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Applied Heat Past Examination Questions

Applied Heat past Examination Questions 1. An Ammonia refrigerator is to produce 2 tonnes of ice per day at -4°C from water at 20°C. if the temperature range in the compressor is between 25°C and -...

Published: 2021-07-15 14:35:05

Ccea as Biology Coursework: an Investigation to Measure

An investigation to measure the percentage light transmission, using a colorimeter, through a solution, from pH 2 – pH 9, in which jelly cubes were immersed over a 24 hour period Interpretation Writ...

Published: 2021-07-28 18:40:06

Centripetal Force Lab Activity

Centripetal Force Lab Activity Analysis: 1. A) Average Percent Difference: 50g: (values expressed in newtons) Step 1: Calculate the average value of the two variables Average Value= Value 1+ Value 2 /...

Published: 2021-08-02 16:05:07

Collision Theory

Collision Theory The theory proposes that molecules must collide in a particular way with a certain amount of energy to ultimately form a new product. This is because only a select portion of molecule...

Published: 2021-07-21 00:35:07

Determine the Number of Moles for the Water of Crystallization in Copper Sulphate

Change in Potential Energy Worksheet 1. A 7. 3 kg gallon paint can is lifted 1. 78 meters vertically to a shelf. What is the change in potential energy of the paint can? 2. A roller coaster car of m...

Published: 2021-07-22 09:05:06

Electromechanical Energy Conversion

Introduction Chapter 3 Electromechanical Energy Conversion Topics to cover: 1. Introduction 3. Force and Torque 5. Friction 2. Electro-Motive Force (EMF) 4. Doubly-Excited Actuators 6. Mechanical Comp...

Published: 2021-07-19 02:00:06

Environmental Taxes in the UK

1. Introduction 1. 0 We have been commissioned by the government to write a report on how the current UK tax system encourages taxpayers to behave in an environmentally friendly manner. In the first p...

Published: 2021-07-20 21:55:06

Ethanol Fuel

Ethanol fuel is ethanol (ethyl alcohol). Ethanol, also called ethyl alcohol, pure alcohol, grain alcohol, or drinking alcohol, is a volatile, flammable, colorless liquid. A psychoactive drug and on...

Published: 2021-08-02 00:10:10

Gas Crisis in Bangladesh

Introduction Background of the Study Natural gas is one of the most affordable forms of energy available to the residential consumer. In fact, natural gas has historically been a better value than el...

Published: 2021-07-23 05:35:05

Global Food Prices

Why Did Global Food Prices Rise? 1. Farmers in the United States and in Europe benefit from government policies to promote the production of ethanol because they receive government subsidies to produc...

Published: 2021-08-01 16:40:06