Apply the concepts of energy conversion and conservation in a detailed explanation of the reasons why a motor and generator cannot form a perpetual motion machine

Q: Define how a perpetual-motion machine that violates the first law of thermodynamics (PMM2).

A: The first law of thermodynamics states the energy in the universe is not produced without the use…

Q: ii) State two advantages of implanting hydroelectric power in Cameroon. ) Describe two problems that…

A: A hydroelectric plants uses potential energy of water and produces electric energy as output. Energy…

Q: What are the options and explain what is the best technology available for powering cars of the…

A: What are the options and explain what is the best technology available for powering cars of the…

Q: What is the challenges of electric car???

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Q: The moment arm is defined as a. the distance from the point of application of a force to a…

A: The moment arm is defined as

Q: Determine and discuss the advantages and disadvantages of diesel and gasoline engine in comparison…

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Q: Please explain in plain English how some designers have compromised efficiency for safety.

A: Introduction to the factor of safety: Whenever any system works beyond a limit under which the…

Q: i. A Wind Generator with the following data is installed at a wind site. Power output from the…

A:

Q: A lever with an output of 0.8 meter has a mechanical advantage of 6. What is the length of the input…

A: Calculated the length of the input arm.

Q: Which type of accumulator uses the concept of force of gravity to store the potential energy?…

A: Weight -Loaded Accumulator is used as concept of gravity to store Potential Energy. In Weight-Loaded…

Q: he use of renewable solar energy becomes popular due to its free source. In your own opinion, is it…

A: Given:- Solar energy and fossil fuel To find:- Which one is economical

Q: Why renewable energy sources are called sustainable? List out any two reasons why they are…

A: Renewable energy sources lend themselves well to sustainable development, especially when compared…

Q: Discuss the important differences between conventional vehicles and electric vehicles?

A: An automobile is a self-propelled vehicle that is used to carry people or commodities. In most…

Q: Define Renewable energies such as wind are called “green energy” since they emit no pollutants or…

A: Renewable energy: Renewable energy is the energy produced from renewable sources such as Sun, Wind,…

Q: What are the major components of a bicycle?

A: There are so many components in bicycle but the major components of a bicycle is given as under.

Q: Discuss the importance of safety and precaution in farm machinery

A: given; Discuss the importance of safety and precaution in farm machinery

Q: Explain the definition of power (Watt) and energy (Joule) in electricity.

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Q: The centers of mass of some machine elements may not coincide with their rotating centers because

A: Center of mass : The point at which the whole mass of the body is concentrated

Q: Explain the effect of temperature to the efficiency result of radiation

A: Radiation efficiency: The ratio of the power radiated to the net power accepted by any object is…

Q: Choose three products from household appliances and work on increasing energy efficiency in terms of…

A: Pressure cooker - I've chosen e pressure cooker. As you may guess from Its name, a pressure cooker…

Q: What are the components of an effective payload? O Collaborative robot mass, fuel consumption and…

A: In most simple words, a payload for a robot can be stated as the maximum weight a robot arm can…

Q: What is the necessary power in HP so that a conveyor belt, without inclination, 1.4m wide and 30m…

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Q: Determine the minimum power required for a hoist crane that will lift a 20metric tons of load at the…

A: Given data: m = 20 metric ton = 20,000 kg V = 0.6 m/s Need to determine the minimum power required…

Q: Why is the definition of Uber's business changing?

A: Surge pricing kicks in automatically when there are more passengers than available drivers in a…

Q: .........is defined as any part of a machine  having motion relative to some other part and also…

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Q: How can the conveyor belt threat humanity with regard to the movie "Modern Times"?

A:

Q: Determine the uses of diesel and gasoline engine in agriculture

A: The agriculture is very difficult before a long time but after using the engines (diesel and…

Q: A refrigeration system has a COP of 4.The compressor power is 30 kw.Find the mass of ice produced by…

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Q: Q: In your opinion, how the mode of control of power industrial trucks helps to handle the materials…

A: 1. In the material handling system power industrial trucks plays an important roll. 2. the material…

Q: A fan operating at a standard air condition registered a total static head of 230 mm of water gage.…

A: Given Data Total static head, hs=230 mm Static efficiency, ηs=0.65 Fan efficiency, ηf=0.8 Velocity…

Q: ENERGY MANAGEMENT 4. Describe the three areas of energy use in industry.

A: Hum

Q: Electrical energy Where does the electricity come from?

A: Solution:

Q: A) With a neat sketch discuss the working of a Grid-connected system for power generation and…

A: Working of grid connected system

Q: For each of the following systems, give two examples of how a mechanical engineer would be involved…

A: Most of the machines and equipment that emit heat can be studied under Thermal Engineering section…

Q: In what types of settings do biomechanists typically work?

A: Biomechanics is a field of science which deals with mechanics of movement of human body.

Q: choose 2 renewable energy sources and explain how to obtain/harness the power on each energy…

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Q: Explain with a neat diagram with all parameters, the components and working of a heat pump system

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Q: Define how a perpetual-motion machine that violates the second law of thermodynamics (PMM2).

A: When a heat engine operates under single thermal reservoir and produces network then it violates the…

Q: Give a brief explanation of why electronics are so widely used on today vehicles

A: Electronics: It is a technology with the design of circuits by the using transistors and microchips…