Define resistivity. State its unit.
Last Answer : Resistivity can be defined as the resistance of a conducting material per unit length with unit area of cross section. Its unit is ohm/meter
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Aug 4, 2019
by
anonymous

What is the smallest unit of a compound with the same chemical characteristics?
Last Answer : The molecule is the smallest unit of a compound with the same chemical characteristics.
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282 views
1 answer
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Jun 29, 2019
by
anonymous

THE UNIT OF RELUCTANCE IS
Last Answer : The si unit of reluctance is Ampere-turn/weber
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231 views
1 answer

Write the purpose of coal and ash handling unit. Also write different activities that arc carried out in this unit.
Last Answer : Purpose of coal and ash handling unit :- To transport coal from coal storage to power plant. A large quantity of ash about 10 to 30 % produced in furnace, the removal of ash from boiler furnace ... disposed off. Various methods of disposal of ash: Mechanical system. Pneumatic system.
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58 views
1 answer
asked
Sep 8, 2018
by
anonymous

Define admittance and state its unit.
Last Answer : Admittance is defined as the ability of the circuit to carry (admit) alternating current through it. OR It is the reciprocal of impedance Z. i.e Admittance Y = 1/Z. Unit: Its unit is siemen (S) or mho (Ʊ).
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224 views
1 answer
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Sep 7, 2018
by
anonymous

What is the SI unit of conductivity ?
Last Answer : The SI unit of conductivity Siemens/m.
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81 views
1 answer
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Sep 2, 2018
by
anonymous

Which unit holds data permanently? (A) Input unit (B) Secondary storage unit (C) Output Unit (D) Primary Memory Unit
Last Answer : Which unit holds data permanently? (A) Input unit (B) Secondary storage unit (C) Output Unit (D) Primary Memory Unit
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171 views
1 answer
asked
May 8, 2018
by
anonymous

The unit heat rate characteristic of a thermal power unit shows : (A) Heat input per kWh of output versus the megawatt output of unit (B) Heat input per kW of output versus the megawatt output ... hour output of unit (D) Heat input per kW of output versus the megawatt hour output of unit
Last Answer : The unit heat rate characteristic of a thermal power unit shows : Heat input per kWh of output versus the megawatt output of unit
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82 views
1 answer
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Apr 30, 2018
by
anonymous

Which of the following is the SI unit for admittance? A) Ohm B) Henry C) Farad D) Siemens
Last Answer : Which of the following is the SI unit for admittance? A) Ohm B) Henry C) Farad D) Siemens
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232 views
1 answer
asked
Apr 29, 2018
by
anonymous

Which of the following is an example of SI derived unit? A) Capacitance (Farad) B) Time (second) C) Luminous intensity (Candela) D) All the above
Last Answer : Which of the following is an example of SI derived unit? A) Capacitance (Farad) B) Time (second) C) Luminous intensity (Candela) D) All the above
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116 views
1 answer
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Apr 29, 2018
by
anonymous
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Which of the following is a unit of magnetic flux? A) Weber B) Maxwell C) Both A and B D) None of these
Last Answer : Which of the following is a unit of magnetic flux? A) Weber B) Maxwell C) Both A and B D) None of these
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106 views
1 answer
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Apr 29, 2018
by
anonymous
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What is the SI unit for magnetic reluctance? A) Ampere B) Ampere-turns per weber C) Henry D) None of these
Last Answer : What is the SI unit for magnetic reluctance? A) Ampere B) Ampere-turns per weber C) Henry D) None of these
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351 views
1 answer
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Apr 29, 2018
by
anonymous

The unit of reluctance is?
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67 views
0 answers
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Mar 25, 2018
by
anonymous

The unit of retentivity is?
Last Answer : The unit of retentivity is weber/sq. m.
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790 views
1 answer
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Mar 25, 2018
by
anonymous

The unit of magnetic flux is?
Last Answer : The unit of magnetic flux is weber.
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77 views
1 answer
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Mar 25, 2018
by
anonymous

