 kHz

Last Answer : B. 660 kHz

In the human kidney: a. renal plasma flow is normally 660 ml/minute b. blood flow in the cortex is greater than that in the medulla c. resorption of ions and water occurs mainly in the distal convoluted tubules d. anti-diuretic hormone increases water resorption mainly in the distal convoluted tubules

Description : In the human kidney: a. renal plasma flow is normally 660 ml/minute b. blood flow in the cortex is greater than that in the medulla c. resorption of ions and water ... the distal convoluted tubules d. anti-diuretic hormone increases water resorption mainly in the distal convoluted tubules

Last Answer : blood flow in the cortex is greater than that in the medulla

A liquid is pumped at the rate of 600 litres using 1000 rpm. If the rpm is changed to 1100, the liquid pumped is __________ litres. (A) 600(B) 660 (C) 1.1 (D) 60

Description : A liquid is pumped at the rate of 600 litres using 1000 rpm. If the rpm is changed to 1100, the liquid pumped is __________ litres. (A) 600 (B) 660 (C) 1.1 (D) 60

Last Answer : (B) 660

Among which locomotive steam engines have the highest efficiency? a) 1 MW b) 2 MW c) 30 MW d) 660 MW

Description : Among which locomotive steam engines have the highest efficiency? a) 1 MW b) 2 MW c) 30 MW d) 660 MW

Last Answer : d) 660 MW

You are cruising at FL 200, OAT is -40°C, sea level pressure is 1033 hPa. Calculate the true altitude. a. 20,660 ft b. 21,740 ft c. 18,260 ft d. 19, 340 ft

Description : You are cruising at FL 200, OAT is -40°C, sea level pressure is 1033 hPa. Calculate the true  altitude.  a. 20,660 ft  b. 21,740 ft  c. 18,260 ft  d. 19, 340 ft

Last Answer : d. 19, 340 ft

In 2004, if the difference between number of male qualified candidates and number of female qualified candidates was 120, what was the number of appeared candidates in 2004? A. 840 B. 800 C. 660 D. 600 E. 720

Description : In 2004, if the difference between number of male qualified candidates and number of female qualified candidates was 120, what was the number of appeared candidates in 2004? A. 840 B. 800 C. 660 D. 600 E. 720

Last Answer : B. 800

The change in base current will be A) 0.66 micro ampere B) 6.6 micro amperes C) 66 micro amperes D) 660 micro amperes.

Description : The change in base current will be A) 0.66 micro ampere B) 6.6 micro amperes C) 66 micro amperes D) 660 micro amperes.

Last Answer : A) 0.66 micro ampere

The wavelength of a visible extends from ∙ A. 0.8 to 1.6 um ∙ B. 400 to 750 nm ∙ C. 200 to 660 nm ∙ D. 700 to 1200 nm

Description : The wavelength of a visible extends from ∙ A. 0.8 to 1.6 um ∙ B. 400 to 750 nm ∙ C. 200 to 660 nm ∙ D. 700 to 1200 nm

Last Answer : B. 400 to 750 nm

The wavelength of visible light extends from ∙ a. 0.8 to 1.0 nm ∙ b. 400 to 750 nm ∙ c. 200 to 660 nm ∙ d. 700 to 1200 nm

Description : The wavelength of visible light extends from ∙ a. 0.8 to 1.0 nm ∙ b. 400 to 750 nm ∙ c. 200 to 660 nm ∙ d. 700 to 1200 nm

Last Answer : b. 400 to 750 nm

You are cruising at FL 200, OAT is -40°C, sea level pressure is 1033 hPa. Calculate the true altitude. a. 20,660 ft b. 21,740 ft c. 18,260 ft d. 19, 340 ft

Description : You are cruising at FL 200, OAT is -40°C, sea level pressure is 1033 hPa. Calculate the true altitude. a. 20,660 ft b. 21,740 ft c. 18,260 ft d. 19, 340 ft

Last Answer : d. 19, 340 ft

A threshing cylinder of 15cm radius is rotating at 700rpm if peripheral velocity (m/sec) will be a. 11 b.105 c. 210 d. 660

Description : A threshing cylinder of 15cm radius is rotating at 700rpm if peripheral velocity (m/sec) will be a. 11 b.105 c. 210 d. 660

Last Answer : a. 11

What is the value given to standard pressure in Torrs? w) 540 x) 660 y) 760 z) 780

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A certain thing is thrown twice from a place with the gap of 45 minutes between the two shots. A girl approaching this point in a train heard the second shot 44 minutes after she heard the first shot. What is the speed of train (in kmph) if sound travels at 660 m/s? a) 62 km/hr b) 54 km/hr c) 48 km/hr d) 27 km/hr

Description : A certain thing is thrown twice from a place with the gap of 45 minutes between the two shots. A girl approaching this point in a train heard the second shot 44 minutes after she heard the first shot. What is the speed of train ... travels at 660 m/s? a) 62 km/hr b) 54 km/hr c) 48 km/hr d) 27 km/hr

Last Answer : B Actual time between the two shots being fired = 45 minutes. If a girl was stationary she would have heard the shots after 44 minutes. But since the train was moving towards the source, she heard the second shot after ... = (15 *18/5) km/hr =54 km/hr Hence the speed of the train is 54 km/hr

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Description : Compare pin type and suspension insulators on given points: (i) Position of insulator on cross arm. (ii) Position of conductor on insulator. (iii) Reaction on cross arm. (iv) Possibility of ... Replacement cost (vi) Maximum voltage level (vii) Effect on height of supporting structure. (viii) Life 

Last Answer : S.No  Points Pin Type insulator Suspension or Disc Type insulator 1 Position of insulator on cross arm It is fixed on top of cross arm by using galvanized steel pin. So it is ... so to maintain minimum ground clearance height of pole increase.  8 Life Less More

What are the types of cables used in 6.6 kV and 415 V system voltages?

Description : What are the types of cables used in 6.6 kV and 415 V system voltages? 

Last Answer : In 6.6 kV system AC (unearthed) grade having stranded aluminium conductors cables are used. Their insulation's are as follows. 1. XLPE - Crossed linked polyethylene insulation. 2. FRLS PVC - Fire ... V grade copper or aluminium stranded cables are used. Their insulations are HR PVC and FS type. 

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Last Answer : (d) 1000 V

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Last Answer : (D) All the above

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Last Answer : Answer: C

The main limitation for power handling capability of short length transmission lines and cables is

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Last Answer : The main limitation for power handling capability of short length transmission lines and cables is thermal effect limit

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Last Answer : Answer: Option D

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women like to show and shine in 2021: Jackie mack womes rings.som wonderful creatons.thrill in pure stasis.lt is surprising how this jewelry of simple structure has evolved over the centuries.to be a symbol of especial promise?

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What physical quantity has dimensions (LT)?

Description : What physical quantity has dimensions (LT)?

Last Answer : The dimension of mass, length and time are represented as [M] [L] [T], so I think those would be Length [L] and time [T] which comes down to LT. Hope this answers your question.

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Description : Find the maximum and minimum values of the function `f(x) = (sin x)/(1+ tan x) ,(0 lt x lt 2pi)`.

Last Answer : Find the maximum and minimum values of the function `f(x) = (sin x)/(1+ tan x) ,(0 lt x lt 2pi)`.

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Description : Find the maximum and minimum values of the function `f(x) = x+ sin 2x, (0 lt x lt pi)`.

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