Kilowatt-hour (KWH) is the unit of - (1) power (2) resistance (3) resistivity (4) energy

Kilowatt-hour (KWH) is the unit of - (1) power (2) resistance (3) resistivity (4) energy
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(4) energy Explanation: The kilowatt hour (symbol kWh, kW h or kW h) is a unit of energy equal to 3.6 megajoules. If the energy is being transmitted or used at a constant rate (power) over a period of time, the total energy in kilowatt hours is the power in kilowatts multiplied by the time in hours.
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How much do you pay per kilowatt-hour (kwh) for your electricity?

Description : How much do you pay per kilowatt-hour (kwh) for your electricity?

Last Answer : 1. there are three levels of pricing, depending on how much is used 0-700 =0.093 700-1000=0.157 over1000 = 0.175 per KWH in the summer. This varies seasonally 2. Northern California 3.Natural ... therms (seasonal) 0.968 above that 1.213 3. Gasoline for automobile $2.83.9 (yesterday, changes daily)

'Kilowatt-hour' is the unit of - (1) potential difference (2) electric power (3) electric energy (4) electric potential

Description : 'Kilowatt-hour' is the unit of - (1) potential difference (2) electric power (3) electric energy (4) electric potential

Last Answer : (3) electric energy Explanation: The kilowatt hour (symbolized kW h as per SI) is a composite unit of energy equivalent to one kilowatt (1 kW) of power sustained for one hour.

Kilowatt-hour is the unit of : (1) Energy (2) Power (3) Force (4) Momentum

Description : Kilowatt-hour is the unit of : (1) Energy (2) Power (3) Force (4) Momentum

Last Answer : (1) Energy Explanation: The kilowatt hour, or kilowatthour, is a unit of energy equal to 1000 watt hours or 3.6 mega-joules For constant power, energy in watt hours is the product of ... kilowatt hour is most commonly known as a billing unit for energy delivered to consumers by electric utilities.

A kilowatt-hour is unit of – (1) Energy (2) Power (3) Electric charge (4) Electric current

Description : A kilowatt-hour is unit of – (1) Energy (2) Power (3) Electric charge (4) Electric current

Last Answer : (1) Energy Explanation: Work is defined as a force acting through a distance (a length of space), energy is always equivalent to the ability to exert pulls or pushes against the basic forces of ... in joules, but in many fields other units, such as kilowatt-hours and kilocalories, are customary.

Kilowatt -hour is the unit of : (1) Energy (2) Power (3) Force (4) Momentum

Description : Kilowatt -hour is the unit of : (1) Energy (2) Power (3) Force (4) Momentum

Last Answer : Energy

A kilowatt-hour is unit of (1) Energy (2) Power (3) Electric charge (4) Electric current

Description : A kilowatt-hour is unit of (1) Energy (2) Power (3) Electric charge (4) Electric current

Last Answer : Energy

The unit of electrical power is – (1) Bolt (2) Watt (3) Kilowatt hour (4) Ampere

Description : The unit of electrical power is – (1) Bolt (2) Watt (3) Kilowatt hour (4) Ampere

Last Answer : (2) Watt Explanation: Electric power is the rate at which electric energy is transferred by an electric circuit. The SI unit of power is the watt, one joule per second. Watt is named after the Scottish engineer James Watt who invented the Newcomen Steam Engine.

The unit of electrical power is (1) Bolt (2) Watt (3) Kilowatt hour (4) Ampere

Description : The unit of electrical power is (1) Bolt (2) Watt (3) Kilowatt hour (4) Ampere

Last Answer : Bolt

Kilowatt-hour is a unit of------? A. Power B. Electric Current C. Energy (Answer) D. Time E. None of these

Description : Kilowatt-hour is a unit of------? A. Power B. Electric Current C. Energy (Answer) D. Time E. None of these

Last Answer : C. Energy (Answer)

What is the unit of kilowatt hour ?

Description : What is the unit of kilowatt hour ?

Last Answer : Kilowatt hour is a unit of work and energy.

