7. Expressing P as a fraction of a year, and A in AUs, solve for A: A = p2/ ; AU II

Q: About how many cups of coffee you make with 569,600 J of energy

A: It depends on room temperature, let room temperature is 22 degree celsius. H=mc∆T Where c specific…

Q: What must be the power output of the pump?

A: The mass of the water is The depth of the well is The ejection speed of the water is Power Where,…

Q: What are the qualities of an ideal source of energy?

A: The main  qualities of ideal source of energy includes, Must have the ability of transferring an…

Q: Trial h2 (m) | (m) (m) Ah GPE KE %diff (kg) (m) (s) (m/s) Vf (J) (J) 0.5 0.05 0.47 0.39 0.08 0.040…

A: Kinetic energy (K.E) of the object is related with its velocity and is given by…

Q: atures to your

A: It is explained as, physical activities change to diet cognitive train

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: Which of the following is NOT a unit of energy? hp kW-h calorie ft-lb Btu

A:

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: An engine does 1,000 J of work at an efficiency of 33%.  How much waste heat is expelled to the cold…

A: The objective of the question is to calculate the amount of waste heat expelled to the cold…

Q: means the repair work done to keep the system in good working condition.

A: To determine: What means the repair work done to keep the system in good working condition.

Q: calculate the amount of work done is raising a glass of water of mass o.4 kg to a height of 10 cm

A:

Q: Which of the following statements is true for the figure given below? * y F 450

A: Given:

Q: Suppose a man does 34 kJ of work with an efficiency of 5.05 %. How much food energy, in…

A: Write the given values with the suitable variables. W=34 kJη=5.05%=0.0505Here, W is the work done…

Q: Suppose a man does 35.5 kJ of work with an efficiency of 4.95 % a. How much food energy, in…

A: Work done is Efficiency is Note:Find:Food energy.

Q: frictional forces in slowing a 1,645-kg car from 10.1 m/s to rest? Calculate to one

A: Work done = change in kinetic energy  W = ∆K  W = 1/2 m v2  Given m= 1645 kg  V final = 10.1 m/s  V…

Q: B A Y A B' D' C' CONSUMER GOODS

A: The point Y in the graph represens in sufficient use of the resources.

Q: gy in a dam

A: Given: A change in energy in a dam is given as,

Q: The greater proportional gain will result in a system with a greater rise time True False

A: SOlution: is the statement true or false. the grater the proportinal gain will result in a system…

Q: How to calculate housepower

A: To calculate the house power we need to calculate the power for one load of the house Ri and the…

Q: What do you mean by simple machine? State the principle of ideal machine?

A: Ideal machines have the theoretical maximum performance, and therefore are used as a baseline for…

Q: List units that are commonly used to measure energy

A: Here are some commonly used units to measure energy:Joule (J): The SI unit of energy. It is named…

Q: Why machines are never 100% sufficient

A:

Q: A worker in a company work 7 hours in a day, there are 22 working days in a month other than working…

A: Given: Number of working days in a month = 22; Number of working hours per day = 7; Number of extra…

Q: What type of energy, heat or work, is valued more by society? What evidence supports your judgement?

A: The type of energy that is valid more by society is Work.

Q: True or false "Cars are less efficient in cold weather"

A: The efficiency of the cars is less in cold weather. This is because there is an increase in energy…

Q: A certain damn generates 120 MJ of mechanical hydroelectric energy each minute if the conversion…

A: Let us solve the problem step by step :Given that , Mechanical Energy=120 mJminChange MJsec to…

Q: An object with mass 8 grams moves with a velocity of 780 m/s. Find KE.

A: Given:   mass, m = 8 gram = 0.008 kg velocity v = 780 m/sec

Q: lease explain Energy Budget.

A: Energy Budget:- budget for radiation (energy budget) The difference between the solar irradiation…