Voltage required to operate a neon-sign tube depends upon

Question

Voltage required to operate a neon-sign tube depends upon

asked May 15, 2018 by anonymous

1 Answer

Related questions

What are the materials used in Neon sign tube lamps for different colors?

Description : What are the materials used in Neon sign tube lamps for different colors?

Last Answer : Following are the materials used in neon sign tubes for different colors. For, Red - Neon gas. Reddish orange - Neon gas + Argon gas. Blue - Vapour of mercury. Golden - Neon gas + ... tube. By depositing fluorescent powder on the inner surface of the tube varying colors in intensity can be made.

Explain the working of Neon sign tube with diagram.

Description : Explain the working of Neon sign tube with diagram.

Last Answer : Neon sign tube: The construction & circuit diagram for neon tube is as shown in fig. Basically neon tube is used for advertisement or decoration purpose. The maximum length of tube is ... the HT transformer must be earthed separately. * Caution notice of danger board is required.

A high voltage applied to a gas discharge tube containing neon gas at very low pressure causes a current to flow through the tube. Which one of the following are the particles that flow towards the cathode? Are they w) electrons x) protons y) negatively charged neon ions z) positively charged neon ions

Description : A high voltage applied to a gas discharge tube containing neon gas at very low pressure causes a current to flow through the tube. Which one of the following are the particles that flow towards the ... Are they w) electrons x) protons y) negatively charged neon ions z) positively charged neon ions

Last Answer : ANSWER: Z -- POSITIVELY CHARGED NEON IONS

The purpose of the capacitor within component 'B' of the circuit shown in the illustration is to ____________. EL-0081 A. prolong the life of the component's contacts B. discharge the neon within the envelope C. counteract the inductive reactance in the circuit D. store power to operate the circuit should 'D' open

Description : The purpose of the capacitor within component 'B' of the circuit shown in the illustration is to ____________. EL-0081 A. prolong the life of the component's contacts B. discharge the neon within ... the inductive reactance in the circuit D. store power to operate the circuit should 'D' open

Last Answer : Answer: A

What circuit in the TV receiver is used to develop the high voltage needed to operate the picture tube?

Description : What circuit in the TV receiver is used to develop the high voltage needed to operate the picture tube?

Last Answer : Horizontal output

Pick out the wrong statement. (A) Orifice baffles are never used in a shell and tube heat exchanger (B) Pressure drop on the shell side of a heat exchanger depends upon tube pitch also

Description : Pick out the wrong statement. (A) Orifice baffles are never used in a shell and tube heat exchanger (B) Pressure drop on the shell side of a heat exchanger depends upon tube pitch also

Last Answer : (A) Orifice baffles are never used in a shell and tube heat exchanger

A common fluorescent tube contains (a) sodium vapour (b) argon at low pressure (c) mercury vapour at low pressure (d) mercuric oxide and neon

Description : A common fluorescent tube contains (a) sodium vapour (b) argon at low pressure (c) mercury vapour at low pressure (d) mercuric oxide and neon

Last Answer : Ans:(c)

Neon gas is (A) Flammable in nature (B) Used in color discharge tube (C) Filled in lamps having tungsten filament (D) All (A), (B) and (C)

Description : Neon gas is (A) Flammable in nature (B) Used in color discharge tube (C) Filled in lamps having tungsten filament (D) All (A), (B) and (C)

Last Answer : (B) Used in color discharge tube

Type of lasers that use organic dyes enclosed in glass tube for an active medium. ∙ A. liquid lasers ∙ B. plasma lasers ∙ C. neon lasers ∙ D. ruby lasers

Description : Type of lasers that use organic dyes enclosed in glass tube for an active medium. ∙ A. liquid lasers ∙ B. plasma lasers ∙ C. neon lasers ∙ D. ruby lasers

Last Answer : liquid lasers

Type of lasers that uses a mixture of helium and neon enclosed in glass tube. ∙ A. gas lasers ∙ B. solid lasers ∙ C. semiconductor lasers ∙ D. liquid lasers

