At a grid sub stations the voltage is stepped up to reduce loss of which thing? -Do You Know?

At a grid sub stations the voltage is stepped up to reduce loss of which thing? -Do You Know?
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Autotransformer starters or compensators are sometimes used with polyphase induction motors to _____________. A. reduce the voltage applied to the motor during the starting period B. increase the voltage for 'across-the-line starting' C. provide a backup means of voltage regulation for emergency starting D. allow the voltage to be either stepped up or down, depending on the application, to ensure full torque

Description : Autotransformer starters or compensators are sometimes used with polyphase induction motors to _____________. A. reduce the voltage applied to the motor during the starting period B. increase the voltage for ' ... to be either stepped up or down, depending on the application, to ensure full torque

Last Answer : Answer: A

Voltage can be stepped up from 6 to approximately a) 10,000 volts b) 15.00 0 volts c) 20,000 volts d) 25,000 volts

Description : Voltage can be stepped up from 6 to approximately a) 10,000 volts b) 15.00 0 volts c) 20,000 volts d) 25,000 volts

Last Answer : c) 20,000 volts

The secondary coil of a transformer in which the voltage is stepped down are usually made of thicker wire than primary. Why?

Description : The secondary coil of a transformer in which the voltage is stepped down are usually made of thicker wire than primary. Why?

Last Answer : The secondary coil is made of thicker wire to sustain larger electric current.

Which is not a possible cause of optical fiber loss? ∙ a. Impurities ∙ b. Glass attenuation ∙ c. Stepped index operation ∙ d. Microbending

Description : Which is not a possible cause of optical fiber loss? ∙ a. Impurities ∙ b. Glass attenuation ∙ c. Stepped index operation ∙ d. Microbending

Last Answer : ∙ c. Stepped index operation

When the interconnector between two stations has large reactance (a) the transfer of power will take place with voltage fluctuation and noise (b) the transfer of power will take place with least loss (c) the stations will fall out of step be¬cause of large angular displacement between the stations (d) none of the above

Description : When the interconnector between two stations has large reactance (a) the transfer of power will take place with voltage fluctuation and noise (b) the transfer of power will take place with least loss ... out of step be¬cause of large angular displacement between the stations (d) none of the above

Last Answer : (c) the stations will fall out of step be¬cause of large angular displacement between the stations

Eliminate, Reduce, Raise, Create (ERRC) Grid is a tool used in which of the following? A. Benchmarking B. Blue Ocean Strategy C. Business Process Re-engineering D. Balanced Scorecard

Description : Eliminate, Reduce, Raise, Create (ERRC) Grid is a tool used in which of the following? A. Benchmarking B. Blue Ocean Strategy C. Business Process Re-engineering D. Balanced Scorecard

Last Answer : Blue Ocean Strategy

The suppressor grid is added to a tetrode to reduce what undesirable characteristic of tetrode operation?

Description : The suppressor grid is added to a tetrode to reduce what undesirable characteristic of tetrode operation?

Last Answer : Secondary emission.

How does the addition of a screen grid in a tetrode reduce interelectrode capacitance?

Description : How does the addition of a screen grid in a tetrode reduce interelectrode capacitance?

Last Answer : The interelectrode capacitance (cpg) is divided between two series capacitances; thus, cpg is greatly reduced.

function of equipment’s used in sub-stations : (i) Earth Switch (ii) Relay (iii) Lighting Arrester (iv) Auxiliary transformer

Description : function of equipment’s used in sub-stations : (i) Earth Switch (ii) Relay (iii) Lighting Arrester (iv) Auxiliary transformer 

Last Answer : (i) Earth Switch   It's function is to discharge the ground capacitance when line is open circuited for maintenance purpose by isolator.) Earthing switch is inter - locked with isolator from the safety point ... 3-ph, 4wire, 400V) to give supply to control room, area lighting, staff quarters etc, 

The transmission lines which feed different sub-stations represent __________.

Last Answer : The transmission lines which feed different sub-stations represent primary distribution.

