**Important Basic Electronics MCQs **

Basic Electronics MCQs are a priceless tool for anybody studying for academic exams in Pakistan’s armed services. The Navy Supply Branch, Navy Ordnance Branch, Navy Weapon Engineering Branch, PAF Admin & Special Duty Branch, PAF Logistics Branch, and Technical Cadet Course are just a few of the branches that these MCQs are designed to meet.

They give applicants the information and abilities needed to do well on their exams by covering the crucial topic of basic electronics. These multiple-choice questions are really suggested for those who want to ace the Army, Navy, and Pakistan Air Force admission exams.

*Basic Electronics MCQs (Part-1)*

**Ohm’s Law states that the current flowing through a conductor is directly __________ to the voltage across it and inversely proportional to its resistance.**(proportional)**According to Ohm’s Law, the mathematical relationship between current (I), voltage (V), and resistance (R) is expressed as V = __________.**(I * R)**Ohm’s Law is named after the German physicist __________, who formulated the relationship between current, voltage, and resistance.**Â (Georg Simon Ohm)**When the voltage across a resistor is doubled, keeping the resistance constant, the current flowing through it becomes __________.**(doubled or twice)**According to Ohm’s Law, if the resistance in a circuit is tripled, the current flowing through it will be __________.**(decreased or one-third)**The unit of resistance, as per the International System of Units (SI), is the __________.**(ohm (Î©))**Ohm’s Law is applicable to various types of circuits, including __________ circuits and __________ circuits.**(DC (direct current) and AC (alternating current))**In a circuit with a constant resistance, doubling the voltage across it will result in the current being __________.**(doubled or twice)**Ohm’s Law can be used to calculate the resistance in a circuit if the current and voltage are known, using the formula R = __________.**( V / I)**If the resistance in a circuit is halved, and the voltage across it remains constant, the current will be __________.**(doubled or twice)**Ohm’s Law is based on the assumption that the resistance in a circuit remains __________.**(constant or unchanged)**The reciprocal of resistance is called __________ and is denoted by the symbol G.**(conductance)**Ohm’s Law is a fundamental principle in __________ and is widely used in electrical and electronic engineering.**(circuit theory or electrical engineering)**According to Ohm’s Law, a superconductor, which has zero resistance, would allow __________ current to flow for a given voltage.**( infinite or unlimited)**Ohm’s Law provides a fundamental tool for analyzing and designing electrical circuits, allowing engineers to determine the current, voltage, or resistance in a circuit using __________.**(algebraic calculations or mathematical formulas)**A __________ is a passive two-terminal electronic component that stores electrical energy in an electric field.**( capacitor)**A __________ is a two-terminal electronic component that restricts the flow of current in a circuit.**(resistor)

See more electronics mcqs of physics below for passing academic tests.

*Basic Electronics MCQs (Part-2)*

**A __________ is a two-terminal electronic component that allows current to flow in only one direction.**(diode)**A __________ is a three-terminal electronic component that amplifies or switches electronic signals and power.**(transistor)**An __________ is a two-terminal electronic component that maintains a constant voltage across its terminals.**(voltage regulator)**A __________ is a passive two-terminal electronic component that stores electrical energy in a magnetic field.**(inductor)**A __________ is a two-terminal electronic component that is sensitive to light and converts it into electrical signals.**(photodiode)**A __________ is a two-terminal electronic component that emits light when current flows through it.**(light-emitting diode (LED))**A __________ is a three-terminal electronic component that provides voltage amplification in analog circuits.**(operational amplifier (op-amp))**A __________ is a two-terminal electronic component that varies its resistance with temperature changes.**(thermistor)**A __________ is a three-terminal electronic component that provides a stable reference voltage in a circuit.**(voltage reference)**A __________ is a two-terminal electronic component that is used to protect other components from excessive current.**(fuse)**A __________ is a three-terminal electronic component that controls the flow of current between two terminals.**(transistor)**A __________ is a two-terminal electronic component that generates an electric current in response to incident light.**(photovoltaic cell or solar cell)

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**Basic Electronics MCQs with Answers **

Basic Electronic MCQ with Answers are crucial in competitive academic tests for the Army, Navy, and Pakistan Air Force. They cover essential physics areas for success in various branches, including PN Cadets, Navy Operation Branch, Navy Education Branch, GD Pilots, PAF Aeronautical Engineering, Army Education Officers, and Army EME Officers, enhancing candidates’ preparation and ensuring excellent results.

See more electronics mcqs of physics below for passing academic tests.