Description : Type of lasers that uses a mixture of helium and neon enclosed in glass tube. ∙ A. gas lasers ∙ B. solid lasers ∙ C. semiconductor lasers ∙ D. liquid lasers

Last Answer : A. gas lasers

In Helium-neon Laser discharge tube, neon gas is a) 85% b) 15% c) 75% d) 45%

Description : In Helium-neon Laser discharge tube, neon gas is a) 85% b) 15% c) 75% d) 45%

Last Answer : b) 15%

In Helium-neon Laser discharge tube, helium gas is a) 15% b) 85% c) 75% d) 35%

Description : In Helium-neon Laser discharge tube, helium gas is a) 15% b) 85% c) 75% d) 35%

Last Answer : b) 85%

On AC vessels, which of the following statements represents the most difficult problem involved in obtaining a DC potential suitable for use by computer components? A. A stepdown transformer is always required. B. Vessel vibrations affect the voltage source. C. The voltage must be rectified and made ripple free. D. Rectifiers cannot operate with voltage regulators.

Description : On AC vessels, which of the following statements represents the most difficult problem involved in obtaining a DC potential suitable for use by computer components? A. A stepdown transformer is ... voltage must be rectified and made ripple free. D. Rectifiers cannot operate with voltage regulators.

Last Answer : Answer: C

The value of the capacitance depends upon the________________? A.voltage applied B. thickness of the capacitor plates C. geometry of the capacitor D. dinsity of the capacitor plates

Description : The value of the capacitance depends upon the________________? A.voltage applied B. thickness of the capacitor plates C. geometry of the capacitor D. dinsity of the capacitor plates

Last Answer : Ans: C

The open circuit voltage of any storage cell depends wholly upon A. Its chemical constituents B. On the strength of its electrolyte C. Its temperature D. All of the above

Description : The open circuit voltage of any storage cell depends wholly upon A. Its chemical constituents B. On the strength of its electrolyte C. Its temperature D. All of the above

Last Answer : D. All of the above

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

What is a neon sign?

Description : What is the chemical sign of neon and what are the main properties of this material? Maybe you can write something about the use of neon?

Last Answer : Chemical sign of neon No. Main physical properties of neon: Physical state Gas Density (0 ° C, 101.325 kPa) 0.9002 g / l Triple point 24.5561 K, 43,200 Pa Melting point 24.56 K ... lamps. It is used in electron tubes, lightning arresters and in the past in the picture tubes of televisions.

Where can I buy a neon open sign for my business?

Description : Where can I buy a neon open sign for my business?

Last Answer : Hd projectors come in many shapes and sizes with a variety of features. The most common ones include 720p and 1080p projectors. 1080p projectors are the most advanced, giving you the best picture ... in quality but are also cheaper. 1080p projectors start at about $1500 and 720p start at $300.

The type of glass used in making neon sign tubings is

Description : The type of glass used in making neon sign tubings is

Last Answer : lead glass.

Time of exposure required for taking photograph of an object depends upon the – (1) brightness of the object (2) skill of photographer (3) proximity of object (4) size of the object

Description : Time of exposure required for taking photograph of an object depends upon the – (1) brightness of the object (2) skill of photographer (3) proximity of object (4) size of the object

Last Answer : (1) brightness of the object Explanation: In photography, shutter speed or exposure time is the effective length of time a camera's shutter is open. The total exposure is proportional to this ... The correct exposure for a particular object depends on the brightness of the object to be photographed.

The value of exciting or magnetizing current depends upon which of the following factors ? (a) Total m.m.f. required (b) The number of turns in the exciting winding (c) The way in which the winding is distributed (d) All of the above

Description : The value of exciting or magnetizing current depends upon which of the following factors ? (a) Total m.m.f. required (b) The number of turns in the exciting winding (c) The way in which the winding is distributed (d) All of the above

Last Answer : (d) All of the above

Time of exposure required for taking photograph of an object depends upon the (1) brightness of the object (2) skill of photographer (3) proximity of object (4) size of the object

Description : Time of exposure required for taking photograph of an object depends upon the (1) brightness of the object (2) skill of photographer (3) proximity of object (4) size of the object

Last Answer : brightness of the object

If both Stirling and Carnot cycles operate within the same temperature limits, then efficiency of Stirling cycle as compared to Carnot cycle  (a) more  (b) less  (c) equal  (d) depends on other factors  (e) none of the above.

