The arrow in the diode schematic symbol denotes the (a)  

What number of electrons will flow in one minute through a conductor that carries 1 Ampere current?

(a)  

In a semiconductor crystal, the atoms are held together by

(a)  

When a glass rod is rubbed with silk, what kind of charge will be developed on glass?

(a)  

Testing a good diode with a ohmmeter should indicate (a)  

The process of adding an impurity to an intrinsic semiconductor is called

(a)  

In an atom, Nucleus Consists of:

(a)  

In a Diode during reverse biased condition width of potential barrier will be (a)  

The diode schematic arrow points to the

(a)  

[Coulomb's Law] Two 1 Coulomb charges are kept at 1m distance in air medium. Force of attraction or repulsion between them will be (a)  

Since diodes are destroyed by excessive current, circuits must have (a)  

According to Coulomb's Law there is a force between two charges. What will happen if one of the charges is zero?

(a)  

A trivalent impurity is added to silicon to create

(a)  

Which of the following have lowest mass? electron proton neutron atom

(a)  

If the force between two charges is 9N, what will be the force if the distance between them is doubled and both charges are doubled?

(a)  

With a 12 V supply, a silicon diode, and a 370 Ω resistor in series, what voltage will be dropped across the diode?

(a)  

During formation of p-n junction,

(a)  

The voltage where the current may start to flow in a REVERSE-BIASED pn junction is called the (a)  

Conventional Current assumes that current flows out of the positive terminal of the battery and flow through the circuit and into the negative terminal of the battery:

(a)  

The most widely used semiconductor material in electronic devices is (a)  

Recombination is when

(a)  

(a)   carriers are formed due to doping

A short circuit has a (a)   drop across its terminals and the current is limited only by the surrounding network.

Diodes allow the current to flow (a)  

An open circuit can have any voltage across its terminals but the current is always

(a)  

Valence electrons are (a)  

The application of external voltage to the terminals of diode is termed as (a)  

What is the current through the diode?

(a)  

To measure power in watts of an appliance or load, both voltage across the load and the current passing through it must be measured.

(a)  

A Resistor is a linear device.

(a)  

Use the information provided here to determine Idq

(a)  

For conduction pair of electrons should exist on the outermost orbits of an atom.

(a)  

The region on either side of the junction which becomes free from the mobile charge carriers is called (a)   .

A pn junction is formed by

(a)  

Holes in an n-type semiconductor are

(a)  

The atomic mass number is equal to the total number of (a)   in nucleus

Determine the voltage across the resistor. Use practical (approximate) model of silicon diode.

(a)  

In which of the following materials have larger energy gap between conducting band and valence band: Instructors Insulators Semiconductors Conductors

(a)  

These refer to the handles used to hold tip on the tested connection

(a)  

A voltmeter should be connected (a)   in measuring voltage in a circuit.

Forbidden energy level will be present between the conduction level and valence level:

(a)  

Electrons in the outermost orbit or shell of an atom are called (a)   .

When a diode is forward biased, the voltage across it

(a)  

If two +1 C charges are separated in air by a distance of 1m, the force exerted between them will be:

(a)  

The characteristic curve (VI curve) for the complex (complete) model of a silicon diode shows that

(a)  

A Diode is a linear device.

(a)  

Electron-hole pairs are produced by

(a)  

Silicon and Germanium are two widely used semiconductor materials because the energy require to break their bonds are relatively less

(a)  

In the forward bias arrangement of a p-n junction diode,

(a)  

The current in a semiconductor is produced by

(a)  

the purpose of a pentavalent impurity is to

(a)  

Current carrier in conductors is (a)  

A pn junction allows current flow when

(a)  

The most widely used semiconductive material in electronic devices is

(a)  

In which material valence band and conduction band both overlap with each other?

(a)  

Determine the current level if E = 15V and R = 3 kΩ. Use approximate (practical) model of silicon diode.

(a)  

When an electrical field is applied, electrons moves to positive terminal of battery and holes moves to negative terminal of the battery.

(a)  

At least one end of the component being measured must be disconnected from the circuit if its resistance is being measured by an ohmmeter.

(a)  

If an atom gains electron, it becomes:

(a)  

How many electrons are there in 1 Coulomb?

(a)  

An ammeter should be connected (a)   in measuring current in a circuit.

What is the potential difference?

(a)  

The cut or the Knee voltage of the silicon diode is (a)  

The majority carriers in an n-type semiconductor are

(a)  

In an intrinsic semiconductor,

(a)  

Which of the following bands will be at higher energy levels: Forbidden Band Valence Band Boy Band Conduction Band

(a)