What are the problems in station operation due to grid under voltage?

Description : What are the problems in station operation due to grid under voltage?

Last Answer : a) All the HT motors overloaded. b) VAR load increases on generator leads to heating up of rotor c) Stator current increases for same power export leads to stator over heating.

How does transit time affect the relationship of the grid voltage and the plate current at high frequencies?

Description : How does transit time affect the relationship of the grid voltage and the plate current at high frequencies?

Last Answer : Transit time causes the grid voltage and plate current to be out of phase

A tube has a transconductance of 800 mhos and a load resistor of 50 kohms. When control grid voltage varies by 6 volts, the plate voltage will vary by what amount?

Description : A tube has a transconductance of 800 mhos and a load resistor of 50 kohms. When control grid voltage varies by 6 volts, the plate voltage will vary by what amount?

Last Answer : 240 volts.

If the mu of a tube is 85 and the signal at the control grid is 4 volts ac, the plate voltage will vary by what amount?

Description : If the mu of a tube is 85 and the signal at the control grid is 4 volts ac, the plate voltage will vary by what amount?

Last Answer : 340 volts.

The plate voltage of a tube will vary 126 volts when a 3-volt ac signal is applied to the control grid. What is the gain of this tube?

Description : The plate voltage of a tube will vary 126 volts when a 3-volt ac signal is applied to the control grid. What is the gain of this tube?

Last Answer : 42.

The advantage of periscope antenna in microwave A. Minimize interference to and from other neighboring stations B. Shorten waveguide link C. Reduce tower height D. All of these

Description : The advantage of periscope antenna in microwave A. Minimize interference to and from other neighboring stations B. Shorten waveguide link C. Reduce tower height D. All of these

Last Answer : B. Shorten waveguide link

Why high voltage can reduce power loss?

Description : Why high voltage can reduce power loss?

Last Answer : when voltage has increased due to reduced current flow, thus power loss given by ( I^2R) will be low due to reduced current(I^2) provided that resistance (R) is constant.

What two radio stations do you listen to in the car the most? -Do You Know?

Description : What two radio stations do you listen to in the car the most? -Do You Know?

Last Answer : NEED ANSWER

Benefit from stepped-up basis by having my parents buy stock for me?

Description : Benefit from stepped-up basis by having my parents buy stock for me?

Last Answer : Get a tax lawyer and don’t ask on a random inter-web site what to do with your money. It could go the ASPCA or homeless shelter if their will is not directed to you.

Pick up the incorrect statement from the following: (A) The width of the wall is constructed thicker at the base in a stepped fashion (B) A long vertical load transferring concrete structure is called a concrete pile (C) In pile which transfers the load to the soil by the friction between the pile and the surrounding soil is called friction pile (D) The pile which transfers the load to a hard rock bed at certain depth is called load bearing

Description : Pick up the incorrect statement from the following: (A) The width of the wall is constructed thicker at the base in a stepped fashion (B) A long vertical load transferring concrete structure is ... ) The pile which transfers the load to a hard rock bed at certain depth is called load bearing

Last Answer : Answer: Option D

How would you feel if you were doing an obstacle course and you were wobbling on the first obstacle, so you just stepped off the course and got disqualified?

Description : How would you feel if you were doing an obstacle course and you were wobbling on the first obstacle, so you just stepped off the course and got disqualified?

Last Answer : I would be disappointed in myself for not being able to make it through the first obstacle. Then go shower and change my clothes and go home.

Are you willing to and/or have you ever "stepped on someone's toes" to get what you want?

Description : Are you willing to and/or have you ever "stepped on someone's toes" to get what you want?

Last Answer : Yes. It was worth it because it got me money I desperately needed and it didn’t do much harm (I think), but I wish I’d had more foresight and planned things more carefully, because I think I could have achieved the same end without hurting anyone.

People want God to prevent massacres of the innocent or horrendous disasters, if He stepped in and did that and wanted to step in and control other areas how would people feel?

Description : People want God to prevent massacres of the innocent or horrendous disasters, if He stepped in and did that and wanted to step in and control other areas how would people feel?

