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Consider the following statements about Infix and Post fix notations in Pascal
| |
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 :
⇒ For the minterm designation Y = ∑ m (1, 3, 5, 7) the complete expression is
Y = A BC + A B C
Y = A B C + A B C + ABC + A BC
Y = A B C + A B C + ABC + A BC
Y = A B C + ABC + A BC + A BC
⇒ Barkhausen criterion is 1 + A_{v}β = 0.
TRUE
FALSE
⇒ A limiter circuit can be built using a diode and resistance.
TRUE
FALSE
⇒ Degaussing in a picture tube means
Adding magnetism in mask and mounting frame
Removing residual magnetism in mask, shield etc...
Increasing resistance of coils to decrease time constant
Decreasing resistance of coils to increase time constant.
⇒ Measuring of unknown voltage with a dc potentiometer loses its advantage of open circuit measurement when
primary circuit battery is changed
standardisation is done to compensate for drift
voltage is larger than range of potentiometer
range reduction by factor of 10 is employed
⇒ ∈_{0} has no other physical meaning than that of a fundamental conversion factor.
TRUE
FALSE
⇒ If X(z) = (1 - az^{-1})^{-1} and |a| < |z|, the initial value x_{0} = 0
TRUE
FALSE
⇒ Nichols chart consists of
constant magnitude loci
constant phase angle loci
magnitude and phase angle loci in log-magnitude versus phase diagram
none of the above
⇒ A computer program is used to read N and print the sum 1^{2} + 2^{2} + 3^{2} +.....+ N^{2}. If N = 10, the print out will show the number
100
10
385
285
⇒ In the given fi
0 rad/sec
2 rad/sec
3/2 rad/sec
None of these
⇒ For a hollow waveguide, the axial current must necessarily be
combination of conduction and displacement current
conduction current only
time varying conduction current and displacement current
displacement current only
⇒ Television transmission is by
ground waves
sky waves
space waves
all of the above
⇒ A sine wave with slew rate distortion looks like
step wave
square wave
triangular wave
cosine wave
⇒ In a TV receiver antenna the length of reflector rod
is the same as that of dipole
is less than that of dipole
is more than that of dipole
may be equal, more or less than that of dipole
⇒ The pinch-off voltage is the drain voltage on the shorted gate drain curve above which the drain current becomes
almost negligible
very high
almost constant
highly variable
⇒ Which of the following wave remains unaffected during day and night?
Tropospheric wave
Sky wave
Ground wave
None of the above
⇒ In a BJT circuit a pnp transistor is replaced by npn transistor. To analyse the new circuit
all calculations done earlier have to be repeated
replace all calculated voltages by reverse values
replace all calculated currents by reverse values
replace all calculated voltages and currents by reverse values
⇒ With the switch in STOP position, Y will be equa
0
1
CLK
none of these
⇒ Calculate the wave number in waveguide having dimensions 4 x 2 cm at 3 GHz
6.28
62.8
8
0
⇒ In a biased JFET (Figure) the shape of the channel is as shown bec
it is the property of material used
the drain end is more reverse biased than source end
drain end is more forward biased than source end
impurity profile changes with distance
⇒ A FET is a better clapper than a BJT because it has
lower off-set voltage
higher series ON resistance
lower input current
higher input impedance
⇒ Which of the following oscillator is generally not used at VHF?
Colpitts oscillator
Clapp oscillator
Armstrong oscillator
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⇒ If temperature is increased, the temperature coefficient of a metal
increases
decreases
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remains constant
⇒ Figure shows a pole zero plot of I(s). The likely current response in time domai
i (t) = e^{-1} - e^{-3t}
i (t) = e^{-1} - 2e^{-2t}
i (t) = e^{-1} - e^{-2t}
i (t) = e^{-1} - e^{-4t}
⇒ From a measurement of the rise time of the output pulse of an amplifier whose input is a small amplitude square wave, one can estimate the following parameter of the amplifier
gain bandwidth product
slew rate
upper 3 dB frequency
lower 3 dB frequency
⇒ An ideal voltage source can not be converted into an equivalent current source.
TRUE
FALSE
⇒ The correct relation between joules and calories is
calories = joules/4.156
joules = calories/4.156
calories = joules x 10^{7}/4.156
joules = calories x 10^{7}/4.156
⇒ A 3 bit binary adder should use
3 full adders
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1 full adder and 2 half adders
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⇒ For a two- port reciprocal network, the output open circuit voltage divided by the input current is equal to
B
Z_{12}
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h_{12}
⇒ Audio cassettes used in household tape recorders have a width of
1"
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1/4"
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⇒ For the minterm designation Y = ∑ m (1, 3, 5, 7) the complete expression is
Y = A BC + A B C
Y = A B C + A B C + ABC + A BC
Y = A B C + A B C + ABC + A BC
Y = A B C + ABC + A BC + A BC
⇒ Barkhausen criterion is 1 + A_{v}β = 0.
