Question Set

1. The figure shown below is designed to act as a constant current source across the load resistor. The β of transistor is 50. What is the value of load current?





Ask Your Doubts Here

Type in
(Press Ctrl+g to toggle between English and the chosen language)

Comments

  • By: guest on 02 Jun 2017 12.54 am
    Voltage at base = 12 - 5 = 7 v Voltage at emitter = 7 + 0.7 = 7.7 v Current through R1 = 2 mA Thus current through load = = 1.96 mA.
Show Similar Question And Answers
QA->If the central portion of a convex lens is wrapped in black paper as shown in the figure?....
QA->An​ ​electrochemical​ ​cell​ ​which​ ​is​ ​used​ ​as​ ​a​ ​source​ ​of​ ​direct​ ​electrical current​ ​at​ constant​ ​voltage​ ​under​ ​standard​ ​conditions​ ​is​ ​called​ ​a:....
QA->For a body moving with constant speed in a horizontal circle; what remains constant?....
QA->For a body moving with constant speed in a horizontal circle, what remains constant?....
QA->Speed of a swimmer when moving in the direction perpendicular to the direction of the current is 16 km/h, speed of the current is 3 km/h. So the speed of the swimmer against the current will be (in km/h):....
MCQ->The figure shown below is designed to act as a constant current source across the load resistor. The β of transistor is 50. What is the value of load current? ....
MCQ->The parallel combination of a 6.8 k resistor and a 10 k resistor is in series with the parallel combination of a 2.2 k resistor and a 1 k resistor. A 100 V source is connected across the circuit. The resistor(s) with the greatest voltage drop is (are)....
MCQ->A 680 load resistor, RL, is connected across a constant current source of 1.2 A. The internal source resistance, RS, is 12 k. The load current, RL, is....
MCQ->Two resistors are in series: a 5.6 k resistor and a 4.7 k resistor. The voltage drop across the 5.6 k resistor is 10 V. The voltage across the 4.7 k resistor is....
MCQ->The parallel combination of a 470 resistor and a 1.2 k resistor is in series with the parallel combination of three 3 k resistors. A 200 V source is connected across the circuit. The resistor with the most current has a value of....
Terms And Service:We do not guarantee the accuracy of available data ..We Provide Information On Public Data.. Please consult an expert before using this data for commercial or personal use | Powered By:Omega Web Solutions
© 2002-2017 Omega Education PVT LTD...Privacy | Terms And Conditions
Question ANSWER With Solution