Description : If a current of 4 A flows into a bulb, how much current flows out of the bulb?
Last Answer : Ans: The same amount of current i.e. 4A flows out of the bulb.
Description : Describe how you would connect an ammeter into an electric circuit correctly.
Last Answer : Ans: The positive connector of the ammeter should be attached to the positive terminal of the battery and the ammeter should be placed before the bulb.
Description : What device is used to measure current flow accurately?
Last Answer : Ans: An ammeter is used to measure current flow accurately.
Description : In what units is the size of an electric current is measured?
Last Answer : Ans: Electric current is measured in amperes.
Description : What is a letter or a symbol that stands for one or more numbers?
Last Answer : It is a variable.
Description : The formula for computing impedance in a series circuit containing resistance, capacitance, and inductance is _____________. [ NOTE: the symbol * stands for 'multiplied by' ] A. Z = RT + XL + XC B. Z = R + XL - XC C. Z * Z = R * R + (XL - XC) * (XL - XC) D. Z = R * R + (XL * XC) - (XL * XC)
Last Answer : Answer: C