1) MULTIMETER CAN BE USED FOR A) checking batteries B) All of these C) checking for opens and short D) Troubleshooting motor control circuits Ans B 2) Before working on a circuit, you must.. the power supply A. Switch on B. Switch of C. Throw D. Hold Answer B 3) What do we call the part of the water filter from where the filtered water exits? A. None of These B. filter outlet C. filter hose D. filter tap Ans B 4) The filtered water that has been treated by a membrane filter is called A. concentrate B. reject C. None of these D. permeate Ans D 5) Which type of tape is used in Water Purifier, during repairing A. teflon tape B. Scotch Tape C. Cello tape D. Double-Sided Tape Ans A 6) What is the size of one micron? A. 1/2,000 ofa millimeter. B. 1/500 of a millimeter. C. None of These D. 1/1,000 of a millimeter. Ans D 7) Water purity is checked by which meter A) volt meter B)...