What is the direction of flow of electric current in an electric circuit?
Last Answer : It flows from anode to cathode (direction of holes flow)
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171 views
1 answer
asked
Mar 14, 2018
by
anonymous
Classify closed die forging. Explain any one with neat sketch.
Last Answer : Classification of closed / Impression die forging:- 1) drop forging 2) press forging 3) machine forging 4) Single die 5) Multi die close die forging :- Close die forging is also called as ... the first forging is made. after forging operation the part must be trimmed to remove the flash.
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92 views
1 answer
asked
Jan 3, 2021
by
anonymous
A closed switch has a resistance of?
Last Answer : A closed switch has a resistance of zero.
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140 views
1 answer
asked
Mar 25, 2018
by
anonymous
What are some examples of a closed loop system?
Last Answer : C.L s/m. EX. Air conditioner (AC), rocket launcher, radar system, voltage stabilizer etc.
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115 views
1 answer
asked
Mar 10, 2018
by
anonymous
What speed does electricity travel at?
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83 views
0 answers
asked
Mar 10, 2018
by
anonymous
Is it AC or DC electricity in the home?
Last Answer : Obviously its A.C
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200 views
4 answers
asked
Mar 10, 2018
by
anonymous
How the electricity is transmitted?
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76 views
0 answers
asked
Mar 10, 2018
by
anonymous
How is electricity passed through a wire?
Last Answer : A wire contains mobile electrons as majority charge carriers and holes as minority charge carriers when an emf or potential diffrence is provided , electrons flow in opposite direction with holes(convection current flow)
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148 views
3 answers
asked
Mar 10, 2018
by
anonymous
How does the electricity travel?
Last Answer : Electricity can only travel when there is a force pushing it. This force is called electromotive force. Take a look at a water pump. When you on it force(EMF)will be applied to the ... its specified destination. This same process is applied to electricity. EMF is required to start the process.
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181 views
5 answers
asked
Mar 10, 2018
by
anonymous
How do we use nuclear energy to generate electricity?
Last Answer : nuclear energy is produce by nuclei of atom
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165 views
2 answers
asked
Mar 10, 2018
by
anonymous
How does electricity get from the power plant to your home?
Last Answer : Electricity gets into my home due to potential diffrence created between the live wire and neutral wire.
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111 views
1 answer
asked
Mar 10, 2018
by
anonymous
What is the maximum number of circuit breakers in a panel?
Last Answer : It depends on that which type of panel is this.
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111 views
1 answer
asked
Mar 10, 2018
by
anonymous
Explain The Flow Of A Typical Instruction Word.?
Last Answer : Answer :The flow of a typical Instruction word is as follows: The content of the program counter of 2 byte is transferred to the address register known as MAR ( memory address register ). This ... bus. Now the data is placed in the instruction register which will eventually decode and execute it.
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12 views
1 answer
Axial flow compressor
Last Answer : Axial flow compressor : Working Principle: As the fluid enters and leaves in the axial direction, the centrifugal component in the energy equation does not come into play. Here the compression is fully ... the absolute velocity of the fluid and the stator converts this into pressure rise.
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36 views
1 answer
asked
Jan 2, 2021
by
anonymous
Draw venture meter and write steps to measure flow rate.
Last Answer : Venturi meter consists of three sections that is converging section, throat section and diverging section. The flow is introduced to the meter through the inlet with diameter D' . The inclined angle ... to 15o . Flow rate is proportional to the square root of the differential pressure.
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88 views
1 answer
asked
Jun 26, 2020
by
anonymous
List variable flow meter.
Last Answer : 1. Variable area : Rotameter 2. Variable head : a) Venturi b) Orifice c) Pitot tube d) Nozzle
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47 views
1 answer
asked
Jun 26, 2020
by
anonymous
Why does the magnetic field flow from north to south?
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41 views
0 answers
asked
May 27, 2020
by
anonymous
Does current flow through a capacitor ?
Last Answer : Imagine a pipe with a flexible diaphram in the middle separating two haves of the pipe. Now the pipe is filled with air. If you apply a pressure to one end the diaphram will deform ... capacitor, the effects on electrons will be recreated across the boundary. But theres no electrical connection...
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102 views
1 answer
asked
Aug 25, 2019
by
anonymous
State advantages & disadvantages of electromagnetic flow meter.
