GATE (Graduate Aptitude Test in Engineering) Electronics & CE (EC): Questions 813 - 818 of 1602
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Question 813
Appeared in Year: 2017
Question Numeric Answer▾
In the circuit shown, the positive angular frequency (in radians per second) at which the magnitude of the phase difference between the voltages and equals radians, is …
EditQuestion 814
Appeared in Year: 2017
Question Numeric Answer▾
The switch in the circuit, shown in the figure, was open for a long time and is closed at .
The current (in ampere) at is
EditQuestion 815
Appeared in Year: 2017
Question Numeric Answer▾
Consider the state space realization
, With the initial condition
; Where denotes the unit step function. The value of is …
EditQuestion 816
Appeared in Year: 2016
Question MCQ▾
The current density in a medium is given by:
The total current and the average current density flowing through the portion of a spherical surface are given, respectively, by
Choices
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Question 817
Appeared in Year: 2015
Question Numeric Answer▾
In a source free region in vacuum, if the electrostatic potential , the value of constant c must be …
EditQuestion 818
Appeared in Year: 2017
Question MCQ▾
Two n-channel MOSFETs, and , are identical in all respects except that the width of is double of . Both the transistors are biased in the saturation region of operation, but the gate overdrive voltage of is double that of , where are the gate-to source voltage and threshold voltage of the transistors, respectively. If the drain current and trans-conductance of are and respectively; the corresponding values of these two parameters for are
Choices
Choice (4) | Response | |
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a. | ||
b. | ||
c. | ||
d. |