Time Left - 10:00 mins

ESE EC Exam 2018: Practice Quiz 4

Attempt now to get your rank among 504 students!

Question 1

Which one of the following relations for power is not correct?

Question 2

With respect to transmission parameters, which one of the following is correct?

Question 3

Microwave frequencies are used for communication with deep space probes primarily because they do not suffer.

Question 4

A circle is found on the screen of a CRO when 2 time varying signals of same frequency and same magnitude are applied to X and Y plates of the CRO. What is the relative phase difference?

Question 5

The data sheet for a certain JFET (Junction Field Effect Transistor) indicates that IDSS (drain to source current with gate shorted) =15 mA and VGS (off) (Cut-off value of gate to source voltage) = -5 V. What is the drain current for VGS =- 2V?

Question 6

A short current element has length I = 0.03 λ, where λ is the wavelength.
The radiation resistance for uniform current distribution is

Question 7

When the Boolean function: Description: F:\GradeStack Courses\GATE Tests (Sent by Ravi)\GATE-ME-20-April\GATE-IES-EC-Digital=Electronics-Circuits_files\image080.png is
Minimized, what does one get?

Question 8

A proportional plus derivative controller
1) Has low SNR. 
2) Increases the dynamic stability of the system.
3) Improves the steady-state accuracy. Which of the above statements are correct?

Question 9

The addressing mode that permits relocation without any change whatsoever in the code, is.

Question 10

For a transformer, the load connected to the secondary has an impedance of 8 Ω. Its reflected impedance on primary is observed to 648Ω. The turns ratio of this transformer is.
  • 504 attempts
  • 4 upvotes
  • 12 comments
May 17ESE & GATE EC