Last Answer : Advantage: Provides wide linear range. 2) Ability to measure reverses flow. 3) Gives rapid response to flow changes. 4) No obstruction is created to flow. 5) It can handle corrosive as ... and pipe networks with relatively short inside diameters. 3) It is useful for electrically conducting fluid.
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78 views
1 answer
asked
Aug 5, 2019
by
anonymous
Compare variable head flow meter with variable area flow meter.
Last Answer : Parameter Variable head flowmeter Variable area flowmeter Working principle Restriction or obstacle is placed in the path of flow to create a differential Pressure. The pressure ... viscous fluid slurries and dirty fluids. In laboratories and testing and production lines.
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317 views
1 answer
asked
Aug 5, 2019
by
anonymous
Describe principle of operation of Doppler type ultrasonic flow meter with diagram.
Last Answer : Diagram: Working: The flow meter consists of a crystal transducer mounted outside the pipe in which flow is to be measured. This transducer is a piezoelectric crystal which ... , so the frequency of the reflected wave is shifted to particle velocity, according to Doppler principle.
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168 views
1 answer
asked
Sep 8, 2018
by
anonymous
Define laminar flow and turbulent flow.
Last Answer : Laminar flow : When a fluid flowing through the pipe at different speeds (fast at center and slow at edges), and the fluid particles move in layers with one layer sliding over the adjacent ... successive cross sections, then this flow is called as turbulent flow. Reynolds no is greater than 4000
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113 views
2 answers
asked
Sep 8, 2018
by
anonymous
Classify hydro-electric power plants according to water flow regulation and explain in brief.
Last Answer : Classification of hydro-electric power plants according to water flow regulation of water flow:- 1. Large reservoir power plant 2. Run-off river (ROR) power plant with poundage 3. Run-off River ... depends upon rate of flow of water Initial cost is less Its purpose is to generate electricity.
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82 views
1 answer
asked
Sep 7, 2018
by
anonymous
In load flow Study, a PV bus is treated as a PQ bus when
Last Answer : Voltage at the bus becomes high
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3.3k views
2 answers
asked
May 8, 2018
by
anonymous
Load flow studies involve solving simultaneous (1) linear algebraic equations. (3) linear differential equations. (2) non-linear algebraic equations. (4) non-linear differential equations.
Last Answer : Load flow studies involve solving simultaneous non-linear algebraic equations.
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560 views
1 answer
asked
May 1, 2018
by
anonymous
The current flow in a battery is due to ______ A) movement of ions B) movement of protons C) movement of holes D) movement of neutrons
Last Answer : The current flow in a battery is due to movement of ions
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104 views
1 answer
asked
Apr 29, 2018
by
anonymous
The device which allows reverse power flow and withstands highest switch frequency is (A) GTO (B) MOSFET (C) IGBT (D) Inverter grade SCR
Last Answer : The device which allows reverse power flow and withstands highest switch frequency is MOSFET
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89 views
1 answer
asked
Apr 28, 2018
by
anonymous
A Unified Power Flow Controller (FACTS controller) is a voltage source converter based (A) Inter-phase power controller (B) Static Compensator (C) Combination of series and shunt compensators (D) Solid-state series compensator
Last Answer : A Unified Power Flow Controller (FACTS controller) is a voltage source converter based Combination of series and shunt compensators
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110 views
1 answer
asked
Apr 28, 2018
by
anonymous
The power flow problem mathematical model for a linear transmission network (A) is non-linear (B) is linear (C) considers time variation of generation (D) does not consider tap-changing transformers
Last Answer : The power flow problem mathematical model for a linear transmission network is non-linear
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82 views
1 answer
asked
Apr 28, 2018
by
anonymous
Precise control of reactive current flow entering the transmission and distribution systems can be minimized by using (A) synchronous condenser (B) static VAR capacitor (C) capacitor bank (D) thyristor switched reactor in parallel with capacitor
Last Answer : Precise control of reactive current flow entering the transmission and distribution systems can be minimized by using (A) synchronous condenser (B) static VAR capacitor (C) capacitor bank (D) thyristor switched reactor in parallel with capacitor
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138 views
1 answer
asked
Apr 28, 2018
by
anonymous
lf the wire which is vertical to this page has electron flow downwards the conductor will have
Last Answer : lf the wire which is vertical to this page has electron flow downwards the conductor will have a counter-clockwise field in the plane of the paper
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180 views
1 answer
asked
Apr 26, 2018
by
anonymous
Liquid flow rate is measured using (A) a pirani gauge (B) a pyrometer (C) an orifice plate (D) a bourdon tube
Last Answer : Liquid flow rate is measured using an orifice plate
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112 views
1 answer
asked
Apr 26, 2018
by
anonymous
Inductance affects the direct current flow?
