Home
Class 12
PHYSICS
In a P-N-P transistor, the collector cur...

In a `P-N-P` transistor, the collector current is `10 mA`. If `90%` of the holes reach the collector, then emitter current will be :

A

13 mA

B

12 mA

C

11 mA

D

10 mA

Text Solution

Verified by Experts

The correct Answer is:
C
`I_(C)=(90)/(100)I_(E) rArr I_(E)=(10)/(9)I_(C)`
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • SEMICONDUCTOR ELECTRONICS

    NARAYNA|Exercise EXERCISE -1 (C.W) (LOGIC GATES)|9 Videos

  • SEMICONDUCTOR ELECTRONICS

    NARAYNA|Exercise EXERCISE -1 (H.W) (INTRINSIC AND EXTRINSIC SEMICONDUCTORS)|2 Videos

  • SEMICONDUCTOR ELECTRONICS

    NARAYNA|Exercise EXERCISE -1 (C.W) (APPLICATION OF JUNCTION DIODE AS RECTIFIER)|2 Videos

  • SEMI CONDUCTOR DEVICES

    NARAYNA|Exercise Level-II (H.W)|36 Videos

  • WAVE OPTICS

    NARAYNA|Exercise Exercise - 4 Polarisation|9 Videos

Similar Questions

Explore conceptually related problems

In p-n transistor circuit, the collector current is 10 mA . If 90% of the holes reach the collector, find emitter and base currents.

In a n-p-n transister circuit the collector current is 9 mA . If 90% of the electrons emitted reach the collector, find emitter current and base current

Knowledge Check

  • In an n-p-n transistor, the collector current is 10 mA. If 90% of the electrons emitted reach the collector, then the emitter current will be

    A
    9mA
    B
    11mA
    C
    1 mA
    D
    0.1 mA

  • In an n-p-n transitor, the collector current is 10mA . If 90\% of the electrons emitted reach the collector, then the emitter current will be

    A
    `9 mA`
    B
    `11 mA`
    C
    `1 mA`
    D
    `0.1 mA`

  • In NPN transistor the collector current is 10mA . If 90% of electrons emitted reach the collector, the

    A
    emitter current will be `9mA`
    B
    emitter current will be `11.1mA`
    C
    base current will be `0.1mA`
    D
    base current will be `0.01mA`

    • Similar Questions

    Explore conceptually related problems

    In an NPN transistor the collector current is 10 mA . If 90% of electrons reach collector, the emitter current (i_(E)) and base current (i_(B)) are given by

    In n-p-n transistor circuit, the collector current is 20 mA. If 90% of the electrons emitted reache the collector, then the

    In an n-p-n circuit transistor, the collector current is 10 mA. If 80% electrons emitted reach the collector, then

    In an n- p-n transistor cirrect , the collectorcurrect is 10m A if 90 % of the electrons reach the collector.

    In an n-p-n transistor circuit, the collector current ia 10 mA. If 90% of the electrons emitted reach the collector.

    Home
    Profile