Question is ⇒ The efficiency of using a binary system for selection of 1 out of 13 equally probable events is, Options are ⇒ (A) 1, (B) about 92%, (C) about 83%, (D) about 71%, (E) , Leave your comments or Download question paper.

Question is ⇒ The efficiency of using a binary system for selection of 1 out of 13 equally probable events is, Options are ⇒ (A) 1, (B) about 92%, (C) about 83%, (D) about 71%, (E) , Leave your comments or Download question paper. Previous question Next question


Q1.	The efficiency of using a binary system for selection of 1 out of 13 equally probable events is
A.	1 [Correct Answer]
B.	about 92% [Wrong Answer]
C.	about 83% [Wrong Answer]
D.	about 71% [Wrong Answer]
View Answer 2 -1 Explanation:- Answer : A 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 :

⇒ The relation between the apparent power, actual power and reactive power is given by
Apparent power = actual power + reactive power
Apparent power = actual power - reactive power
Apparent power = (actual power)² - (reactive power)²
Apparent power = (actual power)² + (reactive power)²

⇒ In control systems the magnitude of error voltage
is very small
is very large
neither small nor large
may be any value from 0 to 50 V

⇒ For attenuation of high frequencies we should use
shunt capacitance
series capacitance
inductance
resistance

⇒ In amplifiers, the parasitic oscillation result due to
transistor inter junction capacitance
push pull operator
negative feedback
poor inter-stage coupling

⇒ At present, the radio-frequency band mainly used by most satellites is
EHF
UHF
VHF
SHF

⇒ In a rare gas, the molecules of some atoms have an excess positive or negative charge. The electric field tends to shift positive ions relative to negative ions. This is known as ionic polarization.
TRUE
FALSE

⇒

Match the following:

	List I		List II
A.	D Layer	1.	110 km
B.	E layer	2.	10 km
C.	F layer	3.	60 km
D.	Troposphere	4.	350 km

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

⇒ The time constant of an R.C. circuit increases if the value of resistance is
increased
decreased
either of the above
none of the above

⇒ In an intrinsic semiconductor, at a given temperature T
the number of electrons-hole pairs generated per second due to thermal motion are equal to the number of electron-hole pairs lost per second due to recombination
the number of electron-hole pairs generated per second due to thermal motion is always less than the number of electron-hole pairs lost per second due to recombination
the number of electron hole pairs generated per second due to thermal motion is always more than the number of electron-hole pairs lost per second due to recombination
any of the above

⇒ Two resistances are R₁ = 36 ± 5% and R₂ = 75 ± 5%. If they are connected in parallel, the limiting error in percent will be
0.05
0.1
0.15
0.2

⇒ At the peak of negative half cycle in fi
diode A is forward biased and diode B is reverse biased
both diodes are reverse biased
both diodes are forward biased
diode A is reverse biased and diode B is forward biased

⇒ In a tape recorder the output from RF oscillator is given to
only erase head coil
only record head coil
coils of both erase head and record head
none of the above

⇒ In a 3 phase full converter feeding a highly inductive load, the average load current is 150 A. The peak current through thyristor is
150 A
75 A
50 A
300 A

⇒ In figure, the power dissipated in 4 resistance is P₁ and power associated with 3 A source is P₂.
P₁ = P₂
P₁ < P₂
P₁ > P₂
P₁ may be equal or less than P₂

⇒ The impulse response h[n] of a linear time invariant system is given by h[n] = ∪[n + 3 ] + ∪[n - 2] -2∪[n -7]. The above system is
stable but non-casual
stable and casual
casual but unstable
unstable and not casual

⇒ In a JFET
drain current is very nearly equal to source current
drain current is much less than source current
drain current may be equal to or less than source current
drain current may be even more than source current

⇒ Which of the following measurements can be done using a counter?

Pulse duration
Interval between two pulses
Amplitude of the pulse
Rise time of a pulse

Select the correct answer from the codes given below:
1 and 2
2 and 3
1 and 4
2 and 4

⇒ When a lead acid cell is in fully charged condition the positive and negative plates are similar.
TRUE
FALSE

⇒ Dielectric strength of which of the following material has the highest dielectric strength?
Porcelain
Soft rubber
Glass
Joule effect

⇒ Gain of isotropic antenna is
10 dB
0 dB
∞
1 dB

⇒ Most electromagnetic transmission in rectangular wave-guide uses
TE₁₀ mode
TE₀₁ mode
TE₂₀ mode
TE_₁₁ mode

⇒ The sensor generally used in incremental optical encoder is
LED
LCD
photodiode
either (a) or (b)

⇒ SSB-SC stands for
Single Side Band-Suppressed Carrier
Single Side Band-Synchronous Carrier
Synchronous Side Band-Suppressed Carrier
Synchronous Side Band-Self Carrier

⇒ A FET
has two P-N junctions
has three P-N junctions
depends on the variation of the depletion layer width with reverse voltage, for its operation
depends on the variation of a magnetic field for its operation

⇒ The resistance of the aluminium conductor (r = 2.83 x 10^-8 Ωm) in figur
0.001 Ω
less than 0.001 Ω
more than 0.001 Ω
more than 0.002 Ω

⇒ In a synchro transmitter
input is angular position of rotor shaft and output is stator voltages
input is stator voltages and output is angular position of shaft input is rotor voltage and output is angular position of rotor shaft
input is rotor voltage and output is angular position of rotor shaft
input is angular position of rotor shaft and output is rotor voltage

⇒

Assertion (A): CCIR-B system has 625 scanning lines per frame and 2 : 1 interlace.

Reason (R): The aspect ratio is 4 : 3

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 correct but R is wrong
A is wrong but R is correct

⇒ Assuming V_{CE sat} = 0.2 V and β = 50, the minimum base current (I_B) required to drive the transistor in the given figure to saturatio
56 μA
140 μA
60 μA
3 μA

⇒ Output of a phase splitter is
a pair of sine waves of unequal amplitude
a pair of sine waves of equal amplitudes
a pair of sine waves of equal amplitudes and opposite phase
a pair of sine waves of unequal amplitudes and opposite phase

⇒ Polar plot of a lag-lead compensator is a circle.
TRUE
FALSE