Related Questions

A Thevenin ac equivalent circuit always consists of an equivalent ac voltage source and an equivalent capacitance.
A True
B False
Norton's theorem provides a method for the reduction of any ac circuit to an equivalent form consisting of an equivalent voltage source in series with an equivalent impedance.
A True
B False
Thevenin's theorem provides a method for the reduction of any ac circuit to an equivalent form consisting of an equivalent current source in parallel with an equivalent impedance.
A True
B False
In class A operation, the input circuit of a JFET is ___________ biased
A forward
B reverse
C not
D none of the above
In deriving ac equivalent circuit for an amplifier circuit we short circuit
A All resistors
B All transistors
C All inductors
D All capacitors
Three forces acting on a rigid body are represented in magnitude, direction and line of action by the three sides of a triangle taken in order. The forces are equivalent to a couple whose moment is equal to
A Area of the triangle
B Twice the area of the triangle
C Half the area of the triangle
D None of these
একটি Norton's Equivalent circuit- এ Norton's Current 9A, Norton's তুল্য রোধ 3Ω এবং লোডের রোধ 6Ω হলে Thevenin's equivalent voltage এবং Thevenim's তুল্য রোধ কত হবে?
A 108V, 3Ω
B 36V, 2Ω
C 36V, 6Ω
D 54V, 3Ω
At cut-off, the JFET channel is ___________
A at its widest point
B completely closed by the depletion region
C extremely narrow
D reverse baised
The gate voltage in a JFET at which drain current becomes zero is called ___________ voltage
A saturation
B pinch-off
C active
D cut-off
The output characteristics of a JFET closely resemble the output characteristics of a ___________ valve
A pentode
B tetrode
C triode
D diode

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