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If you have two particles of charge 3q and -q along the x axis how can you mathematically demonstrate the zero electric field point past the -q charge?
To show the zero electric field point past the -q charge, you can calculate the electric field contributions from both charges at that point and add them together. The electric fields from the two charges will point in opposite directions at that point, leading to their cancellation. Mathematically, you can write the equation for the electric field E at that point as E = Efrom3q + Efrom-q = 0.
How do you find electric potential at a point due to point charge?
You can find the electric potential at a point due to a point charge using the formula V = k*q/r, where V is the electric potential, k is Coulomb's constant (8.99 x 10^9 Nm^2/C^2), q is the charge of the point charge, and r is the distance from the point charge to the point where you want to find the potential.
What is the potential due to a point charge q at the origin and how can it be expressed mathematically?
The potential due to a point charge q at the origin is the amount of work needed to bring a unit positive charge from infinity to that point. Mathematically, it can be expressed as V kq/r, where V is the potential, k is the Coulomb constant, q is the charge, and r is the distance from the charge to the point where the potential is being calculated.
Which equation connects charge current and time?
Current = charge / time
What is the formula to calculate the electric potential at a point due to a point charge?
The formula to calculate the electric potential at a point due to a point charge is V k q / r, where V is the electric potential, k is the Coulomb's constant (8.99 x 109 N m2/C2), q is the charge of the point charge, and r is the distance from the point charge to the point where the electric potential is being calculated.
What is the point of Q?
Q point is also called operating point.Q point is mainly adjusted in transistors to make it stable. i.e., to operate the transistor in safe mode. Depending up on the operating current and voltage Q point is adjusted. The Q point defines the operating condition of the transistor and the transistors which quiescent point is adjusted are denoted as Q1,Q2.........Qn
What is the significance of Q point?
Q point is also called operating point.Q point is mainly adjusted in transistors to make it stable. i.e., to operate the transistor in safe mode. Depending up on the operating current and voltage Q point is adjusted. The Q point defines the operating condition of the transistor and the transistors which quiescent point is adjusted are denoted as Q1,Q2.........Qn
What is the purpose of dc biasing of transistor?
to establish Q- point or operating point...
What is Q point of a transistor?
Q point which is quiscent (silent) point is the operating point of a transistor where the variations of collector current and collector-emitter voltage take place when signal is applied.
What is q-point of transistor?
The operating point of a device, also known as bias point or quiescent point (or simply Q-point), is the DC voltage and/or current which, when applied to a device, causes it to operate in a certain desired fashion. The term is normally used in connection with devices such as transistors and diodes which are used in amplification or rectification.
How do you choose q point on load line?
the fixed amount of current and voltages are developed across the transistor is called biasing. thus the fixed voltages and current developed are called Q-point
What is the significance of operating point in transistor?
Basically, a Q-point of any device gives information about the operating current & voltage of that particular device..This would help us to know about the max. & min. current or voltage upto which the can be operated safely.
Why do you bias a field effect transistor?
we do bias field effect transistor because FET works if its Q point lies into active reason .If we bias FET ,the Q point lies in active reason
Factors responsible for stability of quiescent point?
Biasing of the transistor is responsible for stability of Q point.
What is the importance of the Q point?
The Q point, or quiescent point, is crucial in amplifier design as it represents the DC operating point where the transistor operates linearly, ensuring optimal signal amplification without distortion. By establishing the Q point, engineers can maintain consistent performance across varying input signals and prevent clipping. Properly setting the Q point is essential for achieving desired gain, bandwidth, and thermal stability in electronic circuits.
Define the operating point of a transistor how it is stabilized and why it should be stabilized?
The operating point of a device, also known as bias point, quiescent point, or Q-point, is the point on the output characteristics that shows the DC collector-emitter voltage (Vce) and the collector current (Ic) with no input signal applied. The term is normally used in connection with devices such as transistors.
How much gain does a good transistor usually have?
A: A transistor has non linear gain. To find the gain a Q point must be specified