Last Answer : answer:Fine with me. I say bring on the divine intervention, both when disaster strikes and also when us faulty humans need a guiding hand.

What did you do the last time you stepped out of your front door?

Description : What did you do the last time you stepped out of your front door?

Last Answer : Went out to get take out.

Was captain kirk snuffed out every time he stepped into the teleporter? Would that be him on the other side or just a copy?

Description : Was captain kirk snuffed out every time he stepped into the teleporter? Would that be him on the other side or just a copy?

Last Answer : Ah, teleporter theorizing! I love it. Quick summary of how the teleporter works: it breaks down your body into its molecules and creates a huge array of that data. It is only that array, that data that is ... as long as the transporter can copy that exactly, I see no reason why it would not be me.

Have you ever stepped on something sharp?

Description : Have you ever stepped on something sharp?

Last Answer : When I was four my dad was building a room addition. I walked out barefoot, stepped on a block of wood with a nail in it. The nail went all the way through my foot. I walked into the kitchen and looked at my mom and said “hey look! I’m Al Jolson!” and I tap danced with the block of wood.

should I prune my stellad'oro If it has been stepped on and flattened

Description : should I prune my stellad'oro If it has been stepped on and flattened

Last Answer : Need Answer

People have stepped on me, but not many. I never stay full for long. I have a dark side. What am I? -Riddles

Description : People have stepped on me, but not many. I never stay full for long. I have a dark side. What am I? -Riddles

Last Answer : The moon.

All the electricity was out in town and none of the street lights or traffic signals had power. A dark limousine was cruising down the newly paved blacktop, with its headlights off. A young boy dressed totally in black (with no reflectors) stepped out to cross the street. The moon wasn't out and the boy had no flashlight, yet the driver stopped to let the boy cross the street. How did the driver see the boy? -Riddles

Description : All the electricity was out in town and none of the street lights or traffic signals had power. A dark limousine was cruising down the newly paved blacktop, with its headlights off. A young boy dressed ... the driver stopped to let the boy cross the street. How did the driver see the boy? -Riddles

Last Answer : The driver saw the boy because it was during the daylight hours.

How many people stepped on the Moon -General Knowledge

Description : How many people stepped on the Moon -General Knowledge

Last Answer : 12 people according to me

How many times Christopher Columbus actually stepped foot on the mainland of North America?

Description : How many times Christopher Columbus actually stepped foot on the mainland of North America?

Last Answer : Never

Do you know when the first man stepped on the moon?

Description : When it comes to staying on the moon, when and who first stepped on the moon?

Last Answer : July 20, 1969 Neil Armstrong and Buzz Aldrin

Who first stepped on the moon and what was it that has become famous since then?

Description : What was the famous saying of the first astronaut to land on the moon?

Last Answer : Neil Armstrong and said, "It's a small step for a man, but a huge leap for humanity."

how to build a wooden stepped pyramid for growing strawberries

Description : how to build a wooden stepped pyramid

Last Answer : I assume that you are asking about the parameters of terraces for growing strawberries ... The height of the step should be 15-20 cm and the area for individual plants also about 15-20 x 15-20 cm ( ... many plants can fit on the terraces and the soil will be depleted quickly. ;-) fittings. ;-)

What does the stepped reckoner do that to pascals machine couldn't?

Description : What does the stepped reckoner do that to pascals machine couldn't?

Last Answer : Need answer

What did the Han Dynasty lose when the last emperor stepped down?

Description : What did the Han Dynasty lose when the last emperor stepped down?

Last Answer : Need answer

What did it mean when he said One small step for a man one giant leap for mankind what did he meant when he stepped on the moon?

Description : What did it mean when he said One small step for a man one giant leap for mankind what did he meant when he stepped on the moon?

Last Answer : I don’t know

What should you do after you stepped out of a sand trap?

Description : What should you do after you stepped out of a sand trap?

Last Answer : Tap the bottoms of your shoes with your club so the sand goesback in the bunker and then rake the bunker with the rakeprovided.