Description : If both Stirling and Carnot cycles operate within the same temperature limits, then efficiency of Stirling cycle as compared to Carnot cycle  (a) more  (b) less  (c) equal  (d) depends on other factors  (e) none of the above.

Last Answer : Answer : c

The degree of protection by ground wire depends upon the a. Arcing angle b. Shielding angle c. Power factor d. All of above

Description : The degree of protection by ground wire depends upon the a. Arcing angle b. Shielding angle c. Power factor d. All of above

Last Answer : The degree of protection by ground wire depends upon the a. Arcing angle b. Shielding angle c. Power factor d. All of above

Frequency of oscillation of an AMV depends upon

Description : Frequency of oscillation of an AMV depends upon 1. RC values of the circuit 2. Collector load resistors 3. Transistor 4. Width of input pulse

Last Answer : Frequency of oscillation of an AMV depends upon RC values of the circuit

Hysteresis loss in a transformer depends upon: -

Description : Hysteresis loss in a transformer depends upon: - a) both voltage and frequency b) voltage alone c) frequency alone d) none of these

Last Answer : Hysteresis loss in a transformer depends upon: - both voltage and frequency

Reluctance offered by the magnetic circuit depends upon _______.

Last Answer : Reluctance offered by the magnetic circuit depends upon nature of magnetic material, length of magnetic flux path, cross-sectional area of the material.

The noise generated by a resistor depends upon

Last Answer : The noise generated by a resistor depends upon its operating temperature.

After turning on the fluorescent lamp shown in the illustration, you note that the ends of the tube alternately glow and becomce dark without illuminating the center. The most obable cause for this is that ____________. EL-0081 A. component 'D' is loose and due to the ship's vibrations makes and breaks contact B. the power system's voltage is fluctuating in and out of the range necessary for proper operation C. component 'A' is shorted and therefore unable to produce the high voltage required to start the lamp D. component 'B' contacts are opening and closing thus prohibiting sufficient current flow

Description : After turning on the fluorescent lamp shown in the illustration, you note that the ends of the tube alternately glow and becomce dark without illuminating the center. The most obable cause for ... the lamp D. component 'B' contacts are opening and closing thus prohibiting sufficient current flow

Last Answer : Answer: C

The illustration shows a fluorescent light fixture. The ends of the lamp alternately glow and become dark, but the tube will not light. The most probable cause is that ____________. EL-0081 A. component 'D' is loose and due to the ship's vibrations makes and breaks contact B. the power system's voltage is fluctuating in and out of the range necessary for proper operation C. component 'A' is shorted and therefore unable to produce the high voltage required to start the lamp D. component 'B' contacts are opening and closing thus prohibiting sufficient current flow

Description : The illustration shows a fluorescent light fixture. The ends of the lamp alternately glow and become dark, but the tube will not light. The most probable cause is that ____________. EL-0081 ... start the lamp D. component 'B' contacts are opening and closing thus prohibiting sufficient current flow

Last Answer : Answer: C

During start-up of the circuit shown in the illustration, it is noted that the ends of component 'C' alternately glow and become dark without the tube illuminating. The most probable cause for this is that ____________. EL-0081 A. component 'D' is loose and due to the ship's vibrations makes and breaks contact B. the power system's voltage is fluctuating in and out of the range necessary for proper operation C. component 'A' is shorted and therefore unable to produce the high voltage required to start the lamp D. component 'B' contacts are opening and closing thus prohibiting sufficient current flow

Description : During start-up of the circuit shown in the illustration, it is noted that the ends of component 'C' alternately glow and become dark without the tube illuminating. The most probable cause ... start the lamp D. component 'B' contacts are opening and closing thus prohibiting sufficient current flow

Last Answer : Answer: C

For large heat transfer area requirement, shell and tube heat exchanger is preferred, because it (A) Occupies smaller space (B) Is more economical (C) Is easy to operate and maintain (D) All (A), (B) and (C)

Description : For large heat transfer area requirement, shell and tube heat exchanger is preferred, because it (A) Occupies smaller space (B) Is more economical (C) Is easy to operate and maintain (D) All (A), (B) and (C)

Last Answer : (D) All (A), (B) and (C)

Do I need a license in the state of Texas to operate a commercial sign for my business ?

