Related Questions

He was forbidden to enter the room without his mother’s permission. Here 'forbidden' is a/an -
A Adjective
B Adverb
C Verb
D Noun
The forbidden energy gap between the valence band and conduction band will be least in case of
A Metals
B Semiconductors
C Insulators
D All of the above
কক্ষ তাপমাত্রায় বিশুদ্ধ সিলিকনের ক্ষেত্রে নিষিদ্ধ শক্তির ব্যবধান কত? (What is the forbidden energy gap for pure silicon at room temperature?)
A 0.3 V
B 0.7 V
C 0.7 ev
D 1.1 eV
The forbidden gap in an insulator is
A Large
B Small
C Nil
D Any of the above
The leakage current in a silicon transistor is about ___________ the leakage current in a germanium transistor
A One hundredth
B One tenth
C One thousandth
D One millionth
For germanium transistor amplifier, VCE should ___________ for faithful amplification
A Be zero
B Be 0.2 V
C Not fall below 0.7 V
D None of the above
The barrier voltage at a pn junction for germanium is about
A 5.0 V
B 3.0 V
C Zero
D 0.3 V
The ratio of reverse resistance and forward resistance of a germanium crystal diode is about ___________
A 1 : 1
B 100 : 1
C 1000 : 1
D 40000 : 1
An SCR is made of silicon and not germanium because silicon
A Is inexpensive
B Is mechanically strong
C Has small leakage current
D Is tetravalent
Direction : Select the alternative that best replaces the quotation portion of the sentence : If you are forbidden to do something, it really "does not add up".
A it means you are not do it
B it means you must not do it
C it means you could do it
D it means you have not go to do it

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