Last Answer : Inductance affects the direct current flow at the time of turning on and off.
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133 views
1 answer
asked
Mar 25, 2018
by
anonymous
What is the direction of flow when charging a capacitor?
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74 views
0 answers
asked
Mar 15, 2018
by
anonymous
Which way do electrons flow in an electrochemical cell?
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62 views
0 answers
asked
Mar 14, 2018
by
anonymous
Do electrons flow from the anode to the cathode?
Last Answer : electrons flow from cathode to anode because the electron has a negative charge and repels from the negatively charged cathode whilst also attracting to the positively charged anode.
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198 views
2 answers
asked
Mar 14, 2018
by
anonymous
What are ways we can measure the flow of electrons?
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111 views
0 answers
asked
Mar 14, 2018
by
anonymous
What is the flow of electrons from one atom to another called?
Last Answer : Electric current
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117 views
1 answer
asked
Mar 14, 2018
by
anonymous
What is the direction of flow of current?
Last Answer : Current flows from anode to cathode(opposite direction to flow of electrons)
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95 views
1 answer
asked
Mar 14, 2018
by
anonymous
Why does charge flow from positive to negative?
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76 views
0 answers
asked
Mar 14, 2018
by
anonymous
What is the direction of the flow of electrons?
Last Answer : Electrons flow cathode to anode or in an oposite direction of convection current flow or holes.
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110 views
1 answer
asked
Mar 14, 2018
by
anonymous
What is the direction of the conventional current flow?
Last Answer : The conventional current flow in opposite direction of flow of electrons. The electrons flow from negative terminal of battery to positive terminal of battery. And conventional current flow from positive terminal of battery to negative terminal of battery.
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101 views
1 answer
asked
Mar 14, 2018
by
anonymous
What is the use of signal flow graph?
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84 views
0 answers
asked
Mar 10, 2018
by
anonymous
The resistance of a few meters of wire conductor in closed electrical circuit is?
Last Answer : The resistance of a few meters of wire conductor in closed electrical circuit is practically zero.
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355 views
1 answer
asked
Mar 25, 2018
by
anonymous
How much is your electricity bill per year in your home?
Last Answer : Our yearly electric bill in the PNW is $2,400. We have no gas. We have a heat pump and we maintain a small heated indoor pool (7’ X 14’ X 4’). In the winter the pool room is the warmest room in the house.
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2 views
1 answer
asked
Mar 5
by
anonymous
How much natural gas, coal, etc does it take to generate enough electricity for every electric car in America?
Last Answer : That depends mainly on how quickly America converts away from generating energy using gas and coal. See for example the article: How much more energy will the US need to electrify everything?
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2 views
1 answer
asked
Mar 5
by
anonymous
Who made electricity?
Last Answer : Electricity was discovered, not made. And while plenty of scientists worked on related projects—some even going back to ancient times—Benjamin Franklin usually gets the credit for its discovery.
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2 views
1 answer
asked
Mar 2
by
anonymous
Are you putting up Christmas lights this year or trying to save electricity?
Last Answer : I put up some lights, electric, not battery. Batteries are a bear to dispose. It’s Christmas, have fun with it.
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1 view
1 answer
asked
Mar 1
by
anonymous
What would the world be like today if electricity had been invented / discovered / harnessed in the 8th century?
Last Answer : Well…would have saved a lot of heads rolling into baskets if they had the electric chair at their “disposal.” lol
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1 view
1 answer
asked
Feb 28
by
anonymous
Do you think electricity is a temporary luxury for humanity?
Last Answer : I think electricity is here at least until we find a viable substitue. Unforseen is just that, so we can’t predict for that. I believe we must and will rely more heavily on wind and solar power, but I imagine it will be a pretty long time before we give up electricity as it is used currently.
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1 view
1 answer
asked
Feb 28
by
anonymous