Electrical energy is measured in a. watt b. horse power c. kilo watt d. kilowatt hour

Description : Electrical energy is measured in a. watt b. horse power c. kilo watt d. kilowatt hour

Last Answer : d. kilowatt hour

Kilowatt-hour is the unit of

Description : Kilowatt-hour is the unit of

Last Answer : Electricity

According to the definition of 1 KWh, a 100 watt bulb consumes one unit of electricity in _____. A. 1 Hour B. 5 Hours C. 8 Hours D. 10 Hours

Description : According to the definition of 1 KWh, a 100 watt bulb consumes one unit of electricity in _____. A. 1 Hour B. 5 Hours C. 8 Hours D. 10 Hours

Last Answer : ANSWER: D

According to the definition of 1 KWh, a 100 watt bulb consumes one unit of electricity in _____. A. 1 Hour B. 5 Hours C. 8 Hours D. 10 Hours

Description : According to the definition of 1 KWh, a 100 watt bulb consumes one unit of electricity in _____. A. 1 Hour B. 5 Hours C. 8 Hours D. 10 Hours

Last Answer : ANSWER: D

What is a kilowatt hour ?

Description : What is a kilowatt hour ?

Last Answer : One kilowatt hour is the amount of energy consumed by a device with one kilowatt capacity. Usually a unit of kilowatt hour is used for calculating electricity. 1 kWh = 3.8 × 10 ৬ joules.

One Kilowatt hour is equal to— (1) 3.6 Mega Joule (2) 3.8 Mega Joule (3) 3.2 Mega Joule (4) 4.0 Mega Joule

Description : One Kilowatt hour is equal to— (1) 3.6 Mega Joule (2) 3.8 Mega Joule (3) 3.2 Mega Joule (4) 4.0 Mega Joule

Last Answer : (1) 3.6 Mega Joule Explanation: The energy 1 kilowatt-hour (kWh) is 3600000 joules or 3.6 mega joule. In physics, energy is an indirectly observed quantity that is often understood as ... overly simplified definition, as the laws of thermodynamics demonstrate that not all energy can perform work.

A 100-watt light bulb is left on for 10 hours. Electricity is 10 cents per kilowatt-hour. How much did it cost to operate the light bulb?

Description : A 100-watt light bulb is left on for 10 hours. Electricity is 10 cents per kilowatt-hour. How much did it cost to operate the light bulb?

Last Answer : ANSWER: 10 CENTS

One Kilowatt hour is equal to— (1) 3.6 Mega Joule (2) 3.8 Mega Joule (3) 3.2 Mega Joule (4) 4.0 Mega Joule

Description : One Kilowatt hour is equal to— (1) 3.6 Mega Joule (2) 3.8 Mega Joule (3) 3.2 Mega Joule (4) 4.0 Mega Joule

Last Answer : 3.6 Mega Joule

Assertion : Kilovol-ampere (kVA) and kilowatt-hour have the same dimensions. Reason : Both are the units of energy.

Description : Assertion : Kilovol-ampere (kVA) and kilowatt-hour have the same dimensions. Reason : Both are the units of energy.

Last Answer : Assertion : Kilovol-ampere (kVA) and kilowatt-hour have the same dimensions. Reason : Both are the ... . D. If both Assertion and Reason are false.

One kilowatt-hour is the amount of electrical energy that is consumed by 1000 watt appliance in ____. A. 30 minutes B. 45 minutes C. 1 hour D. 1 our and 15 minutes

Description : One kilowatt-hour is the amount of electrical energy that is consumed by 1000 watt appliance in ____. A. 30 minutes B. 45 minutes C. 1 hour D. 1 our and 15 minutes

Last Answer : ANSWER: C

One kilowatt-hour is the amount of electrical energy that is consumed by 1000 watt appliance in ____. A. 30 minutes B. 45 minutes C. 1 hour 24 D. 1 our and 15 minutes

