Question is ⇒ 9's complement of 1210 is, Options are ⇒ (A) 2110, (B) 8710, (C) 7810, (D) 7610, (E) , Leave your comments or Download question paper.

Question is ⇒ 9's complement of 1210 is, Options are ⇒ (A) 2110, (B) 8710, (C) 7810, (D) 7610, (E) , Leave your comments or Download question paper. 10 is, Options are ⇒ (A) 21₁₀, (B) 87₁₀, (C) 78₁₀, (D) 76₁₀, (E) , Leave your comments or Download question paper. '/> 10 is, Options are ⇒ (A) 21₁₀, (B) 87₁₀, (C) 78₁₀, (D) 76₁₀, (E) , Leave your comments or Download question paper. '/>Previous question Next question


Q1.	9's complement of 12₁₀ is
A.	21₁₀ [Wrong Answer]
B.	87₁₀ [Correct Answer]
C.	78₁₀ [Wrong Answer]
D.	76₁₀ [Wrong Answer]
View Answer 1 -1 Explanation:- Answer : B Discuss it below : !! OOPS Login [Click here] is required to post your answer/result Help other students, write article, leave your comments

Previous question Next question

Also Read Similar Questions Below :

⇒ In 8085 microprocessor, how many lines are there in address bus?
6
8
12
16

⇒ Consider the following statements:

Race around condition can occur in JK flip flop when both inputs are 1
A flip flop is used to store one bit of information
A transparent latch is a D type flip flop
Master slave flip flop is used to store two bits of information

Which of the above are correct?
1, 2, 3
1, 3, 4
1, 2, 4
2, 3, 4

⇒ The number of valence electrons in germanium atom is
4
2
1
zero

⇒ To measure an unknown ac voltage by an ac potentiometer it is desirable that supply for the potentiometer is taken
from a battery
from a source which is not the same as unknown voltage
from the same source as the unknown voltage
either (a) or (b)

⇒ In a single phase full wave regulator feeding an R-L load, the power factor angle of load is θ. The range of control of firing angle a is
0 ≤ a ≤ p
θ ≤ a ≤ p
0 ≤ a ≤ (p - θ)
θ ≤ a ≤ (p + θ)

⇒ Which of the following statement is false?
The zener diode is uses as a constant voltage source
The SCR is a silicon rectifier with a gate electrode to control when current flows from cathode to anode
The gate electrode in the FET corresponds to the collector in a bipolar transistor
None of the above

⇒ Which is the dominant mode in rectangular waveguides?
TE₁₀
TE₁₁
TE₀₁
TM₁₁

⇒

Match the following:

	List I		List II
A.	Digital counter	1.	Measurement of harmonics
B.	Schering Bridge	2.	Measurement of frequency
C.	Meggar	3.	Measurement of loss angle of dielectric
D.	Spectrum analyser	4.	Measurement of insulation resistance

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

⇒ Which of the following statements is written in plain English in 8085?
Data definition
Assignment
Conditional
Repetitive

⇒ In a network
Number of links = Number of branches - number of nodes + 1
Number of links = Number of branches - number of nodes
Number of links = Number of branches - number of nodes - 1
Number of links = Number of branches - number of nodes - 2

⇒ For a given carrier wave, maximum undistorted power is transmitted when value of modulation is
1
0.8
0.5
0

⇒ A reactance function
has a pole at origin
has a zero at origin
may have a pole or zero at origin
has a pole or zero at origin and a pole or zero at infinity

⇒ Thermosetting polymers are
injection moulded
extruded
cast moulded
none of the above

⇒ A frequency multiplier stage should operate as
class A
class AB
class C
either of the above

⇒ If ωε is the displacement current factor and s is conduction current density factor then which of the following statements is incorrect?
For a lossless dielectric σ = 0
For an imperfect dielectric σ = 0
For a dielectric ωε >> σ
For a semiconductor ωε = σ

⇒ A 14 pin NOT gate 1C has __________ NOT gates.
8
6
5
4

⇒ In a 7 segment display, LEDs b and c lit up. The decimal number displayed is
9
7
3
1

⇒ A parallel in-parallel out shift register can be used to introduce delay in digital circuits.
TRUE
FALSE

⇒ It is desired to reduce the reflection at an air porcelain by use of 7/4 plate (for Porcelain μ = 40, and ε_r = 7). The thickness of the polystyrene plate required at 10 GHz will be
5.039 cm
50.39 cm
0.5039 cm
0.05039 cm

⇒ A waveguide behave as
high Pass filter
low Pass filter
band Pass filter
all Pass filter

⇒ A 1000 kHz carrier is simultaneously modulated with 300 Hz, 800 Hz and 2 kHz audio sine waves. Which of the following frequency is least likely to be present in the output?
1002 kHz
1000 kHz
999.2 kHz
998.0 kHz

⇒ For measurement of surface temperature of solids the elements of RTD is usually in the shape of
bar
coil
flat grid
either (a) or (b)

⇒ The load circuit of a single phase full bridge inverter
must be underdamped
must be overdamped
may be underdamped or overdamped
may be any type of load

⇒ Transfer function of a certain system
2 sec
4 sec
6 sec
8 sec

⇒ Silicon diodes have __________ reverse resistance than germanium diodes.
a much smaller
a much larger
an infinite
a negligible

⇒ A magnetron has a cylindrical cathode surrounded by an anode structure having cavities opening into interaction space by means of slots
TRUE
FALSE

⇒

Assertion (A): In imperfect capacitors, the current does not lead the applied ac voltage by 90°.

Reason (R): When subjected to ac fields, the dielectric constant can be expressed as ∈^'_r - j∈^"_r.

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

⇒ In dc tacho generators used for measurement of speed of shaft, frequent calibration is necessary because
contacts wear off
strength of permanent magnet decreases with age
armature current produces heating effect
there is back emf

⇒ Some possible functions of AGC in a TV receiver are

To increase gain for weak signals
To decrease gain for strong signals
To change the contrast when we switch from one channel to other
To reduce flutter

Which of the above are correct?
1, 2, 3, 4
1, 2, 4
1, 2, 3
2, 3, 4

⇒ The minterm designation for ABCD is
m₈
m₁₀
m₁₄
m₁₅