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Q1. | For a second order system, damping ratio ζ is such that 0 < ζ <. Then the roots of characteristic equation are |

A. | real but not equal [Wrong Answer] |

B. | real and equal [Wrong Answer] |

C. | complex conjugate [Correct Answer] |

D. | imaginary [Wrong Answer] |

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

⇒ TV signal strength when expressed in dB m has the reference of

10 μV/m

5 μV/m

2 μV/m

1 μV/m

⇒ In a purely resistive circuit the instantaneous power varies from zero to maximum twice in each cycle.

TRUE

FALSE

⇒ A sinusoidal voltage has peak to peak value of 100 V. The rms value is

50 V

70.7 V

35.35 V

141.41 V

⇒ In an optional fiber the refractive index of cladding material should be

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very low

less than that of core

more than that of core

⇒ If F

_{n}represents Fourier series coefficient of

*f*(

*t*), then Fourier series coefficient of f(

*t*+

*t*) =

F

_{n}

*e*

^{-jω}

_{0}

^{t}

F

_{n}

*e*

^{jω}

_{0}

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F

_{n}

*e*

^{jnω}

_{0}

^{t}

F

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⇒ The output V-I characteristics of an Enhancement type MOSFET has

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an ohmic region at low voltage value followed by a saturation region at higher voltages.

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⇒ Transverse magnetic (TM) waves have

magnetic field component H in the direction of propagation

electric field component E in the direction of propagation

magnetic field component H in the direction of propagation and no component of electric field E in this direction

electric field component E in the direction of propagation and no component of magnetic field H in this direction

⇒ In a transistor CE mode, V

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⇒ A microwave junction is matched at all ports if the S matrix

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has all diagonal elements complex

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⇒

**Assertion (A):** The condition of minimum distortion in a transmission line is L = *RC/G*.

**Reason (R):** Line loading means addition of inductance to satisfy the condition L = *RC/G*.

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 correct but R is wrong

A is wrong but R is correct

⇒ If the intermediate frequency of a superheterodyne receiver falls within the tuning range of the receiver

Unsuitability will occur

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⇒ Electromagnetic waves transport

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momentum only

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⇒ A load commutated chopper circuit has

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⇒ An LED is

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⇒ For a transfer function H(

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the degree of P(

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the degree of P(

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