Question

Solution

Correct option is

20 volt

= 37.8 mA

= 18.9 volt

If diode is assumed to be ideal,

= 0.04 A

= 40 mA.

And peak voltage across the load

= 20 volt.

SIMILAR QUESTIONS

Q1

A transistor is connected in common-emitter configuration. The collector-supply is 8 V and the voltage drop across a resistor of  in the collector circuit is 0.5 V. If the current-gain factor  is 0.96, find the base-current.

Q2

p-n-p transistor is used in common-emitter mode in an amplifier circuit. A change of  in the base-current brings a change of 2 mA in collector-current and of 0.04 V in base-emitter voltage. Find the input resistance  and the base-current amplification factor . If a load resistance of  is used, then find the voltage-gain of the amplifier.

Q3

A transistor has three impurity regions. All the three regions have different doping levels. In order of increasing doping level, the regions are :

Q4

When the emitter current of a transistor is changed by 1 mA, its collector current of a transistor is changed by 0.990 mA. The common base circuit current gain for the transistor is :

Q5

In case of n-p-n transistor the collector current is always less than the emitter current because :

Q6

Transistors are :

Q7

Which one of following gates can be served as a building block for any digital circuit?

Q8

The decreasing order of band gap energy is :

Q9

In the case of constants  of a transistor :

Q10

A transistor is connected in common emitter (CE) configuration. The collector supply is 8 V and the voltage drop across a resistor of  in the collector circuit is 0.5 V. If the current gain factor  is 0.96, find the base current.