Description : Do I need a license in the state of Texas to operate a commercial sign for my business ?

Last Answer : If the sign is on owned property you do not need any licensing. You will however need approval for any signs on city or state property. This is determined by your local city. Most cities have rules regarding how big and tall signs can be.

In accordance with Coast Guard Regulations (46 CFR), a circuit breaker located in the machinery space and installed in a 440V AC system must _____________. A. be dependent upon mechanical cooling to operate within its rating B. have a long-time delay trip element set above the continuous current rating of the trip element or the circuit breaker frame C. have an interrupting rating sufficient to interrupt the maximum asymmetrical shortcircuit current available at the point of application D. all of the above

Description : In accordance with Coast Guard Regulations (46 CFR), a circuit breaker located in the machinery space and installed in a 440V AC system must _____________. A. be dependent upon mechanical ... the maximum asymmetrical shortcircuit current available at the point of application D. all of the above

Last Answer : Answer: C

Which is a semiconductor: copper, silicon, or neon?

Description : Which is a semiconductor: copper, silicon, or neon?

Last Answer : Copper is a metal. Silicon is a semiconductor. Neon is inert gas.

If field excitation is suddenly lost to an alternator operating in parallel, that alternator will _____________. A. supply excessive current to the bus B. operate at the same load, but with reduced voltage C. lose its load and tend to overspeed D. become overloaded and slow down

Description : If field excitation is suddenly lost to an alternator operating in parallel, that alternator will _____________. A. supply excessive current to the bus B. operate at the same load, but with reduced voltage C. lose its load and tend to overspeed D. become overloaded and slow down

Last Answer : Answer: C

In the illustrated motor controller circuit, which statment is true? EL-0023 A. The high and low speed lights operate at less than line voltage with a resistor in series. B. This controller can be converted for use with a three phase motor by connecting the L3 lead to the LS contact attached to the overload relay. C. The lights must be rated at a wattage equal or greater that the motor output wattage. D. The wattage of the high speed light must be greater than the wattage of the low speed light.

Description : In the illustrated motor controller circuit, which statment is true? EL-0023 A. The high and low speed lights operate at less than line voltage with a resistor in series. B. This controller can be ... . The wattage of the high speed light must be greater than the wattage of the low speed light.

Last Answer : Answer: A

A single phase transformer is designed to operate from 50 Hz, 1100 V supply and to have an output voltage

Description : A single phase transformer is designed to operate from 50 Hz, 1100 V supply and to have an output voltage of 240 V at no load. The core has mean area of 30 cm2 and the flux density has not to exceed 1.3T. The number of secondary turns will be (a) 1270 (b) 1017 (c) 768 (d) 277

Last Answer : E2=e2=4.44*flux*N2*f=240 V Flux=Flux density* Area Area=30 cm2 =30*10-4 m2 Flux= 1.3*30*10-4 Wb=39*10-4 Wb E=240= 4.44*39*10-4 *N2*50 N2=277.

Upon increasing the transmission voltage, volume of the conductor will:...

Description : Upon increasing the transmission voltage, volume of the conductor will: (A) increase (B) not change (C) decrease (D) increase for some time and then decrease

Last Answer : Upon increasing the transmission voltage, volume of the conductor will: decrease

In case of a multipass shell and tube heat exchanger, providing a baffle on the shell side __________ the heat transfer rate. (A) Increases (B) Decreases (C) Does not affect (D) May increase or decrease, depends on the type of baffle

Description : In case of a multipass shell and tube heat exchanger, providing a baffle on the shell side __________ the heat transfer rate. (A) Increases (B) Decreases (C) Does not affect (D) May increase or decrease, depends on the type of baffle