*Basic Electronics MCQs (Part-3)*

**A __________ is a three-terminal electronic component that amplifies and switches electronic signals.**(operational amplifier (op-amp))**In a __________ circuit, the components are connected one after another along the same path.**(series)**In a series circuit, the __________ across each component remains the same.**(current)**The total resistance in a series circuit is equal to the __________ of the individual resistances.**(sum or addition)**In a __________ circuit, the components are connected across multiple paths.**(parallel)**In a parallel circuit, the __________ across each component remains the same.**(voltage)**The total resistance in a parallel circuit is inversely proportional to the __________ of the individual resistances.**(sum or addition)**In a series circuit, the total resistance is always __________ than the individual resistances.**(greater or higher)**In a parallel circuit, the total resistance is always __________ than the individual resistances.**(less or lower)**In a series circuit, if one component fails or is removed, the __________ circuit will be interrupted.**(entire or whole)**In a parallel circuit, if one component fails or is removed, the __________ circuit will still remain intact.**(remaining or other)**The total current in a series circuit is equal to the __________ of the individual currents.**(same or constant)**The total current in a parallel circuit is equal to the __________ of the individual currents.**(sum or addition)**In a series circuit, the voltage across each component is proportional to its __________.**(resistance)**In a parallel circuit, the total current is divided among the branches based on their __________.**(resistances)**In a series-parallel circuit, a combination of both series and parallel connections, the analysis can be done by breaking down the circuit into __________ and applying the respective rules.**(subcircuits or smaller circuits)

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*Basic Electronics MCQs (Part-4)*

**__________ Law states that the total current entering a junction in a circuit is equal to the total current leaving the junction.**(Kirchhoff’s Current Law)**According to Kirchhoff’s Current Law, the sum of currents entering a junction is __________ the sum of currents leaving the junction.**(equal to)**__________ Law states that the algebraic sum of the potential differences in any closed loop of a circuit is zero.**(Kirchhoff’s Voltage Law.)**According to Kirchhoff’s Voltage Law, the sum of potential differences across components in a closed loop is __________.**( zero)**Ohm’s Law relates current (I), voltage (V), and resistance (R) through the equation V = __________.**(I * R)**Ohm’s Law is applicable to __________ circuits. (DC (direct current) and AC**(alternating current))**The __________ Law defines the relationship between current, voltage, and resistance in a circuit.**(Ohm’s Law)**The unit of electrical current is the __________.**(ampere (A))**The __________ Law is based on the conservation of energy principle in electrical circuits.**(Kirchhoff’s Voltage Law)**The __________ Law is based on the principle of charge conservation in electrical circuits.**(Kirchhoff’s Current Law)**According to Ohm’s Law, if the voltage across a resistor is doubled, and the resistance remains constant, the current will be __________.**(doubled or twice)**According to Ohm’s Law, if the resistance in a circuit is halved, and the voltage remains constant, the current will be __________.**(doubled or twice)**Kirchhoff’s Current Law is based on the principle of __________ conservation.**(charge or electric charge)**Kirchhoff’s Voltage Law is based on the principle of __________ conservation.**(energy)**Ohm’s Law is named after the German physicist __________, who formulated the relationship between current, voltage, and resistance.**( Georg Simon Ohm)

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**Past Basic Electronics Physics MCQs **

Basic Electronics MCQs are a valuable study tool for aspirants. They cover a broad range of topics in Basic Electronics and guarantee that candidates are ready for the academic exams. Because they cater to the unique requirements of different branches in the Army, Navy, and Pakistan Air Force, these Electronics MCQs are especially helpful to the Technical Cadet Course, Army Education Officers, and Army EME Officers, as well as civilians who are interested in the defense forces.

See more electronics mcqs of physics below for passing academic tests.

*Basic Electronics MCQs (Part-5)*

**__________ is the rate at which electrical energy is consumed or produced in a circuit.**(Power)**The unit of power in the International System of Units (SI) is the __________.**(watt (W))**Power can be calculated using the formula P = __________.**(V * I (where V is voltage and I is current))**The unit of electrical energy is the __________.**(joule (J))**Energy can be calculated by multiplying power by __________.**(time)**The product of power and time gives the total __________ consumed or produced in a circuit.**(energy)**The rate at which energy is consumed or produced is equal to the power __________.**(dissipated or delivered)**Power can also be calculated using the formula P = __________.**(I^2 * R (where I is current and R is resistance))**The power dissipated by a resistor can be calculated using the formula P = __________.**(V^2 / R (where V is voltage and R is resistance))**In a circuit, power is consumed by __________ and delivered by voltage sources.**(resistors or loads)**The power factor measures the __________ between the voltage and current waveforms in an AC circuit.**(phase difference or phase angle)**The power factor is defined as the ratio of __________ power to apparent power in an AC circuit.**(true or real)**The power factor correction is used to improve the __________ efficiency of electrical systems.**(power or energy)**In a series circuit, the total power is equal to the __________ of the powers consumed by individual components.**(sum or addition)**In a parallel circuit, the total power is equal to the __________ of the powers consumed by individual components.**(sum or addition)

