Q1. | For the infix expression (A/B) * (C * F + (A - D) * E) the corresponding Post fix notation is |

A. | A / D * CF AD - F * + [Wrong Answer] |

B. | AB / CF * AD - E * + * [Correct Answer] |

C. | AB / C * FAD - E * + * [Wrong Answer] |

D. | None of the above [Wrong Answer] |

View Answer
Explanation:-
Answer : BDiscuss it below :!! OOPS Login [Click here] is required to post your answer/resultHelp other students, write article, leave your comments |

**Also Read Similar Questions Below :**

⇒ For a BJT if β = 50, I

_{CEO}= 3 μA and I

_{C}= 1.2 mA then I

_{B}

24 μA

23 μA

20 μA

10 μA

⇒ Plug and play is a hardware specification.

TRUE

FALSE

⇒ In gases the flow of current is due to

positive ions only

electrons only

electrons, positive ions and negative ions

electrons and positive ions

⇒ The skip distance is

same for each layer

independent of frequency

independent of the state of ionisation

independent of transmitted power

⇒ Resistivity is a property of a semiconductor that depends on

the atomic weight of the semiconductor

the atomic number of the semiconductor

the atomic nature of the semiconductor

the shape of the semiconductor

⇒ How much is contributed by each bit in the code word of a PCM system under uniform and symmetric quantization to the signal to noise ratio?

3 dB

4 dB

5 dB

6 dB

⇒ A JFET

is current controlled device

has low input resistance

has high gate current

is a voltage controlled device

⇒ A resistance R, inductance L and capacitance C are in series. The source frequency is adjusted to be equal to resonant frequency. The lower half power frequency is ω

_{1}. Another resistance R is added in series with the circuit. The new lower half power frequency will be

ω

_{1}

less than ω

_{1}

more than ω

_{1}

either more than ω

_{1}or less then ω

_{1}

⇒ To couple a coaxial line to a parallel wire line it is best to use

slotted line

balun

directional coupler

λ/4 transformer

⇒ Which one of the following is not a characteristic of a ferroelectric material?

High dielectric constant

No hysteresis

Ferroelectric characteristic only above the curie point

Electric dipole moment

⇒ With increasing temperature, the electrical conductivity of metals

increases

decreases

increases first and then decreases

remains unaffected

⇒ NAND and NOR gates are universal gates.

TRUE

FALSE

⇒ RC network shown in the given figure can provide a maximum theoretical phase shif

90°

180°

270°

360°

⇒ In the figure shown, assume that all the capacitors are initially unchanged and V

_{i}(

*t*) = 10 U(

*t*) volts then V

_{0}(

*t*) is give

8

*e*

^{-0.004t}volts

8 (

*j*-

*e*

^{-0.004t}) volts

8

*u*(

*t*) volts

8 volts

⇒ If operator '

*a*' = 1 ∠120° then (1 -

*a*

^{2}) =

1 ∠ - 30°

1 ∠ 30°

1 ∠ - 60°

1 ∠60°

⇒ If damping ratio is 0.5, the lines joining complex poles with origin are inclined to negative real axis at

± 90°

± 60°

± 45°

± 30°

⇒ The force required to initiate motion between two contacting surfaces is called

coulomb friction

viscous friction

static friction

none of the above

⇒ In a class C amplifier, full cycle conductor of the current is achieved by employing

tuned circuit

transformers

complementary pair

Push pull configuration

⇒ A delta connection contains three impedances of 60 Ω each. The impedances of equivalent star connection will be

15 Ω

20 Ω

30 Ω

40 Ω

⇒ Figure shows the V-

*i*characteristics of a material. The material is likely t

copper

carbon

zinc oxide

rubber

⇒

**Assertion (A):** The modified ramp function of the given figure can be represented s sum of two ramp functions of the given fig

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

⇒ The Causal system given below is _______

maximum phase

minimum phase

mixed phase

none of these

⇒ Tellegen's theorem is applicable to

circuits with passive elements only

circuits with linear elements only

circuits with time invariant elements only

circuits with active or passive, linear or nonlinear and time invariant or time varying elements

⇒ Highest value of autocorrelation function 100 sin 50 p*t* is

50

zero

100

100/p

⇒ As per Shannon-Hartley theorem, a noise less Gaussian channel has

zero capacity

infinite capacity

small capacity

none of the above

⇒ The depth of penetration at 4 MHz is 10 cm, then at 2.5 MHz it is

62.5 cm

13 cm

6.25 cm

8 cm

⇒ X and Y are two random variable and Z = X + Y. Let σ_{x}^{2}, σ_{y}^{2} and σ_{z}^{2} be variance of X, Y and Z. Then

σ_{z}^{2} = σ_{x}^{2} + σ_{y}^{2}

σ_{z}^{2} ≤ σ_{x}^{2} + σ_{y}^{2}

σ_{z}^{2} < σ_{x}^{2} + σ_{y}^{2}

σ_{z}^{2} > σ_{x}^{2} + σ_{y}^{2}

⇒ Ferrites have

a low copper loss

low eddy current loss

low resistivity

higher specific gravity compared to iron

⇒ Figure shows the equivalent circuit of resistor. The resistor is non-inductive w

R = L/C

LR = L/C

L = CR^{2}

C = LR^{2}

⇒ A static induction thyristor

is a majority carrier device

is a minority carrier device

either a majority carrier or minority carrier device

has a total number of 2 leads