How did Rikki tikkii Tavi feel the first time he stepped in the garden?

Description : How did Rikki tikkii Tavi feel the first time he stepped in the garden?

Last Answer : pinche pendejo dime la respuestaaa

A set of rods where numbers were carved and used for multiplication and division aids is known as A) Pascaline B) Napier’s Bones C) Stepped Reckoner D) Slide Rule

Description : A set of rods where numbers were carved and used for multiplication and division aids is known as A) Pascaline B) Napier’s Bones C) Stepped Reckoner D) Slide Rule

Last Answer : Answer : B

The Stepped Reckoner was invented by A) John Napier B) William Oughtred C) Gottfried Leibnitz D) Blaise Pascal

Description : The Stepped Reckoner was invented by A) John Napier B) William Oughtred C) Gottfried Leibnitz D) Blaise Pascal

Last Answer : Answer : C

Why stepped cores are used?

Description : Why stepped cores are used?

Last Answer : (i) To reduce the space effectively. (ii) To obtain reduced length of mean turn of the windings. (iii) To reduce I² R loss.

The shaft is always stepped with ________ diameter at the middle portion and __________ diameter at the shaft ends. a) Minimum, maximum b) Maximum, minimum c) Minimum, minimum d) Zero, infinity

Description : The shaft is always stepped with ________ diameter at the middle portion and __________ diameter at the shaft ends. a) Minimum, maximum b) Maximum, minimum c) Minimum, minimum d) Zero, infinity

Last Answer : b) Maximum, minimum

The shaft is always stepped with ________ diameter at the middle portion and __________ diameter at the shaft ends. a) Minimum, maximum b) Maximum, minimum c) Minimum, minimum d) Zero, infinity

Description : The shaft is always stepped with ________ diameter at the middle portion and __________ diameter at the shaft ends. a) Minimum, maximum b) Maximum, minimum c) Minimum, minimum d) Zero, infinity

Last Answer : b) Maximum, minimum

Which of the following type of sea walls results in greatest protection of shore structures? (A) Vertical sea wall (B) Sea wall with batter (C) Stepped sea wall (D) Sea wall with concave face

Description : Which of the following type of sea walls results in greatest protection of shore structures? (A) Vertical sea wall (B) Sea wall with batter (C) Stepped sea wall (D) Sea wall with concave face

Last Answer : (D) Sea wall with concave face

The stepped structure provided for lateral support of a structure, is (A) Retaining wall (B) Breast wall (C) Buttress (D) Parapet wall

Description : The stepped structure provided for lateral support of a structure, is (A) Retaining wall (B) Breast wall (C) Buttress (D) Parapet wall

Last Answer : Answer: Option C

The shaft is always stepped with ________ diameter at the middle portion and __________ diameter at the shaft ends. a) Minimum, maximum b) Maximum, minimum c) Minimum, minimum d) Zero, infinity

Description : The shaft is always stepped with ________ diameter at the middle portion and __________ diameter at the shaft ends. a) Minimum, maximum b) Maximum, minimum c) Minimum, minimum d) Zero, infinity

Last Answer : b) Maximum, minimum

The operating characteristics of a reactance type distance relay (A) a stepped waveform for increasing

Description : The operating characteristics of a reactance type distance relay (A) a stepped waveform for increasing reactance (B) a straight line for a constant reactance (C) a circle for a constant reactance (D) a set of circles for variable reactances

Last Answer : The operating characteristics of a reactance type distance relay a straight line for a constant reactance

One of the purposes of sub-cooling the liquid refrigerant is to (a) reduce compressor overheating (b) reduce compressor discharge temperature (c) increase cooling effect (d) ensure that only liquid and not the vapour enters the expansion (throttling) valve

Description : One of the purposes of sub-cooling the liquid refrigerant is to (a) reduce compressor overheating (b) reduce compressor discharge temperature (c) increase cooling effect (d) ensure that only liquid and not the vapour enters the expansion (throttling) valve

Last Answer : Ans: d