Size of V belts used for 25KW Alternator a. C121 c. C122 b. C123 d. C124

1 Answer

Answer :

c. C122

Related questions

Description : What are the excitation methods used in an alternator?*

Last Answer : Rotary : Using rotating diode rectifiers, primary exciter and main exciter. Static : Excitation given by brushes and slip rings.

Description : Is the alternator connected star or delta

Last Answer : Look up in Dennis T Hall. Also in your ship ask E/O. Normally star.

Description : Even though the main engine runs at varying speeds, how does the alternator maintain constant frequency?

Last Answer : By use of thyristor controlled frequency (rpm) converters.

Description : What is a brush less alternator?

Last Answer : A brushless alternator is composed of two sections: main alternator and the smaller exciter. The exciter has stationary field coils and a rotating armature (power coils). The main alternator ... has a rotating field as described above and a stationary armature (power generation windings).

Description : What is the meaning of excitation in an alternator?

Last Answer : An electric generator or electric motor consists of a rotor spinning in a magnetic field. The magnetic field may be produced by permanent magnets or by field coils. In the case of a machine ... rotor. The process of generating a magnetic field by means of an electric current is called excitation.

Description : Why is it necessary that incoming alternator frequency is more than bus bar?

Last Answer : Prior to paralleling alternators together, the frequency of the incoming alternator is made slightly higher. This is to ensure that the incoming generator will take some of the bus load. If the incoming ... onto the bus. If this happens it is possible to cause other generators to trip off line.

Description : Is the ship's alternator Star wound or Delta wound?

Last Answer : Refer Dennis T Hall

Description : Why are motor ratings given in KW and that of alternator and transformer given in KVA?

Last Answer : kW is the output mechanical power of a motor and is expressed in kW. kVA is the net (apparent) power input to the transformer. This input power is the output + losses. kW = kVA x system power factor

Description : Hello, where and how to arrange in Prague that my SV650 in TP 25kw (original 53kw) has 35kw and I could drive it with A2. I will be happy for a specific tip on the company or advice on how to deal with it. PS: I have a 25kw control unit for the motorcycle as well as the open one. :( Thank you

Last Answer : Need Answer

Description : Why is 440 V used for motors and 110/220 V used for lighting?

Last Answer : Motor load currents are large. Motors are 3-phase loads. A higher 440V voltage means lesser current for the same power and hence losses and size of cable wires is lower. Lighting is single phase ... small, hence lower voltage means less insulation in the cable wires. Ask E/O for more information

Description : What is the meaning of saying I and V are in phase?

Last Answer : The angle between the I and V waveforms is zero which means the load is purely resistive.

Description : Which one of the following radiations has the most energetic photon? a) T.V. waves b) Micro waves c) X-rays d)  - rays

Last Answer : d)  - rays

Description : The potential barrier for germanium is _______ (a) 0.6 V (b) 0.2 V (c) 0.3 V (d) 0.5 V

Last Answer : (c) 0.3 V

Description : One henry is equal to.......: a. VA/s b. Nm/A c. As/V d. Vs/A

Last Answer : d. Vs/A

Description : The negative sign in expression ɛ= -vBL shows that the angle between the direction of L and (v x B) is: a. 90 b. 180 c. 45 d. 0

Last Answer : a. 90

Description : Turn ratio of a transformer is 5. If 220 V AC is applied to its primary coil, voltage in the secondary coil will be: a. 44V b. 4.4 V c. 220V d. 1100V

Last Answer : c. 220V

Description : One henry is equal to: a. Vs-1 A b. NmA-1 c. V -1 s A d. V s A

Last Answer : d. V s A

Description : If velocity of a conductor moving through a magnetic field ‘B’ is made zero, then Motional emf will be: a. –VBL b. –V/BL c. – BL/V d. zero

Last Answer : a. –VBL

Description : A galvanometer having a resistance of 4.5 Ω can read up to 5 mA. If it is to read 100 V, then the high resistance to be used in series will be a) 19998 Ω b) 19995.8 Ω c) 19995.5 Ω d) 19996.5 Ω

Last Answer : c) 19995.5

Description : Electric power a. V×I b. W/t c. V 2 /I d. E2 /t

Last Answer : . V×I

Description : Three bulbs are rating 40W 60W and 100W designed to work on 220V mains. Which bulb will burn most brightly if they are connected in series across 220 V mains? a. 40 W bulb b. 60 W blub c. 100 W blub d. all will burn equally brightly

Last Answer : a. 40 W bulb

Description : In a power plant, coal is carried from storage place to boilers generally by means of (A) bucket (B) V-belts (C) trolleys (D) manually.

Last Answer : Ans: B

Description : In a power plant, coal is carried from storage place to boilers generally by means of (A) Bucket (B) V-belts (C) Trolleys (D) Manually.