What is the unit of reactance?
Last Answer : Unit of reactance is Ohms ( Ω ) .Reactance is denoted by X .
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122 views
1 answer
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Jan 7, 2018
by
anonymous
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Last Answer : Flux density is denoted by B. And it is given as B = flux/ area Where, the unit of flux is Weber and unit of area is meter square. So the unit of flux density is weber per meter square which is also called as Tesla.
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163 views
2 answers
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Sep 30, 2017
by
anonymous

Joule X second is the unit of?
Last Answer : Joule X second is the unit of power .
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1 answer
asked
Sep 20, 2017
by
anonymous

Last Answer : Unit of power is Watt denoted by capital W .
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1 answer
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Sep 20, 2017
by
anonymous

Last Answer : Unit of voltage is volt denoted by capital V .
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106 views
1 answer
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Sep 20, 2017
by
anonymous

Last Answer : Unit of work is Joule denoted by capital J .
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72 views
1 answer
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Sep 20, 2017
by
anonymous

Last Answer : Unit of frequency is herzt
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75 views
2 answers
asked
Sep 20, 2017
by
anonymous
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Last Answer : Unit of inductance is Henry denoted by capital H .
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98 views
1 answer
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Sep 20, 2017
by
anonymous

Define resistance with its unit.
Last Answer : Resistance is a measure of the degree to which a substance impedes the flow of electric current induced by a voltage. Or Resistance is the opposition to current flow in an electrical circuit. Unit is ohm.(Ω)
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71 views
1 answer
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Aug 19, 2019
by
anonymous

How to Install a Home HVAC Unit
Last Answer : How to Install a Home HVAC Unit Installing a two zone home heating, ventilating and air-conditioning (HVAC) system is not for a casual do-it-yourselfer but most aspects of the system past ... have oriented their wire coloring system. It should be done carefully to prevent any possibility of harm.
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May 14, 2021
by
anonymous
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A) Watt B) Volts C) Farad D) Ampere
Last Answer : Correct answer: D) Ampere
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2.6k views
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asked
Jun 28, 2019
by
anonymous
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Options: A) WATT B) AMPERE C) VOLTS D) OHM
Last Answer : Correct Answer: A) WATT
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76 views
1 answer
asked
Jun 28, 2019
by
anonymous

Define the following terms related to tariff: (i) Connected load (ii) Unit consumed (iii) Fixed charges (iv) Electricity Tax
Last Answer : (i) Connected load It is the sum of the power ratings (Watts or kW or MW) of all devices and machines existing (installed) in the premises of consumer. It is used to decide the ... a percentage of the total electricity bill which includes all amounts that go to the electricity supply agency.
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434 views
1 answer
asked
Sep 22, 2018
by
anonymous

What does double integration of a unit step function lead to? A) A doublet B) A ramp C) An impulse D) A parabola
Last Answer : What does double integration of a unit step function lead to? A) A doublet B) A ramp C) An impulse D) A parabola
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497 views
1 answer
asked
Jun 18, 2018
by
anonymous

Which of the following are components of Central Processing Unit (CPU)? (A) Arithmetic logic unit, Mouse (B) Arithmetic logic unit, Control unit (C) Arithmetic logic unit, Integrated Circuits (D) Control Unit, Monitor
Last Answer : Which of the following are components of Central Processing Unit (CPU)? (A) Arithmetic logic unit, Mouse (B) Arithmetic logic unit, Control unit (C) Arithmetic logic unit, Integrated Circuits (D) Control Unit, Monitor
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1.2k views
1 answer
asked
May 8, 2018
by
anonymous

A control system having unit damping factor will give (1) Oscillatory response (2) Undamped response (3) Critically damped response (4) No response
Last Answer : 1
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2 answers
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May 1, 2018
by
anonymous

The unit of speed regulation of a governor is : (A) Hz (B) Hz/MW (C) Hz/MVA (D) rpm/MVAR
Last Answer : The unit of speed regulation of a governor is : Hz/MW
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254 views
1 answer
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Apr 29, 2018
by
anonymous

