Useful tips for everyday
How is a transformer wired? WYE transformer coils are wired in parallel, like connecting 4 light bulbs to the hot wire. On the 3-can transformer…
How is SpO2 calculated? SPO2 is measure using a pulse oximeter, which consists of a computerized monitor and probe. The probe may be attached to…
How to repair a broken pot or potentiometer? No parts specified. Once you have removed the affected pot (potentiometer) from the guitar, set it on…
What is the equation of the VT graph? Let’s derive the three equations of motion using a velocity time graph v = u + at…
What is a protective earth connection? A protective earth connection, earth ground or safety ground uses a protective conductor to direct a fault current safely…
Which MUX is required for full adder? Full Adder can be implemented by two half adder; a half adder can be implemented by a XOR…
Does FIR filters use feedback? In digital signal processing, an FIR is a filter whose impulse response is of finite period, as a result of…
Are float switches normally open? A float switch is wired in either the normally open or normally closed position. A normally open position is open…
What is the difference between single-phase AC and three-phase AC? A single-phase (1-phase) has less power, requiring two wires; while, three-phase (3-phase) requires more, including…
What is an acceptable impedance of EEG electrodes? In clinical practice, the scalp-electrode impedance is checked before each EEG examination. In digital EEG equipment, impedances…