Oscillator crystal are made of a.) Silicon b.) Germanium c.) Quartz d.) None5 10126
For small size, high frequency coils, the most common core material is- a. )Air b. )Ferrite c.) Powdered ion d.) Steel11 12532
. 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.) 4C3 4292
. 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 value1 4188
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.) 20.01pF3 4874
Sparking occur when a load is switched off because the circuit has high a.) Inductance b.) Capacitance c.) Resistance d.) None13 25867
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.) None4 10619
RF amplifier of an A.M. receiver is normally biased in a.) Class 'A' b.) Class 'b' c.) Class 'C' d.) None5 9995
How will you Physically differentiate A.C and D.C motor?10 13528
modern capacitors which have high capacitance in small size use a dielectric of?4 6413
6dB pad introduces how much attenuation?3 6679
WHAT IS LINIER MOTOR?4 5244
IS THERE ANY COADING PRESENT IN EPBX SYSTEM? IF YES THEN HOW WE CAN INSTALL IT?1 1790
1.two coupled coils with L1=L2=0.6 H have a coupling coefficient of k=0.8 the turns ratio N1/N2 is......4 9112
Types of errors in account
defination of transistor controlled series capacitor
What are the adaptations of Halophites to salinity ?
iam doing my final year graduation in physics i got placed as an assistant engineer for the job band INFRASTRUCTURE MANAGEMENT SERVICE(IMS)i want to know what type of job is tat and i also want to know about the technical knowledge for the job
What is the use of white metal?
Why electrical power generation and transmission done in 3 phase system not more than 3 phase ?
describe different skills required for a manager and pesponsibilities of a professional manager.
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please explain to me how to calculate current,voltage,resistance with formula??
what is the cause of voltage dipp or swell in the transmission lines?
What are the various forms used for VAT?
What is your philosophy in life?
what is the difference between rename and label
What are all the problems you faced while validating tables and reports?
any one have C-Dot interview question.....its urgent ...if any one hav..plzz share as soon as possible.