Subtract the value of the second pair from the value of the first pair, or 18 - 8 = 10. Our determinant equals 10. Once again, determine the sign dictated by the location of the element you eliminated. In this case, the sign is +, so we would use 10. Next, let's find the cofactor of 5.
Answer: The outermost zone of a flame is the hottest zone. Due to this, goldsmith uses the outermost zone of a flame for melting gold and silver. Question: 11. In an experiment 4.5 kg of a fuel was completely burnt.
Halide torch leak detection. Works on the principle of flame colour change in the presence of chlorine based and fluorine based hydrocarbons â our common refrigerant. A copper plate will be heated by a flame. There will be an open ended hose connection to the flameâs air intake.Refrigerant leak is detected through change in flameâs colour.Any colour from bluish-green to purple means that refrigerant leak is present.ressure in from the compressor is enough to detect leaks. Here is the page. On the other hand, This page will talk about extensive leak detection methods, used by technicians to pinpoint leaks, and repair those. External system pressurising and vacuuming are required for this section.