Q1. | Among the logic families, the family which can be used at very high frequency greater than 100 MHz in a 4 bit synchronous counter is |

A. | TTL [Wrong Answer] |

B. | CMOS [Wrong Answer] |

C. | ECL [Correct Answer] |

D. | TTLLS [Wrong Answer] |

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⇒ Which one of the following is applicable to any network-linear or non-linear, active or passive, time-varying or invariant - as long as Kirchhoff laws are

*not*violated?

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Superposition theorem

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**Assertion (A):** The circuit of figure thyristor will conduct for 180° during positive half cycle if it is continuously fir

Both A and R are correct and R is correct explanation of A

Both A and R correct but R is not correct explanation of A

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A is wrong but R is correct

⇒ The advantage of Weinbridge oscillator over the phase shift oscillator is that oscillator the frequency may be varied over a range of

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Modified McMurray full bridge inverter

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Modified McMurray Bedford half bridge inverter

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⇒ If a RAM has 34 bits in its MAR and 16 bits in its MDR, then its capacity will be

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⇒ In force current analogue, mechanical mobility is analogous to

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conductance G

⇒ A wave is propagated in a waveguide at frequency of 9 GHz and separation is 2 cm between walls find cut off wavelength for dominant mode.

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⇒ Consider the following statements about polar plots

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double-bit error

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⇒ A silicon PN junction with no bias have a doping concentration

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3.345 x 10

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**Assertion (A):** The response of a network to unit impulse can be obtained directly from the network function.

**Reason (R):** The response of a network for any input can be obtained from impulse response.

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List I | List II | ||
---|---|---|---|

A. | 200 MHz | 1. | SHF |

B. | 20 GHz | 2. | UHF |

C. | 500 kHz | 3. | VHF |

D. | 500 MHz | 4. | MF |

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

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

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