Golgappa.net | Golgappa.org | BagIndia.net | BodyIndia.Com | CabIndia.net | CarsBikes.net | CarsBikes.org | CashIndia.net | ConsumerIndia.net | CookingIndia.net | DataIndia.net | DealIndia.net | EmailIndia.net | FirstTablet.com | FirstTourist.com | ForsaleIndia.net | IndiaBody.Com | IndiaCab.net | IndiaCash.net | IndiaModel.net | KidForum.net | OfficeIndia.net | PaysIndia.com | RestaurantIndia.net | RestaurantsIndia.net | SaleForum.net | SellForum.net | SoldIndia.com | StarIndia.net | TomatoCab.com | TomatoCabs.com | TownIndia.com
Interested to Buy Any Domain ? << Click Here >> for more details...

What do you mean by 3 dB cutoff frequency? Why is it 3 dB,
not 1 dB?

Answer Posted / mrudula

3db implies 70%(o.7o7) of the power,i'e we r interested to
consider the bandwidth range from peak to 70% b'coz uptp
70% its reliable.hence 3db is called as half power freq

Is This Answer Correct ?    73 Yes 111 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

what is the difference between controller in mobile and processor in pc?

2001


Explain how to convert binary to gray code and vice-verse?

3628


What is q-meter?

1039


Explain the difference between latches and flip flop?

896


name the institue for l1,l2 tranning

2092


why we use chopper circuit in TV ?

2306


In a 2 stage RC coupled amplifier, the emitter resistance of 1st stage consists of 2 resistances (Re and Re')in series and the bypass capacitor is connected across only one of them(bigger resistance). Why?

2797


Explain how to convert a binary number into bcd number directly and vice-versa, without converting it into any other number system?

943


What do you understand by collector reverse saturation? In which configuration does it have a greater value?

1335


when do we use capacitor and inductor as strong device

2146


What type of questions are asked in Tetra pak onlinr test

1808


Tell me, when a sample of germanium and silicon having same impurity density are kept at room temperature then resistivity of silicon will be higher than that of germanium, why?

940


y neutal is required for 3 phase. neutral carrys only current or voltage. in 3 phase circuits.

1859


what is code vector?

2161


working principle of direct digital controllers(DDC Panel)

4033