Toggle navigation
Home
KPSC Previous Question Papers
Article Category
kerala psc
upsc
General
Popular Pages
Multiple Choice Question in കറന്റ് അഫയേഴ്സ് മേയ് 11
Multiple Choice Question in കറന്റ് അഫയേഴ്സ് - ഏപ്രില് 07
Multiple Choice Question in current-affairs-2016-12-22
Multiple Choice Question in current-affairs-2017-01-22
Multiple Choice Question in biochemistry-structure-and-properties-of-peptides
Multiple Choice Question in കറന്റ് അഫയേഴ്സ് - ക്വിസ് | ഡിസംബര് 05 - 12
Multiple Choice Question in biochemical-engineering-fluid-flow
Multiple Choice Question in biochemistry-allosteric-effects
Multiple Choice Question in current-affairs-2017-05-07
Multiple Choice Question in കറന്റ് അഫയേഴ്സ് മേയ് 26
Question Answer Bank
Multiple Choice Question Bank
Question Answer Category
Multiple Choice Question Category
Home
->
Multiple Choice Questions
Question Set
electronics and communication engineering communication systems
1. Thermal noise is passed through an ideal low pass filter having cut off at fc = ω Hz. The auto-correlation value of the noise at the output of the filter is given as
(A): a delta function at t = 0
(B): gaussian over the range -∞ ≤ t ≤ ∞
(C): sin c function over the range -∞ ≤ t ≤ ∞
(D): triangular function over the range
Previous Question
Show Answer
Next Question
Add Tags
Report Error
Show Marks
Ask Your Doubts Here
Type in
(Press Ctrl+g to toggle between English and the chosen language)
Post reply
Comments
Show Similar Question And Answers
QA->A statement followed by two assumptions I and II is given. You have to consider the statement to be true even if it seems to be at variance from commonly known facts. You are to decide which of the given assumptions can definitely be drawn from the given statement. Indicate which one of the four given alternatives is correct ? Statement : If more encouragement is given to Sports, Indians will win more gold medals at the Olympic Games. Assumptions : I. Indians do not win gold medals. II. More enc....
QA->The latitudes that pass through Sikkim also pass through which State?....
QA->A train having a length of 240 metre passes a post in 24 seconds. How long will it take to pass a platform having a length of 650 metre?....
QA->Non ideal gases approach ideal behavior?....
QA->We lose consciousness if blood flow to the brain is cut off for more than?....
MCQ->Thermal noise is passed through an ideal low pass filter having cut off at fc = ω Hz. The auto-correlation value of the noise at the output of the filter is given as....
MCQ->Thermal noise is passed through an ideal low-pass filter having cut-off at fc = ωHz. The auto correlation value of the noise at the output of the filter is given as....
MCQ->Noise with uniform power spectral density of N0ω/Hz is passed through a filter H(ω) = 2 exp (-J ω ty) followed by an ideal low pass filter of bandwidth B Hz. The output noise power in watts is....
MCQ->Consider the following statements for a driving point function F(jω): Re F(jω) is an even function of ω and is 0 or positive for all values of ω.Im F(jω) is an even function of ω and is 0 or positive for all values of ω.Re F(jω) is an odd function of ω and is 0 or negative for all values of ω.Re F(s) = 0 for Re s = 0. Which one of the statements given above is/are correct?....
MCQ->A second-order band-pass active filter can be obtained by cascading a low pass second order section having cut off frequency fOH with a high pass second order section having cut-off frequency fOL provided....
×
×
Type The Issue
×
Your Marks
Terms And Service:We do not guarantee the accuracy of available data ..We Provide Information On Public Data.. Please consult an expert before using this data for commercial or personal use | Powered By:Omega Web Solutions
© 2002-2017 Omega Education PVT LTD...
Privacy
|
Terms And Conditions
Question ANSWER With Solution