Last Answer : (A) Increases

In case of vertical tube evaporator, with increase in liquor level, the overall heat transfer co-efficient (A) Increases (B) Decreases (C) Is not affected (D) May increase or decrease; depends on the feed

Description : In case of vertical tube evaporator, with increase in liquor level, the overall heat transfer co-efficient (A) Increases (B) Decreases (C) Is not affected (D) May increase or decrease; depends on the feed

Last Answer : (B) Decreases

Color of the glow produced in the discharge tube: A. depends on the pressure in the discharge tube B. depends on the metal used as cathode C. depends on the gas used in the discharge tube (Answer) D. does not depend on the nature of the gas used in the discharge tube

Description : Color of the glow produced in the discharge tube: A. depends on the pressure in the discharge tube B. depends on the metal used as cathode C. depends on the gas used in the discharge tube (Answer) D. does not depend on the nature of the gas used in the discharge tube

Last Answer : C. depends on the gas used in the discharge tube (Answer)

In a co-current double pipe heat exchanger used for condensing saturated steam over the inner tube, if the entrance and exit conditions of the coolant are interchanged, then the rate of condensation will (A) Increase (B) Decrease (C) Remain unchanged (D) Either increase or decrease; depends on the coolant flow rate

Description : In a co-current double pipe heat exchanger used for condensing saturated steam over the inner tube, if the entrance and exit conditions of the coolant are interchanged, then the rate of condensation ... Decrease (C) Remain unchanged (D) Either increase or decrease; depends on the coolant flow rate

Last Answer : (C) Remain unchanged

A store has on sale a computer and word processor small enough to fit in your pocket. It can add, multiply, subtract, divide, and write in all languages. A delete device will correct any error. No electricity is required to operate it. The price? Only a few cents! How can the store make a profit by selling it so cheap? -Riddles

Description : A store has on sale a computer and word processor small enough to fit in your pocket. It can add, multiply, subtract, divide, and write in all languages. A delete device will correct any error. No ... price? Only a few cents! How can the store make a profit by selling it so cheap? -Riddles

Last Answer : The computer is a wooden pencil with an eraser!

Is there a special license required to operate a bucket truck in Tampa, FL?

Description : Is there a special license required to operate a bucket truck in Tampa, FL?

Last Answer : There isn't a certification or a test that you must take to legally operate a bucket truck. However, most states do require that you have the Class C designation on your driver's license.

What licensing is required to operate a loader crane?

Description : What licensing is required to operate a loader crane?

Last Answer : You need a heavy machinery license in order to operate a loader crane. It is fairly easy to get.

How many different D.C. voltages are required to operate the circuit shown in the illustration? EL-0094 A. Two B. Three C. Four D. Five

Description : How many different D.C. voltages are required to operate the circuit shown in the illustration? EL-0094 A. Two B. Three C. Four D. Five

Last Answer : Answer: C

The hp required to operate subsoil plough a) 10-20hp b) 20-30hp c) 60-100hp d) 140-200hp

Description : The hp required to operate subsoil plough a) 10-20hp b) 20-30hp c) 60-100hp d) 140-200hp

Last Answer : 60-100hp

The various types of instruments required during audit is not need to be…. a) Easy to carry b) Inexpensive c) Easy to operate d) Unreadable

Description : The various types of instruments required during audit is not need to be…. a) Easy to carry b) Inexpensive c) Easy to operate d) Unreadable

Last Answer : Unreadable

Burden of a protective relay is the power (a) required to operate the circuit breaker (b) absorbed by the circuit of relay (c) developed by the relay circuit (d) none of the above

Description : Burden of a protective relay is the power (a) required to operate the circuit breaker (b) absorbed by the circuit of relay (c) developed by the relay circuit (d) none of the above

Last Answer : (b) absorbed by the circuit of relay

anonymous · Answer 1 · 2018-05-15T00:57:26+0000

Voltage required to operate a neon-sign tube depends upon length of the tube

Voltage required to operate a neon-sign tube depends upon

Please log in or register to add a comment.

Please log in or register to answer this question.

1 Answer

Answer :

Please log in or register to add a comment.

Related questions