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1 if the output load current of the lm7805 u3 is 100 ma what is the approximate peak-to-peak input ripple voltage at
1 the required output voltage of the lm317 u1 needs to be 10 v disregarding the iadj current what value of resistance
1 what are the three basic types of switching regulators which one steps the voltage up which one produces a negative
1 what is the difference between the lm7806 and the lm79122 explain what line and load regulation mean should they be
1 explain the process of global warming2 define the term albedo and explain the features of the earths albedo refer to
1 comment on the energy efficiency impact on the environment2 using the case study 210 as guideline try to quantify the
1 what are the main environmental impacts of energy generation and utilization2 explain the global warming effect3
1 calculate how many kilograms of green wood produce the same amount of energy as 1 kg of dry wood calculate how many
1 enumerate and describe briefly the fundamental energy sources on earth2 explain the nature of biomass energy3
1 what is the relationship among the use of renewable energy sources environment and sustainability2 what is the
calculate mass energy entropy and exergy balances for the following devicesa an adiabatic steam turbineb an air
1 saturated ammonia vapor at -25degc is compressed isentropically to 762 bar determine the temperature after
assume that superheated steam at 25 bar and 400degc expands isentropically to 622 bar determine the temperature after
1 argon is compressed from standard conditions up to a pressure of 5 bar assume polytropic compression and calculate
1 define the boltzmann constant2 using appropriate equations transform the temperature of 100c in degrees kelvin
1 what is a conservative force2 explain the terms absolute gauge and vacuum pressure3 define the notion of temperature
1 define the notions of force momentum and work and explain the differences among them2 define the following forms of
1 how is the thevenin or output resistance of a power supply related to the load regulation for a quality power supply
1 what one can understand through energy policy and what is its role in sustainable development2 comment on the key
1 identify and explain the main factors affecting sustainable energy strategies and policies2 what are the applications
1 define and give examples of a sustainable process index2 explain the material flux analysis method3 what can one
1 explain the difference between conventional fuels and alternative fuels2 can sulfur be considered a fuel3 what is the
1 describe the net zero energy building initiative2 try to quantify the benefit of material recycling for a region
1 what do you understand about energy conservation2 list and comment on the main factors affecting energy conservation3
1 define the global warming potential and the method of calculating it2 explain the anthropogenic influence on climate