How can you describe the current?

What type of engineers have a role in designing cars? Do step up-down transformers waste electricity when plugged-in but not in use - note this is not referring to AC-DC converters but transformers that change voltage between 110-120v to 220-240v? What is Surge in centrifugal compressor? What is the difference between a knife gate valve a gate valve? When a batch makes it through all input stages it gets routed to Release Pending Once a batch is in the Release Pending queue it cannot be retrieved and put back in the QC queue? What is spurious signal? In 8051 micro controller which port has dual function? Why do you use decimal number instead of binary number? What are the terms used in phase rule? What is a signal pattern? What is the difference between die casting and pressure die casting? How is an amp defined? What can you do if the shower mixer valves are letting the cold water push the hot water back into the expansion pipe in the cold storage tank? How do you describe how DNA copies itself? How do you find out the water line for your house? If 2 batteries in a simple circuit are arranged neg to neg terminals touching will the bulb light? What is the role of a plasmid in genetic engineering? What is the text called under a visual picture? What is senf? What is a C program to print the number of an array in reverse order?