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BSNL Interview Questions
Questions Answers Views Company eMail

Oscillator crystal are made of a.) Silicon b.) Germanium c.) Quartz d.) None

5 12262

For small size, high frequency coils, the most common core material is- a. )Air b. )Ferrite c.) Powdered ion d.) Steel

11 17251

. If we have a parallel plate capacitor of plate area 'A' and plate separatoin t and having a capacity C and a metallic plate r of area A and of negligible thickness is introduced in the capacitor at a distance from either of the two plates as shown in the given figure then the capacity of the capacitor will become a.) b.) C c.) 2C d.) 4C

3 5969

. A superconductor is a a.) A material showing perfect conductivity and Meissner effect below a critical temperature b.) A conductor having zero resistance c.) A perfect conductor with highest di-magnetic susceptibility d.) A perfect conductor which becomes resistance when the current density through it exceeds a critical value

1 5395

When an inductor tunes at 200 KHz with 624 pF capacitor and at 600 KHz with 60.4 pF capacitor then the self capacitance of the inductor would be a) 8.05 pF b) 10.05pF c.) 16.01pF d.) 20.01pF

3 7692





Sparking occur when a load is switched off because the circuit has high a.) Inductance b.) Capacitance c.) Resistance d.) None

14 36249

Sparking between contacts can be reduced by inserting a a.) Resistance in the line b.) Capacitor in series with contacts c.) Capacitor in parallel with contacts d.) None

4 13674

RF amplifier of an A.M. receiver is normally biased in a.) Class 'A' b.) Class 'b' c.) Class 'C' d.) None

5 13635

How will you Physically differentiate A.C and D.C motor?

10 16771

modern capacitors which have high capacitance in small size use a dielectric of?

4 7951

6dB pad introduces how much attenuation?

3 8643

Sir Please send me TTA 2008 or previous questions papers on my email

1278

WHAT IS LINIER MOTOR?

4 6591

IS THERE ANY COADING PRESENT IN EPBX SYSTEM? IF YES THEN HOW WE CAN INSTALL IT?

1 2553

1.two coupled coils with L1=L2=0.6 H have a coupling coefficient of k=0.8 the turns ratio N1/N2 is......

5 23555

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52


What is astronomical telescope?

309


Can we use session in mvc?

316


How scary is it to write code for a bank?

349


What are the different components in a value added order?

223






hi i am jyoti i have done sap training in sd and master degree in economics have 2 year exp as enduser in (gdms)and 1 year as sd consultant.as contract basis now what i can do for getting job in it industry

1370


Which database do you use with websphere?

297


How do I call a DLL?

823


Explain how the production of rna called? What is the enzyme that catalyzes the process?

338


What is scenario analysis in excel?

154


How can I find the modification date of a file?

465


How do you put a background on powerpoint?

70


why the circuit turn off time should be greater than thyristor turn off time?

364


What is the number of graphs you can monitor using controller at a time? What is the max of them?

345


What is the hard fork?

1