All of the following refers to power, except the rate of doing work by a system

Q: Power is the rate at which you do work. You spend more power when you A) do the same work for a…

A: Power is obtained when the work done is divided by the time the work is being done. where

Q: Which of the following is the rate at which energy is transferred? Briefly explain. (a) Power (b)…

A: Firstly knowing all the definitions one by one. (a)Power:-Power can be defined as the rate at which…

Q: A refrigerator does 270,000 J of work in 30 minutes. How much power does it generate? 30 minutes =…

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Q: The unit of power used in industry is A) Joule B) Watts C) Horse power D) Kilowatts

A: Power: Power is defined as the measure of the rate at which work is done. Power =Energytime Units of…

Q: A pump needs to lift 526 litres of water per minute to a height of 13.2 m.  What is the minimum…

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Q: Work-done and power sent by them?

A: Given, Compare the workdone and power sent by the girl A and boy B,Where,  Girl take 45 sec to climb…

Q: person lifted a bag of groceries 2.89 m from the floor onto a counter top using a constant force of…

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Q: Which one of the following is not the unit of energy

A: The formula of Energy is, E=F.d From above, unit of energy is Newton.-meter. The SI unit of energy…

Q: A car generating a power of 92209.72watts is traveling on a road with a coefficient of kinetic…

A:

Q: The unit of work is the (write the whole word, not just the single letter)

A: The energy transfer from or to a body by the force applied on it along its displacement is said to…

Q: What power output is required of a motor that needs to lift a 450 kg elevator car 12 meters in 8.0…

A:

Q: The Law of Conservation of Energy states that "Energy can be created, destroyed, or transferred."…

A: Given statement "The law of conservation of energy states that the energy can be created , destroyed…

Q: Which of the following devices converts electric energy into mechanical energy?

A: The given statement is  Device which converts electric energy into mechanical energy?

Q: The law of conservation of energy appears across Science in multiple guises. Outline how the law of…

A: Law of conservation of energy states that energy neither be created nor be destroyed ,only convert…

Q: Power refers to how fast work is done upon an object.

A: Power for a force is defined as Rate of doing work P=W/t

Q: Discuss the Law of Conservation of Energy

A: ( Law of Conservation of Energy ) Law of Conservation of Energy states that energy can neither be…

Q: The unit of measurement of energy in a given amount of food

A: Our question is what is the unit of measurement of energy in a given amount of food

Q: Which of the following is not a unit of power? Watt ft · lb/s J/s kW · h

A: The Power of a system is the capacity to do work by the system in unit time. Mathematically, it is…

Q: In a machine shop two cams are produced one of aliminuam and one of iron both cams have the same…

A: To determine: The cam that is larger.

Q: Which formula represents the law of conservation of energy?

A: SOlution: Which farmula corrrectly represents the conservation of mechanical energy.

Q: Example of mechanical energy

A: Mechanical Energy :-also known as motion energy is the  energy of an object due to its motion or…

Q: 18. What is the average power developed by a motor as it lifts a 400.-kilogram mass at a constant…

A: “Since you have asked multiple question, we will solve the first question for you. If youwant any…

Q: One of these units are not power unit Watt N.m\s Joule-second O hp O

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Q: Explain the difference between energy and power and how they are related to work.

A: The differentiation between Energy and Power is as follows:

Q: 3) How much time does it take to do 9,560 Joules of work with 860 watts of power? -

A: solution is given by

Q: power

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Q: State law of conservation of energy.

A: Statement of Law of conservation of Energy:The law of conservation of energy states that energy can…

Q: dentify the three types of energy that are part of mechanical energy.

A: Mechanical energy: The energy which is due to position or due to motion. this is of two types_: 1.…

Q: Create an example of the Law of Conservation of Energy

A: The law of conservation of energy states that energy can neither be created nor be destroyed. It can…

Q: Eplain law of conservation of energy.

A: according to the law of conservation of energy , the total energy of an isolated system is constant.…

Q: How high will a winch motor with a POWER of 483 Watts lift a 18 kg crate straight up against gravity…

A: Given data:  Power (P) = 483 Watts Mass (m) = 18 kg Time (t) = 29 seconds Required: The height (h)

Q: the power of the source.

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Q: Differentiate between energy and power.

A: Energy is the capacity to do work. Energy is power integrated over time.Power is the rate at which…

Q: Potential  energy

A: Given Mass m =30 kg g =9.81 m/s2  h =5 m

Q: A floor polisher supplies an average of 1000 W of power. If the floor polisher is used for 10…

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Q: Energy that is stored is considered what type of energy

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Q: A demolished car weighing 15,000 N is picked up by an electromagnet on a crane in a junkyard. It…

A: Weight of car (w) = 15000 N distance lifted (d) = 10 m time taken (t) = 4 seconds

Q: If a machine exerts a force of 250 n of an object and no work is done what must have occurred

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Q: Examine power consumption and calculations of the cost of energy consumed.

A: Let power consumption of a device be P watts and in it run for t hours daily.

Q: Is the power available the power input or the power output

A: To determine Which power is available to us: Input Power or Output Power