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When performing numerical calculations in floating point arithmetic
| |
A. | All [Correct Answer] |
B. | 1 and 2 only [Wrong Answer] |
C. | 1 and 3 only [Wrong Answer] |
D. | 2 and 3 only [Wrong Answer] |
View Answer
Explanation:-
Answer : A Discuss it below : !! OOPS Login [Click here] is required to post your answer/result |
Also Read Similar Questions Below :
⇒ If A = 629 ± 8 and B = 131 ± 3, A - B with range of doubt is
498 ± 8
498 ± 4
498 ± 11
498 ± 13
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141.4
200
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-22 V
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+12 V
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⇒ When ω_{m} is the modulation frequency in frequency modulation, the modulation index is proportional to
ω_{m}
ω^{2}_{m}
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⇒ An OR gate has 4 inputs. One input is high and the other three are low. The output
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may be high or low depending on relative magnitude of inputs
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Match the following:
List I (Amplifier coupling) | List II (Feature) | ||
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A. | RC | 1. | High voltage gain and impedance matching |
B. | Inductive | 2. | Ability to amplify dc and low frequency signals |
C. | Transformer | 3. | Minimum non-linear distortion |
D. | Direct | 4. | Low collector supply voltage can be used |
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⇒ A number of impulses spaced fron one another form an impulse train.
TRUE
FALSE
⇒ The temperature coefficient of resistivity of semiconductors is
positive
negative
may be positive or negative
very low
⇒ In the given figure shows a periodic triangular wave. The Fourier series will
all cosine terms
all sine terms
odd cosine terms
odd sine terms
⇒ If a class C power amplifier has an input signal with frequency of 200 kHz and the width of collector current pulses of 0.1 ms, then the duty cycle of the amplifier will be
0.01
0.02
0.1
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⇒ The circuit of figure is used to measure the value R_{x}. Ammeter resistance R_{a} = 0.1 Ω voltmeter resistance R_{v} = 5000 Ω. It R_{x1} and R_{x2}, are the measured values of R_{x} with switch in position 1 and 2, the mean of R_{x1}, and R_{x2},
9.98 Ω
10 Ω
10.04 Ω
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⇒ A sequence detector is required to give a logical output of 1 whenever the sequence 1011 is detected in the incoming pulse stream. Minimum number of flip-flops needed to built the sequence detector is
4
3
1
2
⇒ Which statement is false as regards holes
Holes exist in conductors as well as semiconductors
Holes constitute positive charges
Holes exist only in semiconductors
Holes and electrons recombine
⇒ A high frequency series inverter consists of
a number of series inverters in series
a number of series inverters in parallel
a number of parallel inverters in parallel
a number of parallel inverters in series
⇒ Calculate the resistivity of n-type semiconductor from the following data, Density of holes = 5 x 10^{12} cm^{-3}. Density of electrons = 8 x 10^{13} cm^{-3}, mobility of conduction electron = 2.3 x 10^{4} cm^{2}/ V-sec and mobility of holes = 100 cm^{2}/V-sec.
0.43 Ω-m
0.34 Ω-m
0.42 Ω-m
0.24 Ω-m
⇒ In op-amp integrating amplifier the input is feed to
inverting input
non-inverting input
both inverting and non-inverting input
either inverting or non-inverting input
⇒ The problem of logic race occurs in
SOP functions
POS functions
Hybrid function
SOP and POS functions
⇒ The velocity factor of a transmission line depends on
temperature
skin effect
relative permittivity of dielectric
none of the above
⇒ ABCD + AB C D =
ABC
ABCD
A B D
ABCD
⇒
Assertion (A): A JFET can be used as a current source.
Reason (R): In beyond pinch off region the current in JFET is nearly constant.
Both A and R are true and R is correct explanation of A
Both A and R are true but R is not a correct explanation of A
A is true but R is false
A is false but R is true
⇒ The gate lead, in a thyristor is welded to :
p layer to which anode is connected
n layer nearest to the anode terminal
p layer nearest to the cathode terminal
outside n layer
⇒ For an RC admittance function
all poles and zeros are simple
all poles and zeros are simple and lie on negative real axis
all poles and zeros lie on imaginary axis
all poles and zeros lie on positive real axis
⇒ A complex wave is 5 + 5 sin ωt. Its rms value is
7.07 V
5 V
10 V
6.12 V
⇒ How much r.m.s. current does a 300 W, 200 V bulb take from the 200V, 50 Hz power line?
0.5 A
1.5 A
0.0833333333333333
0.125
⇒ Two sinusoidal signals of equal amplitude and frequency are applied to X and Y plate of CRO respectively. The observed Lissajous pattern is a straight line. The phase shift between signals is
zero
90°
either zero or 180°
either 90° or 270°
⇒ For a circular wave guide
cutoff frequency for TE_{10} and TE_{01} modes are same
cutoff frequency for TE_{10} and TE_{01} modes are different
cutoff frequency for TE_{10} mode = twice the cutoff frequency for TE_{20} mode
cutoff frequency for TE_{10} mode = haf the cutoff frequency for TE_{20} mode
⇒ A three-section RC phase shift oscillator has R = 10K ohms and C = 0.001 μF. If the oscillator is to be made variable using the same value of R, what should be the value of capacitor to obtain a frequency if 1 kHz?
636 pF
180 pF
65 pF
30 pF