Physics-
General
Easy
Question
The part of a transistor which is most heavily doped to produce large number of majority charge carries is :
- emitter
- base
- collector
- can be any of the above three
The correct answer is: emitter
Related Questions to study
Physics-
The energy band gap is maximum in :
The energy band gap is maximum in :
Physics-General
Physics-
Statement-1 : A transistor amplifier in common emitter configuration has a low input impedence.
Statement-2 : The base to emitter region is forward biased.
Statement-1 : A transistor amplifier in common emitter configuration has a low input impedence.
Statement-2 : The base to emitter region is forward biased.
Physics-General
Physics-
The current flowing through the zener diode in fig. is-
The current flowing through the zener diode in fig. is-
Physics-General
Physics-
Consider the following statements 1 and 2 and identify the correct answer- 1] A zener diode is always connected in reverse bias. 2] The potential barrier of a P-N junction lies between 0.1 to 0.3 V approximately.
Consider the following statements 1 and 2 and identify the correct answer- 1] A zener diode is always connected in reverse bias. 2] The potential barrier of a P-N junction lies between 0.1 to 0.3 V approximately.
Physics-General
Maths-
Let ABC be a triangle with equations of the sides AB, BC and CA respectively x – 2 = 0, y – 5 = 0 and 5x + 2y –10 = 0. Then the orthocentre of the triangle lies on the line
Let ABC be a triangle with equations of the sides AB, BC and CA respectively x – 2 = 0, y – 5 = 0 and 5x + 2y –10 = 0. Then the orthocentre of the triangle lies on the line
Maths-General
Maths-
Circles x2 + y2 = 4 and x2 + y2 – 2x – 4y + 3 = 0
Circles x2 + y2 = 4 and x2 + y2 – 2x – 4y + 3 = 0
Maths-General
Maths-
The length of intercept on y– axis, by a circle whose diameter is the line joining the points (–4, 3) and (12, –1) is -
The length of intercept on y– axis, by a circle whose diameter is the line joining the points (–4, 3) and (12, –1) is -
Maths-General
Maths-
The number of common tangents that can be drawn to the circles x2 + y2 – 4x – 6y – 3 = 0 and x2 + y2 + 2x + 2y + 1 = 0 is
The number of common tangents that can be drawn to the circles x2 + y2 – 4x – 6y – 3 = 0 and x2 + y2 + 2x + 2y + 1 = 0 is
Maths-General
Maths-
Statement I : because
Statement II : and nCr = nCn r
Statement I : because
Statement II : and nCr = nCn r
Maths-General
Maths-
If Cr denotes the combinatorial coefficient in the expansion of (1 + x)n then (nN
Statement 1: because
Statement 2: Root mean square of n distinct real numbers is always greater than their arithmetic mean, n ≥ 2
If Cr denotes the combinatorial coefficient in the expansion of (1 + x)n then (nN
Statement 1: because
Statement 2: Root mean square of n distinct real numbers is always greater than their arithmetic mean, n ≥ 2
Maths-General
Maths-
The sum is equal to
The sum is equal to
Maths-General
Maths-
Maths-General
Maths-
The expression where is the same as
The expression where is the same as
Maths-General
Chemistry-
Which of the following pairs of ions cannot beseparated by H2Sindilute HCl?
Which of the following pairs of ions cannot beseparated by H2Sindilute HCl?
Chemistry-General
Chemistry-
The pairofcom pounds which cannot exist together in solution is:
The pairofcom pounds which cannot exist together in solution is:
Chemistry-General