Last Answer : V-belts

Description : Cassegrain feedis usedwith a parabolic reflectorto a. increase the gain of the system b. increase the beamwidth of the system c. reduce the size of the main reflector d. allowthe feedtobeplacedata convenientpoint

Last Answer : d. allowthe feedtobeplacedata convenientpoint

Description : VLFwaves are used forsome type ofservices because a. of the low powers required b. the transmitting antennas are of convenient size c. they are very reliable d. the penetrate the ionosphere easily

Last Answer : c. they are very reliable

Description : Please ripley me due to emergency

Last Answer : To calculate the flux density in the ring, you need to use the following formula: B = (μ * I * N) / (2 * π * r) where: B is the flux density in the ring (in teslas) μ is the relative permeability ... 2 * π * 0.127 m) = 0.53 T So the flux density in the ring would be approximately 0.53 teslas.

Description : Can you help me solve my electrical mystery?

Last Answer : Any signs of animal life? They can get in the walls and chew on the wires. Or is it the entire area served by that breaker? The breaker could be bad. It happens with anything mechanical.

Description : How to tell if a power strip is burned out?

Last Answer : answer:Personally, I would either toss it, or down grade it to outdoor use only. I wouldn’t take a chance with it in the house. Yes, you can let it cool down, then test it again. But a failure is a failure. Does it have a reset button? What price range did you pay?

Description : I accidently soaked an extension cord. Is it safe to use it again after letting it dry out for awhile?

Last Answer : The plug end is easier to dry out than the socket end get out your blow-dryer and set it to high and blow the end that got wet for a while. That will get most of the water off/out of ... up or sputter. Most modern extension cords are pretty watertight so there shouldn't be any water down the wire.

Description : How can a solar array power source be bypassed when the batteries run low?

Last Answer : Ah got it. If anyone else is interested, you need an “automatic transfer switch” – or get a manual one for that mad scientist charm.

Description : How to stop a signal going through a wire?

Last Answer : Use a switch or a variable resistor

Description : Air conditioning will not turn on, is it electrical?

Last Answer : Pull the Thermostat off the wall and see if it is connected correctly to the AC switch. There should be no dangling wires, and the post labeled for the AC should have an attached wire.

Description : What is the speaker driving voltage of an amplifier?

Last Answer : I have to ask WHY? That said, Speakers and a light bulb are two different types of load, and the the lights will probably fry the output transistor.

Description : Why is my Garbage disposal leaking water from the bottom?

Last Answer : Replace it. The seal is leaking, and most cases it is just not worth the cost and work, quicker and cheaper to replace it .

Description : Have you ever taken a shower or bath during an electrical storm?

Last Answer : I’ve heard this rumor, and I too question it’s validity. I mean, if electricity can’t travel up a stream of urine (See mythbusters) I’m pretty sure it couldn’t travel through a shower stream. Perhaps through the drain? In either case, I’ve taken a shower in a storm before, and.. well, you see?

Description : Electrical breaker box is buzzing-why??

Last Answer : No! Do not upgrade the breaker. The wire must also be upgraded if you do. Try plugging it in a different room. Is the problem still there?

Last Answer : Laptop Yes A Portable Computer.

Last Answer : electricity Source , conductor , control Instruments , Usage Machines , Protection Machines In combination Such A Path Whose The middle With Current Flowing To be Can Him Circuit Or Circuit Says.

Last Answer : House Wiring Mainly Two Type. A ) Surface Wiring B ) Concealed Wiring Surface Wiring 5 Type : 1 ) Batten Wiring 2 ) Conduit Wiring 3 ) Clit Wiring 4 ) Casing Wiring 5 ) M. S. Wiring Concealed Wiring Again Two Type , 1 ) Concealed Conduit 2 ) Concealed Wire Wiring

Last Answer : any Conductive The middle With One Ampere Flow One Seconds Hold on Let's go Of Any Cross section With That Amount Infusion Flowing Is Him One Coulomb Says.

Last Answer : that At the rate Electron Flowing Become Work Done Is Or That At the rate Electricity Power Other In strength Transformed Is Him Electric Power Says.

Last Answer : any Person Or Of the object Single In time Made Of work The amount Power Says.

Last Answer : any Magnetic In the case A Isolated The answer To the pole In the free state Placement If you do The pole That Path Circulation By Him Magnetic Ball line Says.

Last Answer : that Features Or Of religion Due As well as Two Coil Of one Of current Of change As a result In the other Voltage Obsessed Is That said Religion Or Features Mutual Inductions Says.

Last Answer : Cable Being Electric Conductive His Whose The middle With Current Movement By

Last Answer : her And Cable In The difference Yes His Yes Just Only A Conductor Where Cable Two Or Even more Of the conductor A Group.

Last Answer : Wire Through In load ( e.g. fan , lamp ) Etc. ) electric Power Supply To do Ordinary To the system Electric Waring Says. General In a sense Load Electric Power Supply To do For Of wires Ordinary In the system Being Electric Waring.

Last Answer : Operating Of the system Of work Basic Single Who Process Says.

Last Answer : Stepper Motor Such One Kind of Motor Which Equal In the corner Rotation Generated By To whom Step To say Is Since Step by step Step by step Equal In the corner Rotation Creation By So This one Stepper Motor Says.

Last Answer : Modulator Horo Modem Of In full The first Part.it Digital To the signal Analog In the signal Transformed By