TRUE
FALSE
⇒ A limiter circuit can be built using a diode and resistance.
TRUE
FALSE
⇒ Degaussing in a picture tube means
Adding magnetism in mask and mounting frame
Removing residual magnetism in mask, shield etc...
Increasing resistance of coils to decrease time constant
Decreasing resistance of coils to increase time constant.
⇒ Measuring of unknown voltage with a dc potentiometer loses its advantage of open circuit measurement when
primary circuit battery is changed
standardisation is done to compensate for drift
voltage is larger than range of potentiometer
range reduction by factor of 10 is employed
⇒ ∈_{0} has no other physical meaning than that of a fundamental conversion factor.
TRUE
FALSE
⇒ If X(z) = (1 - az^{-1})^{-1} and |a| < |z|, the initial value x_{0} = 0
TRUE
FALSE
⇒ Nichols chart consists of
constant magnitude loci
constant phase angle loci
magnitude and phase angle loci in log-magnitude versus phase diagram
none of the above
⇒ A computer program is used to read N and print the sum 1^{2} + 2^{2} + 3^{2} +.....+ N^{2}. If N = 10, the print out will show the number
100
10
385
285
⇒ In the given fi
0 rad/sec
2 rad/sec
3/2 rad/sec
None of these
⇒ For a hollow waveguide, the axial current must necessarily be
combination of conduction and displacement current
conduction current only
time varying conduction current and displacement current
displacement current only
⇒ Television transmission is by
ground waves
sky waves
space waves
all of the above
⇒ A sine wave with slew rate distortion looks like
step wave
square wave
triangular wave
cosine wave
⇒ In a TV receiver antenna the length of reflector rod
is the same as that of dipole
is less than that of dipole
is more than that of dipole
may be equal, more or less than that of dipole
⇒ The pinch-off voltage is the drain voltage on the shorted gate drain curve above which the drain current becomes
almost negligible
very high
almost constant
highly variable
⇒ Which of the following wave remains unaffected during day and night?
Tropospheric wave
Sky wave
Ground wave
None of the above
⇒ In a BJT circuit a pnp transistor is replaced by npn transistor. To analyse the new circuit
all calculations done earlier have to be repeated
replace all calculated voltages by reverse values
replace all calculated currents by reverse values
replace all calculated voltages and currents by reverse values
⇒ With the switch in STOP position, Y will be equa
0
1
CLK
none of these
⇒ Calculate the wave number in waveguide having dimensions 4 x 2 cm at 3 GHz
6.28
62.8
8
0
⇒ In a biased JFET (Figure) the shape of the channel is as shown bec
it is the property of material used
the drain end is more reverse biased than source end
drain end is more forward biased than source end
impurity profile changes with distance
⇒ A FET is a better clapper than a BJT because it has
lower off-set voltage
higher series ON resistance
lower input current
higher input impedance
⇒ Which of the following oscillator is generally not used at VHF?
Colpitts oscillator
Clapp oscillator
Armstrong oscillator
Ultra Audio oscillator
⇒ If temperature is increased, the temperature coefficient of a metal
increases
decreases
may increase or decrease
remains constant
⇒ Figure shows a pole zero plot of I(s). The likely current response in time domai
i (t) = e^{-1} - e^{-3t}
i (t) = e^{-1} - 2e^{-2t}
i (t) = e^{-1} - e^{-2t}
i (t) = e^{-1} - e^{-4t}
⇒ From a measurement of the rise time of the output pulse of an amplifier whose input is a small amplitude square wave, one can estimate the following parameter of the amplifier
gain bandwidth product
slew rate
upper 3 dB frequency
lower 3 dB frequency
⇒ An ideal voltage source can not be converted into an equivalent current source.
TRUE
FALSE
⇒ The correct relation between joules and calories is
calories = joules/4.156
joules = calories/4.156
calories = joules x 10^{7}/4.156
joules = calories x 10^{7}/4.156
⇒ A 3 bit binary adder should use
3 full adders
2 full adders and 1 half adder
1 full adder and 2 half adders
3 half adders
⇒ For a two- port reciprocal network, the output open circuit voltage divided by the input current is equal to
B
Z_{12}
1/y_{12}
h_{12}
⇒ Audio cassettes used in household tape recorders have a width of
1"
1/2"
1/4"
1/8"