Oscillator crystal are made of a.) Silicon b.) Germanium c.) Quartz d.) None5 10410
For small size, high frequency coils, the most common core material is- a. )Air b. )Ferrite c.) Powdered ion d.) Steel11 12920
. 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 4482
. 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 4324
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 5061
Sparking occur when a load is switched off because the circuit has high a.) Inductance b.) Capacitance c.) Resistance d.) None14 27118
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 10908
RF amplifier of an A.M. receiver is normally biased in a.) Class 'A' b.) Class 'b' c.) Class 'C' d.) None5 10295
modern capacitors which have high capacitance in small size use a dielectric of?4 6527
the maximum spectral response of the germanium and silicon is in the ?3 6453
6dB pad introduces how much attenuation?3 6860
What is the most common modulation system is used for telegraphy?6 13423
IS THERE ANY COADING PRESENT IN EPBX SYSTEM? IF YES THEN HOW WE CAN INSTALL IT?1 1845
how we can come to know that motor winding resistance which showing by DMM is right or wrong???is there any chart or something that we will compare & check???
Wt is the use of mass mapping?
How to Find all files (or files of a certain type) in a given directory?
What are the do?s and don?ts?
How could a garment factory benefit from renewable energy
what is the difference between dropout fuse and horn gap fuse. how to choose between them
what is the limitations of hotel management project in .net?
sir now i am studying B.Tech final year so now i am eligible for writing group 1 and 2 or not?
how much GROUND & NEUTRAL VOLT maintain in data center.
state types of reflectors in illumination engg. ???????
how does ELR works? explain
How we calculat the NGR of 3phase Generator, Our generation voltage 11KV
List out the the types of Mounting Light fixture?
what is semi&full custom difference b/w these two?
wht is the diff. b/n initialization and lotus of event