Description : One kilowatt-hour is the amount of electrical energy that is consumed by 1000 watt appliance in ____. A. 30 minutes B. 45 minutes C. 1 hour 24 D. 1 our and 15 minutes

Last Answer : ANSWER: C

One kilowatt-hour is the amount of electrical energy that is consumed by 1000 watt appliance in ____. A. 30 minutes B. 45 minutes C. 1 hour D. 1 our and 15 minutes

Description : One kilowatt-hour is the amount of electrical energy that is consumed by 1000 watt appliance in ____. A. 30 minutes B. 45 minutes C. 1 hour D. 1 our and 15 minutes

Last Answer : ANSWER: C

One kilowatt hour is the amount of energy delivered during a. one second b. one day c. one minute d. one hour

Description : One kilowatt hour is the amount of energy delivered during a. one second b. one day c. one minute d. one hour

Last Answer : b. one day

One kilowatt hour of electrical energy is the same as

Last Answer : One kilowatt hour of electrical energy is the same as  36 x 105 joules.

How many joules is equal to 1 kilowatt hour ?

Description : How many joules is equal to 1 kilowatt hour ?

Last Answer : 1 kilowatt = 1000 joules.

A homeowner replaces a 65 watt incandescent bulb with a 15 watt compact fluorescent lamp. The light is on 2000 hours a year. If electricity cost 10 cents a kilowatt-hour, how much money is saved on the electric bill in one year? w) $50.00 x) $10.00 y) $5.00 z) $1.00

Description : A homeowner replaces a 65 watt incandescent bulb with a 15 watt compact fluorescent lamp. The light is on 2000 hours a year. If electricity cost 10 cents a kilowatt-hour, how much money is saved on the electric bill in one year? w) $50.00 x) $10.00 y) $5.00 z) $1.00 

Last Answer : ANSWER: X -- $10.00 

One kilowatt-hour is?

Description : One kilowatt-hour is?  (A) 3.6 mega joules (B) 2.6 mega joules (C) 1.6 mega joules (D) None of the above

Last Answer : One kilowatt-hour is 3.6 mega joules

The meter constant of a single-phase 230 V induction watt hour meter is 400 revolutions per kWh....

Description : The meter constant of a single-phase 230 V induction watt hour meter is 400 revolutions per kWh. The speed of the meter disc for a current of 10 A of 0.9 pf lagging will be

Last Answer : The meter constant of a single-phase 230 V induction watt hour meter is 400 revolutions per kWh. The speed of the meter disc for a current of 10 A of 0.9 pf lagging will be 13.80 rpm

Resistance of a metal rod does not depend on which of the following ? 1) ... resistivity 2) density 3). Length 4), warmth ..... Explain it in a little details ?

Description : Resistance of a metal rod does not depend on which of the following ? 1) ... resistivity 2) density 3). Length 4), warmth ..... Explain it in a little details ?

Last Answer : Answer : On its density. Because it depends on how close or how far the atom must be seen.

The resistance of a conductor is inversely proportional to its - (1) temperature (2) resistivity (3) area of cross section (4) length

Description : The resistance of a conductor is inversely proportional to its - (1) temperature (2) resistivity (3) area of cross section (4) length

Last Answer : (3) area of cross section Explanation: The resistance of a current carrying conductor is inversely proportional to the area of cross section of the conductor. This is because the resistance occurs due to the collision of electrons/charged particles.

Which of the following is not the unit of power? (A) kW (kilowatt) (B) hp (horse power) (C) kcal/sec (D) kcal/kg sec

Description : Which of the following is not the unit of power?  (A) kW (kilowatt)  (B) hp (horse power)  (C) kcal/sec  (D) kcal/kg sec 

Last Answer : (D) kcal/kg sec 

The energy required per unit mass to grind limestone particles of very large size to 100 μm is 12.7 kWh/ton. An estimate (using Bond's law) of the energy to grind the particles from a very large size to 50 μm is (A) 6.35 kWh/ton (B) 9.0 kWh/ton (C) 18 kWh/ton (D) 25.4 kWh/ton

