54051. The basic difference between a fuse and a circuit breaker is
54052. Which is the smallest?
54053. A secondary cell generates dc via chemical activity; a primary cell generates dc:
54054. The district in Kerala where black soil is seen most:
54055. If an electrical system is compared to a fluid system, the electrical current corresponds to the:
54056. The shell that is closest to the nucleus of an atom can contain a maximum of two electrons.
54057. One coulomb of charge passing a point in one second is one ampere of current.
54058. The unit of measurement for conductance is the coulomb.
54059. An electron is the smallest subatomic particle of negative charge that orbits the nucleus of the atom.
54060. A multimeter measures only voltage.
54061. In the eighteenth and nineteenth centuries conventional current flow was routinely used.
54062. Voltage is the driving force that establishes the flow of current.
54063. A resistor color coded with brown, black, and orange bands has a value of 10 k.
54064. A conductor will not carry current.
54065. The abundance of electrons would imply a negative charge.
54066. The atomic number is the number of neutrons in the nucleus of an atom.
54067. Charges of the same polarity tend to attract one another.
54068. The atomic number of an atom equals the number of electrons orbiting the nucleus.
54069. A normally open push-button switch can carry current when not pushed.
54070. Switches are either on or off, but can have multiple poles.
54071. The movement of electrons between two points is called voltage.
54072. Electrons flow from negative to positive when a voltage is applied across a conductor.
54073. The symbol that represents electrical charge is Q.
54074. All conductors have some resistance.
54075. Resistance is the pressure that causes current to flow.
54076. The potential difference between two points is called voltage.
54077. An open circuit allows current to flow.
54078. Switches are used to open and close paths for current.
54079. Carbon is a semiconductor.
54080. The unit for voltage is the ___ and the symbol for voltage is ___.
54081. A connection to the frame of a piece of electronic equipment is sometimes referred to as ___ ground.
54082. Fuses and circuit breakers are designed to ___ when excessive current flows.
54083. The capacity of a battery cell is measured by the amount of __________ that can be supplied over time.
54084. The genetic material of a cell is in:
54085. If an electronic component fails by developing an open circuit, the current will __________.
54086. ___ make electric current possible.
54087. The ___ is placed in series with the flow of current.
54088. The ___ represents a negative charge in an atom.
54089. An atom of a semiconductor has _______________ electrons in the valence shell.
54090. An atom with more electrons than protons is ___.
54091. All resistors can be placed into one of two main categories: ___ or ___.
54092. Voltage is _________.
54093. A ___ resistor has color bands of yellow, violet, yellow, gold.
54094. The unit for resistance is the ___ and the symbol for resistance is ___.
54095. What is the color code for a 220 5% resistor?
54096. If 60 J of energy are available for every 15 C of charge, what is the voltage?
54097. An atom's atomic number is determined by the number of:
54098. A voltage will influence current only if the circuit is:
54099. Which resistive component is designed to be temperature sensitive?
54100. An RC coupled amplifier has an open loop gain of 200 and a lower cutoff frequency of 50 Hz. If negative feedback with β = 0.1 is used, the lower cut off frequency will be