Question is ⇒ CMOS is extensively used in, Options are ⇒ (A) pocket calculators, (B) digital wrist watches, (C) satellites, (D) all of the above, (E) , Leave your comments or Download question paper.

Question is ⇒ CMOS is extensively used in, Options are ⇒ (A) pocket calculators, (B) digital wrist watches, (C) satellites, (D) all of the above, (E) , Leave your comments or Download question paper. Previous question Next question


Q1.	CMOS is extensively used in
A.	pocket calculators [Wrong Answer]
B.	digital wrist watches [Wrong Answer]
C.	satellites [Wrong Answer]
D.	all of the above [Correct Answer]
View Answer 1 -1 Explanation:- Answer : D Discuss it below : !! OOPS Login [Click here] is required to post your answer/result Help other students, write article, leave your comments

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⇒

Assertion (A): Tristate logic is used for bus oriented systems

Reason (R): The outputs of a tristate logic are 0, 1 and indeterminant.

Both A and R are correct and R is correct explanation of A
Both A and R are correct but R is not correct explanation of A
A is true, R is false
A is false, R is true

⇒ In rectifier circuits, the rms value of ac component of output voltage is equal to
V_rms
0.5 V_rms
(V_rms - V_dc)^0.5
(V_rms² - V_dc²)^0.5

⇒ For K map of the given figure the simplified Boolean expressio
Y = A B C + A B C + A B C
Y = A C + B
Y = A B C + ABC
Y = A B C + AB C + ABC

⇒ Addition of a small amount of antimony to germanium will result in
formation of p-type semiconductor
more free electrons than holes in semiconductor
antimony concentrating on the edges of the crystal
increased resistance

⇒ An infinite ladder is constructed with 1 Ω and 2 Ω resistors as shown below. Find i
8.1818 A
0
0.375
cannot be determined

⇒ Top loading in an antenna increases
effective height
beam width
input capacitance
bandwidth

⇒
Match the following:
List I (Comm.services) List II (Bandwidth)
A. AM broadcast 1. 10 kHz
B. Telephone 2. 4 kHz
C. wide-band FM 3. 200 kHz
D. TV 4. 7 MHz

A-1, B-2, C-3, D-4
A-3, B-4, C-1, D-2
A-1, B-4, C-3, D-2
A-3, B-2, C-1, D-4

⇒ Which of the following devices has the 'negative resistance' characteristic?
Reflex klystron
Gunn diode
P-N-P transistor
Magnetron

⇒ A reverse voltage of 18 V is applied to a semiconductor diode. The voltage across the depletion layer is
0 V
0.7 V
about 10 V
18 V

⇒ Which of the following cannot provide as much time interval accuracy as the oscilloscope but can capture and display eight or more signals simultaneously, something that scopes cannot do?
Logic analyzer
Digital oscilloscope
Frequency analyzer
Wave analyzer

⇒ The number of storage classes in C is
2
3
4
6

⇒
Assertion (A): Transient periods are of short duration but can result in dangerously high voltages and currents.
Reason (R): Circuit equations in transient analysis are integral differential equations.

Both A and R are correct and R is correct explanation of A
Both A and R are correct but R is not correct explanation of A
A is true, R is false
A is false, R is true

⇒ Which of the following ICs has only one NAND gate?
7410
7420
7430
7447

⇒ How can the quantizing noise be reduced?
By using de-emphasis circuit
By using RF amplifier in the receiver
By increasing the number of quantization levels
By sending sloping pulses

⇒ Which one of the following statement is correct?
Satellite spacing is not affected by the bandwidth of the transmitting earth station
Beamwidth is independent of antenna size and frequency band used
The width of a beam in space is inversely proportional to the width of the transmitting antenna
Use of high-frequency bands permits less number of satellites to share the orbit

⇒ For the given circuit, the current
0.0833333333333333
0.208333333333333
0.291666666666667
0.333333333333333

⇒ The expression H_Z = C cos(Bx) cos(Ay)yz is for
TE wave
TM waves
both TE and TM waves
some TE and some TM waves

⇒ Surface leakage current is a part of
reverse current
forward current
reverse breakdown
forward breakdown

⇒ In a digital measuring device the input electrical signal is in the frequency range of dc to ac (50) Hz. It must be sampled at a rate of
f times/sec
0.5 f times/sec
0.25 f times/sec
2 f times/sec

⇒ A square in which each (i, j)^th element of matrix is equal to the negative of the conjugate complex of (j, i)^th element, is called
Hermitian matrix
Skew symmetric matrix
Conjugate anti-symmetric matrix
Skew-Hermitian matrix

⇒ The ASCII code is for information interchange by a binary code for
alphabet only
number only
alpha-numeric and other common symbols
none of these

⇒ Which chopper circuit operates in quadrants 1 and 4?
A
B
D
E

⇒ Which of the following flip-flops is used as latch?
JK flip-flop
D flip-flop
RS flip-flop
T flip-flop

⇒ In 8085 microprocessor, if interrupt service requests have been received from all of the following interrupts, then which one will be serviced first?
RST 5.5
RST 6.5
RST 7.5
None

⇒ The fabrication of microstrip line is done by
photo etching
printed circuit technique
oxidation
cladding

⇒ If a sample of germanium and a sample of silicon have the same impurity density and are kept at room temperature
both will have equal value of resistivity
both will have equal negative resistivity
resistivity of germanium will be higher than that of silicon
resistivity of silicon will be higher than that of germanium

⇒
Match the following:
List I List II
A. Interface 1. A measure of rate of data transmission
B. A bit 2. A binary digit
C. Band speed 3. The common boundary between various sections and subsections
4. A/D converter

A-3, B-2, C-1
A-3, B-1, C-2
A-2, B-4, C-1
A-4, B-2, C-3

⇒ In a single phase cycloconverter with centre tapped transformer
all thyristors carry currents for equal duration
the durations of currents in all thyristors may or may not be equal
the durations of currents in all thyristors cannot be equal
the duration of currents in all thyristors must be equal for satisfactory operation

⇒ In an RC series circuit excited by dc voltage E, the current at t = 0 is
E/R
E/C
zero
infinity

⇒ In figure, capacitor is uncharged. The switch is closed at t = 0 at t = 0⁺ di/dt100 A/s
-100 A/s
1000 A/s
-1000 A/s

	List I (Comm.services)		List II (Bandwidth)
A.	AM broadcast	1.	10 kHz
B.	Telephone	2.	4 kHz
C.	wide-band FM	3.	200 kHz
D.	TV	4.	7 MHz

	List I		List II
A.	Interface	1.	A measure of rate of data transmission
B.	A bit	2.	A binary digit
C.	Band speed	3.	The common boundary between various sections and subsections
		4.	A/D converter

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