Description : The energy required per unit mass to grind limestone particles of very large size to 100 μm is 12.7 kWh/ton. An estimate (using Bond's law) of the energy to grind the particles from a very large size to 50 μm is (A) 6.35 kWh/ton (B) 9.0 kWh/ton (C) 18 kWh/ton (D) 25.4 kWh/ton

Last Answer : (C) 18 kWh/ton

. Kick's law assumes that the energy required for size reduction is proportional to the logarithm of the ratio between the initial and the final diameters. The unit of Kick's constant is (A) kW. sec/kg (B) kWh/kg (C) kWh/sec. kg (D) kg/sec

Description : . Kick's law assumes that the energy required for size reduction is proportional to the logarithm of the ratio between the initial and the final diameters. The unit of Kick's constant is (A) kW. sec/kg (B) kWh/kg (C) kWh/sec. kg (D) kg/sec

Last Answer : (A) kW. sec/kg

As per chart on energy consumption the supply unit of furnace oil is ……… a. kWh c. kV b. kg. d. Watts

Description : As per chart on energy consumption the supply unit of furnace oil is ……… a. kWh c. kV b. kg. d. Watts

Last Answer : kg

As per pie chart on energy consumption the supply unit of the electricity is……….. a. kWh c. kV b. kg. d. Watts

Description : As per pie chart on energy consumption the supply unit of the electricity is……….. a. kWh c. kV b. kg. d. Watts

Last Answer : kwh

99. As per chart on energy consumption the supply unit of furnace oil is ……… a. kWh c. kV b. kg. d. Watts

Description : 99. As per chart on energy consumption the supply unit of furnace oil is ……… a. kWh c. kV b. kg. d. Watts

Last Answer : kg.

95. As per pie chart on energy consumption the supply unit of the electricity is……….. a. kWh c. kV b. kg. d. Watts

Description : 95. As per pie chart on energy consumption the supply unit of the electricity is……….. a. kWh c. kV b. kg. d. Watts

Last Answer : kwh

In a 100 TPD Sponge Iron plant, the sponge iron is fed to the Induction melting furnace, producing molten steel at 88% yield. The Energy consumption details are as follows: Coal Consumption : 130 TPD GCV of coal : 4500 kcal/kg Power Purchased from Grid : 82400 kWh / day Specific Energy consumption for Kiln producing Sponge Iron: 120 kWh / ton sponge iron Calculate the following 1. Specific Energy Consumption of Induction melting furnace in terms of kWh/ton of molten steel 2. Specific Energy Consumption of the entire plant, in terms of kcal/kg of molten steel (product). 3. Total Energy Consumption of Plant in Tons of Oil Equivalent (TOE )

Description : In a 100 TPD Sponge Iron plant, the sponge iron is fed to the Induction melting furnace,  producing molten steel at 88% yield. The Energy consumption details are as follows: Coal Consumption : 130 ... molten  steel (product). 3. Total Energy Consumption of Plant in Tons of Oil Equivalent (TOE )

Last Answer :  a) Specific Energy Consumption of Induction Melting Furnace  Molten Steel Production from the Induction melting furnace per day  = 100 x 88/100 = 88 TPD Total Energy Consumption of the Plant = 82400 kWh ... mark c) Total Energy consumption of Plant in ToE  = 655864000/107  = 65.586 ToE

According to the definition of 1 KWh, a 100 watt bulb consumes one unit of electricity in-----? A. 2 hours B. 5 hours C. 8 hours D. 10 hours (Answer)

Description : According to the definition of 1 KWh, a 100 watt bulb consumes one unit of electricity in-----? A. 2 hours B. 5 hours C. 8 hours D. 10 hours (Answer)

Last Answer : D. 10 hours (Answer)

According to the definition of 1 KWh, a 100 watt bulb consumes one unit of electricity in------? A. 1 hours B. 5 hours C. 10 hours (Answer) D. 15 hours

Description : According to the definition of 1 KWh, a 100 watt bulb consumes one unit of electricity in------? A. 1 hours B. 5 hours C. 10 hours (Answer) D. 15 hours