Unit commitment is a procedure in which : (A) Scheduling of total generation is done economically (B) Optimal combination of units in a system is chosen at any given time (C) ... are selected for financial economy (D) Most efficient machines are selected for minimum reactive power loss
Last Answer : Unit commitment is a procedure in which : Optimal combination of units in a system is chosen at any given time
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1 answer
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Apr 29, 2018
by
anonymous

A second order system shows 100% overshoot in its unit step response. It can be categorized as (A) underdamped system. (B) overdamped system. (C) Critically damped system. (D) undamped system.
Last Answer : A second order system shows 100% overshoot in its unit step response. It can be categorized as undamped system.
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103 views
1 answer
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Apr 28, 2018
by
anonymous

The unit circle of the Nyquist plot transforms into unity or 0 dB line of the amplitude plot of the Bode diagram for
Last Answer : The unit circle of the Nyquist plot transforms into unity or 0 dB line of the amplitude plot of the Bode diagram for all frequencies
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246 views
1 answer
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Apr 26, 2018
by
anonymous

The unit of power in S.I. units is
Last Answer : The unit of power in S.I. units is watt.
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1 answer
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Mar 22, 2018
by
anonymous
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The unit of work or energy in S.I. units is
Last Answer : The unit of work or energy in S.I. units is joule.
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1 answer
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Mar 22, 2018
by
anonymous

The unit of force in S.I. units is
Last Answer : The unit of force in S.I. units is Newton.
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72 views
1 answer
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Mar 22, 2018
by
anonymous

What is the unit of measure for voltage?
Last Answer : Voltage measured in volts.
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150 views
1 answer
asked
Mar 10, 2018
by
anonymous

How much is 1 unit of electricity?
Last Answer : 1 unit of electricity is equal to 1 kWh.
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87 views
1 answer
asked
Mar 10, 2018
by
anonymous

State the procedure for testing of earth pit resistance with necessary diagrams.
Last Answer : Following procedure (Method) for testing of earth pit resistance with necessary diagrams. 1) Earth Tester : i) Three point method ii) Four point method 2) By Potential drop method 3 ... of that earthing pit. In this test the accuracy is less but electrical rods are not required.
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254 views
1 answer
asked
May 7, 2020
by
anonymous

what is equivalent resistance when four 4 Ohm resistors are connected in i) series ii) parallel
Last Answer : equivalent resistance
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376 views
2 answers
asked
Jan 24, 2020
by
anonymous
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What is the mathematical relationship between resistance and conductance?
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96 views
0 answers
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Jun 29, 2019
by
anonymous

How does the resistance of a conductor compare to that of an insulator?
Last Answer : The resistance of a conductor can be significantly lower than the resistance of an insulator, depending on each material's atomic properties.
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1 answer
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Jun 29, 2019
by
anonymous

Parallel Reactance and Resistance Example 1
Last Answer : Parallel Reactance and Resistance Example 1
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2 answers
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May 30, 2019
by
anonymous
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AC Circuits with Resistance but No Reactance
Last Answer : AC Circuits with Resistance but No Reactance AC Circuits with Resistance but No Reactance Series resistances let two resistances R 1 and R 2 are connected in series as shows in figure and there ... voltage. Voltage V A is common to both the branch hence voltage V A is common reference.
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103 views
1 answer
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May 26, 2019
by
anonymous

Problems on resistance and resistivity
Last Answer : Problem on resistance and resistivity 1 : https://youtu.be/OqavD7OlZUs Problem on resistance and resistivity 2 : https://youtu.be/0eo8VO8cpwk Problem on resistance and resistivity 3 : https:// ... https://youtu.be/3neLRCTz0RQ Problem on resistance and resistivity 13 : https://youtu.be/vBCkvPOiztY
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1 answer
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May 21, 2019
by
anonymous

Problem on temperature coefficient of resistance 3
Last Answer : Problem on temperature coefficient of resistance 3
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1 answer
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May 20, 2019
by
anonymous

Problem on temperature coefficient of resistance 2
Last Answer : Problem on temperature coefficient of resistance 2
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1 answer
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May 20, 2019
by
anonymous

Problem on temperature coefficient of resistance 1
Last Answer : Problem on temperature coefficient of resistance 1
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83 views
1 answer
asked
May 19, 2019
by
anonymous