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**Basic Electronics MCQs of Physics Questions **

Basic Electronics MCQs in Physics Questions are an invaluable tool for prospective Navy Education Branch candidates and Pakistan Air Force GD Pilots. The significant physics concepts that are essential to passing the academic exams are covered in these well-crafted multiple-choice questions. These multiple-choice questions (MCQs) give applicants a strong foundation in Basic Electronics by concentrating on topics like Aeronautical Engineering, Admin & Special Duty Branch, Logistics Branch, and Air Defence Branch. This helps students do well on their exams.

See more electronics mcqs of physics below for passing academic tests.

*Basic Electronics MCQs (Part-6)*

**A __________ is a three-terminal semiconductor device that can amplify or switch electronic signals and power.**(transistor)**A __________ is a two-terminal semiconductor device that allows current to flow in only one direction.**(diode)**A __________ is a three-terminal semiconductor device that provides voltage amplification in analog circuits.**(operational amplifier (op-amp))**A __________ is a three-terminal semiconductor device that regulates and stabilizes voltage in electronic circuits.**(voltage regulator)**A __________ is a two-terminal semiconductor device that emits light when current flows through it.**(light-emitting diode (LED))**A __________ is a two-terminal semiconductor device that varies its resistance with temperature changes.**(thermistor)**A __________ is a two-terminal semiconductor device that is sensitive to light and converts it into electrical signals.**(photodiode)**A __________ is a two-terminal semiconductor device that generates an electric current in response to incident light.**(photovoltaic cell or solar cell)**A __________ is a three-terminal semiconductor device that combines the functions of a diode and a transistor.**(integrated circuit (IC))**A __________ is a three-terminal semiconductor device that provides amplification and switching functions.**(field-effect transistor (FET))**A __________ is a three-terminal semiconductor device that acts as an electrically controlled switch.**(silicon-controlled rectifier (SCR))**A __________ is a three-terminal semiconductor device that provides isolation between two parts of an electrical circuit.**(optocoupler or optoisolator)**A __________ is a two-terminal semiconductor device that exhibits a non-linear current-voltage characteristic.**(zener diode)

See more electronics mcqs of physics below for passing academic tests.

**Basic Electronics Physics MCQ Solutions **

Basic Electronics MCQs in Physics solutions are very helpful for anyone getting ready for the Army, Navy, and Pakistan Air Force admission exams. These multiple-choice questions (MCQs) address fundamental physics topics that are important to the physics exams that are part of the PN Cadet academic evaluations.

These Physics Electronics MCQs are also beneficial to the Navy Supply, Ordnance, Weapon Engineering, and Operation branches. These multiple-choice questions cover Basic Electronics in great detail, guaranteeing applicants are ready for the demanding exams in the armed services.

*Basic Electronics MCQs (Part-7)*

**A __________ is a three-terminal semiconductor device that allows current to flow in either direction.**(thyristor)**A __________ is a three-terminal semiconductor device that is commonly used as a voltage regulator.**(voltage reference)**An __________ is an electronic device that increases the amplitude of an electrical signal.**(amplifier)**The gain of an amplifier is defined as the ratio of the __________ output signal to the __________ input signal.**(amplified, original or input)**An amplifier that increases the amplitude of a signal without any distortion is called a __________ amplifier.**(linear)**The common types of linear amplifiers are __________ amplifiers and __________ amplifiers.**(voltage, current)**A __________ amplifier has a high input impedance and a low output impedance.**(voltage)**A __________ amplifier has a low input impedance and a high output impedance.**(current)**The gain of an amplifier is expressed in __________ units.**(decibel (dB))**The decibel scale is a logarithmic scale that compares the __________ of two power levels.**(ratio)**The __________ is the maximum output voltage or current that an amplifier can deliver without distortion.**(saturation)**The __________ bandwidth of an amplifier is the range of frequencies over which the amplifier can provide consistent gain.**(bandwidth or frequency)**A __________ amplifier amplifies the difference between the input signals applied to its two inputs.**(differential or operational.)**The __________ amplifier is a common differential amplifier used in many applications.**(functional)**The __________ amplifier is a special amplifier that provides high gain, high input impedance, and low output impedance.**(functional)**The __________ amplifier amplifies an input signal without changing its phase.**(non-inverting)**__________ amplifier is a common configuration that produces both voltage and current gain.**(common emitter or common source.)

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