Question

For a transistor, α = 0.9, the volue of β is

Solution

Correct option is

9

 

      

      .

SIMILAR QUESTIONS

Q1

The combinations A and B of the NAND gates are shown below. Combinations (A) and (B) are equivalent to

                                          

Q2

The truth table below is for

  

  A        B

 Y

  0         0

  1

  0         1

  0

  1         0

  0

  1         1

  1

 

 

Q3

In the binary number system, the number 11 stands for 

Q4

In the binary number system, the number 1101 implies

Q5

In Boolean algebra X = A + B implies that

Q6

In a NOT gate, if the input signal is 0, the output signal is

Q7

A block of pure at 300 K has a length of 10 cm and an area of . If a battery of emf 2V is connected across it, what is the electron current? The mobility electrons is 0.14 m2 V–1s–1 and their number .

Q8

What is the number density of donor atoms which must be added to a pure germanium semiconductor to produce an n-type semiconductor of conductivity ? The mobility of electrons in n-type germanium is . Neglect the contribution of holes to conductivity.

Q9

Atomic packing factor for a face centred cubic cell is

Q10

In a common base transistor circuit Ic = 0.97 mA, Ib = 30 μA then current gain, α =