. When a inductive coil connected to a 200 V, 50Hz ac supply with 10A current flowing through it dissipates 1000 watts then which of the following will have least value in ohms a.) Resistance b.) Reactance c.) Impedance d.) None
3 9186For small size, high frequency coils, the most common core material is- a. )Air b. )Ferrite c.) Powdered ion d.) Steel
11 23202. 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 8228. 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 6587When 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 11037Sparking occur when a load is switched off because the circuit has high a.) Inductance b.) Capacitance c.) Resistance d.) None
14 44579Sparking 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 16885RF amplifier of an A.M. receiver is normally biased in a.) Class 'A' b.) Class 'b' c.) Class 'C' d.) None
5 17887Post New BSNL Interview Questions
Give the syntax to load function at run time.
What is the enzyme that catalyzes the production of rna?
Explain synchronous and asynchronous operations?
How would you differentiate between cluster and grid?
What is difference between xss and csrf?
What advice can you give to the students or professionals who are interested in a career in iot?
Can we have more than one package statement in the source file?
Is set thread safe java?
What is the use of using number of loaders in target table?
What are the differences between the function prototype and the function defi-nition?
All of the following are characteristics of the project Closing processes except: A. Probability for success is greatest here. B. The project manager's influence is greatest here. C. The stakeholders' influence is least here. D. Risk is greatest here.
What are the Differences between power save and legacy power save?
we use parallel flow heat exchanger to coo oil of 1000 EP viscosity,oftenly tubes may damage during cleaning etc what is proper way to clean cooler? How impurities decreased or vanished during working or in less teme job performed?
can anyone explain me the workflow of EJB.I have developed an app. in WSAD using an example that contains CMP and session bean.But i am not able to understand the basic flow between diffrent packages.
What are the similarities between json and xml?