GATE 2022 Toppers Quiz 13

Statement: You can always give me a ring whenever you need.
Which one of the following is the best inference from the above statement?

The cut off wavelength of wave guide is given as 80 mm. find the length (in km) of waveguide to ensure signal of 5 GHz emerging out of waveguide is delayed by 10μ sec with respect to the signal that is propogating in free space outside the waveguide is _________ km.

Let x(n) = Even component of x(n) is acos(bn) then the value of a & b are respectively.

For the given pole zero plot which one could correspond to an even function of time.

A two-port network is shown in figure. The parameter h₂₁, for this network can be given by

An NMOS transistor with threshold voltage V_T = 1 V,     = 0.002 A /V² and the terminal voltages are V_GS = 1.2 V and V_DS = 0.1 V.

The drain current of the NMOS transistor is ____________A