Question
The lead marked with the arrow is the _______.

Answer

  1. emitter
Explanation:
 It is a p-n-p, transistor. The Lead marked with the arrow is the emitter. It tells the direction of the flow of the holes i.e, the flow of conventional current. 

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Similar questions

In Boolean algebra, Y = A + B implies that:
Consider the following two equations:
  1. $\text{L}=\text{I}\omega$
  2. $\frac{\text{dL}}{\text{dt}}=\Gamma$
In noninertial frames:
  1. Both A and Bare true.
  2. A is true but B is false.
  3. B is true but A is false.
  4. Both A and Bare false.
As the temperature of hot junction increases, the thermo e.m.f.(a) Always increases(b) Always decreases(c) May increase or decrease(d) Always remains constant
   
   
A parallel plate capacitor of area $A,$ plate separation $d$ and capacitance $C$ is filled with three different dielectric materials having dielectric constants $K_1,K_2$ and  $K_3$ as shown. If a single dielectric material is to be used to have the same capacitance $C$ in this capacitor, then its dielectric constant k is given by
Magnetic lines of force:
Two small spheres each having the charge $+Q$ are suspended by insulating threads of length $L$ from a hook. This arrangement is taken in space where there is no gravitational effect, then the angle between the two suspensions and the tension in each will be
Which of the following is correct when one cell is wrongly connected in series circuit?
A parallel plate capacitor has capacitance $C.$ If it is equally filled with parallel layers of materials of dielectric constants $K_1$ and $K_2$ its capacity becomes $C_1$. The ratio of $C_1$ to $C $ is
Lamps used for household lighting are connected in(a) Series(b) Parallel(c) Mixed circuit(d) None of the above
       
The distance of two points on the axis of a magnet from its centre is 10 cm and 20 cm respectively. The ratio of magnetic intensity at these points is 12.5 : 1. The length of the magnet will be(a) 5 cm(b) 25 cm(c) 10 cm(d) 20 cm