Last Answer : C. 10 hours (Answer)

Given that resistivity of copper is `1.68xx10^(-8) Omega`m. Calculate the amount of copper required to draw a wire 10 km long having resistance of `10

Description : Given that resistivity of copper is `1.68xx10^(-8) Omega`m. Calculate the amount of copper required to draw a wire 10 km long having resistance of `10

Last Answer : Given that resistivity of copper is `1.68xx10^(-8) Omega`m. Calculate the amount of copper required to draw a ... copper is `8.9xx10^(3) kg m^(-3)`.

A wire of resistance `10 Omega` is drawn out so that its length is thrice its original length. Calculate its new resistance (resistivity and density o

Description : A wire of resistance `10 Omega` is drawn out so that its length is thrice its original length. Calculate its new resistance (resistivity and density o

Last Answer : A wire of resistance `10 Omega` is drawn out so that its length is thrice its original ... (resistivity and density of the material remain uncharged).

Find the resistance of a hollow cylindrical conductor of length 1.0m and inner and outer radii 1.0mm and 2.0mm respectively. The resistivity of the ma

Description : Find the resistance of a hollow cylindrical conductor of length 1.0m and inner and outer radii 1.0mm and 2.0mm respectively. The resistivity of the ma

Last Answer : Find the resistance of a hollow cylindrical conductor of length 1.0m and inner and outer radii 1.0mm and 2 ... the material is `2.0xx10^(-8)(Omega)m`.

Calculate the resistance of a 2 m long nichrome wire of radius 0.321 mm. Resistivity of nichrome is `15xx10^(-6) Omega` m. If a potential difference o

Description : Calculate the resistance of a 2 m long nichrome wire of radius 0.321 mm. Resistivity of nichrome is `15xx10^(-6) Omega` m. If a potential difference o

Last Answer : Calculate the resistance of a 2 m long nichrome wire of radius 0.321 mm. Resistivity of nichrome is ` ... wire, what will be the current in the wire ?

The resistance of a conductivity wire of length 1.1 m and of diameter 0.14 mm is `30 Omega`. Calculate its resistivity.

Description : The resistance of a conductivity wire of length 1.1 m and of diameter 0.14 mm is `30 Omega`. Calculate its resistivity.

Last Answer : The resistance of a conductivity wire of length 1.1 m and of diameter 0.14 mm is `30 Omega`. Calculate its resistivity.

What is specific resistance or resistivity of the material?

Description : What is specific resistance or resistivity of the material?

Last Answer : Specific resistance of the material is the resistance of a piece of unit length and unit cross-section (unit cube of that material). That is the resistance between the opposite faces of unit cube of the material. ... face of that material. The unit of specific resistance is Ω/cm3 , Ω/inch3 , Ω/m3 . 

A material with zero resistivity is said to have a) Zero conductance b) Infinite conductance c) Zero resistance d) Infinite resistance

Description : A material with zero resistivity is said to have a) Zero conductance b) Infinite conductance c) Zero resistance d) Infinite resistance

Last Answer : c) Zero resistance

Find the resistivity of a material having resistance 20kohm, area 2 units and length of 12m. a) 6666.6 b) 3333.3 c) 1200 d) 2000

Description : Find the resistivity of a material having resistance 20kohm, area 2 units and length of 12m. a) 6666.6 b) 3333.3 c) 1200 d) 2000

Last Answer : b) 3333.3

The resistivity of a material with resistance 200 ohm, length 10m and area twice that of the length is a) 200 b) 300 c) 400 d) 500

Description : The resistivity of a material with resistance 200 ohm, length 10m and area twice that of the length is a) 200 b) 300 c) 400 d) 500

Last Answer : c) 400

Reciprocal of resistivity is called a. Resistance b. Inductance c. Conductivity d. Flexibility

Description : Reciprocal of resistivity is called a. Resistance b. Inductance c. Conductivity d. Flexibility

Last Answer : c. Conductivity