IndiaBIX

Electronics and Communication Engineering - Electromagnetic Field Theory

Exercise : Electromagnetic Field Theory - Section 16
31.
For a UJT if
R1 = Resistor from emitter to the base 1
R2 = Resistor from emitter to the base 2 and RBB = R1 + R2, then the intrinsic stand off ratio (η) is
Answer: Option
Explanation:
No answer description is available. Let's discuss.
32.
The kinetic energy of free electrons in a metal is (where k is de-Broglie wave number of the electrons)
∝
∝
μk
μk2
Answer: Option
Explanation:
No answer description is available. Let's discuss.
33.
Intrinsic concentration of charge carriers in a semiconductor varies as
T
T2
T3
T-2
Answer: Option
Explanation:
No answer description is available. Let's discuss.
34.
The dynamic resistance of a forward biased p-n diode
varies inversely with current
varies directly with current
is constant
is either constant or varies directly with current
Answer: Option
Explanation:
No answer description is available. Let's discuss.
35.
A thermistor is a
thermocouple
thermometer
miniature resistance
heat sensitive explosive
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Quick links
Quantitative Aptitude
Verbal (English)
Reasoning
Programming
Interview
Placement Papers