Related Questions

The breakdown of insulation of the cable can be avoided economically by the use of
A Inter-sheaths
B Insulating materials with different dielectric constants
C Both (A) and (B)
D None of the above
What will happen to an insulating medium if voltage more than the breakdown voltage is applied on it ?
A It will become magnetic
B It will melt
C It will get punctured or cracked
D Its molecular structure will get changed
In Bangladesh , BTRC provides bandwidth of internet services through submarine cable network . Which of the following submarine cable networks is connected with Bangladesh ?
A Southern Cross Cable
B SEA-ME-WE
C C2C North Ring
D FLAG
In Bangladesh, BRTC provides bandwidth of internet services through submarine cable network . Which of the following submarine cable networks is connected with Bangladesh ?
A SEA-ME-WE
B FLAG
C Southern Cross Cable
D C2C North Ring
If a power cable and a communication cable are to run parallel the minimum distance between the two, to avoid interference, should be
A 2 cm
B 10 cm
C 50 cm
D 400 cm
What problem can occur if a printer cable is to close to a power cable?
A ESD Electrostatic Discharge
B EMI Electromagnetic Interference
C parity error
D no affect
E None of the above
A ও B এর মধ্যে সর্বোচ্চ, গতিতে ডেটা আদান প্রদানের জন্য করা উচিত-i, HUB এর পরিবর্তে switch ব্যবহার ii. HUB এর পরিবর্তে রাউটার ব্যবহার iii. Twisted pair cable এর পরিবর্তে optical fiber cable ব্যবহার নিচের কোনটি সঠিক?
A i ও ii
B i ও iii
C ii ও iii
D i, ii ও iii
Which of the following capacitors will have the least value of breakdown voltage ?
A Mica
B Paper
C Ceramic
D Electrolytic
The breakdown voltage for paper capacitors is usually
A 20 to 60 volts
B 200 to 1600 volts
C 2000 to 3000 volts
D more than 10000 volts
As the junction temperature increases, the voltage breakdown point for Zener mechanism ___________
A Is increased
B Is decreased
C Remains the same
D None of the above

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