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Q1. | Which of the following does not characterize a ferromagnetic material? |

A. | Coercivity [Wrong Answer] |

B. | Permeability [Wrong Answer] |

C. | Permittivity [Correct Answer] |

D. | Reluctance [Wrong Answer] |

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Explanation:-
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**Also Read Similar Questions Below :**

⇒ (100101)

_{2}is

(37)

_{10}

(69)

_{10}

(41)

_{10}

(5)

_{10}

⇒ 8255 A has three 8 bit ports A, B, C for peripheral data transfer. For programming 8255 A, these ports are grouped as

Port A with Port B

Port A with 4 most significant ports of C, port B with 4 least significant ports of C

Port A with Port C

none of the above

⇒ The function (sin

*x*)/

*x*

has a period 2p, decays with increasing

*x*and has zeros at

*n*p,

*n*= ± 1, ± 2

has a period p

has a period p/2

has a period 2p, decays with increasing

*x*, is an even function and has zeros at

*n*p,

*n*= ± 1, ± 2

⇒ Dual slope ADC uses an op amp comparator.

TRUE

FALSE

⇒ End fire array has narrow bandwidth.

TRUE

FALSE

⇒ Schrodinger wave equation is a

linear equation

differential equation

partial differential equation

none of the above

⇒

Match the following:

List I (Theorems) | List II (Property of Network) | ||
---|---|---|---|

A. | Reciprocity | 1. | Impedance matching |

B. | Tellegen's | 2. | Bilateral |

C. | Superposition | 3. | ∑ V_{jk} I_{jk} = 0 |

D. | Maximum power transfer | 4. | Linear |

5. | Non linear |

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

A-1, B-2, C-3, D-5

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

A-2, B-3, C-5, D-1

⇒ For real and odd signals, the Fourier series coefficient

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purely real and even

purely imaginary and odd

purely real and odd

⇒ Fourier transform of signal obtained after taking difference between step function and its reverse version is given as __________ .

2

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2/

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⇒ Which one of the following devices is not used as the controller in a stabilizer?

DIAC

TRIAC

SCR

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⇒ In a coupled coil the primary has 100 turns and secondary has 200 turns. The primary produces, a flux Φ =

*e*

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200

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200

*e*

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200 V

none of the above

⇒ In the circuit of figure

*v*

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*v*

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D

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Both D

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Neither D

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⇒ The knee voltages in silicon and germanium diodes respectively are

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⇒ The quality of a space-link is measured in terms of the __________ ratio.

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⇒ A rectangular pulse is passed through an L.P.F. The response is a

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⇒ In 8086 a word OA 50 FH is stored in 02 and 03 memory locations. Then

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OFH is stored at location 03 and 0 A 5 at location 02 and address of word in 02

OFH is stored at location 02 and 0 A 5 at location 03 and address of word is 03

OFH is stored at location 03 and 0 A 5 at location 02 and address of word is 03

⇒ In figure what is the base current if V

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⇒ If F

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_{0}

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F

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F

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⇒ Which is not a valid dimension statement?

DIMENSION KAT(10, 20)

DIMENSION BAT (30, 20)

DIMENSION KAT(K, 10)

DIMENSION BAT (10, 5)

⇒ For a MOD-12 counter, the FF has a

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> 3.774 MHz

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4.167 MHz

⇒ For a low level AM system, the amplifiers modulated stage must be

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⇒ In the circuit shown in figure the current

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0.166666666666667

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⇒

**Assertion (A):** A capacitor with imperfect dielectric can be represented by a capacitance in parallel with resistance.

**Reason (R):** For imperfect dielectrics, dielectric constant has real and imaginary parts.

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

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⇒ If J = 12 and X = 24.4 the result of the following FORTRAN 77 program will be

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15.0, 144.0, 73

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⇒ The minimum decimal equivalent of the number 11C0 is

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194

268

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⇒ The surface charge density on a conductor is 1.55 x 10

^{-9}C/m

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_{0}.The electric field will be __________ .

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2.25 V/m

⇒ In a stud mounted SCR, the stud is

in thermal contact with heat sink

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in electrical and thermal contact with heat sink

in either electrical or thermal contact with heat sink