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Q1. | A lead compensator |

A. | speeds up the transient response [Wrong Answer] |

B. | increases the stability margin [Wrong Answer] |

C. | increases the stability margin and speeds up the transient-response. [Correct Answer] |

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

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Explanation:-
Answer : CDiscuss 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 the network in figure, the correct loop equation for loop

-I

_{1}+ 4I

_{2}+ 11I

_{3}= 0

I

_{1}+ 4I

_{2}+ 11I

_{3}= 0

-I

_{1}- 4I

_{2}+ 11I

_{3}= 0

I

_{1}- 4I

_{2}+ 6I

_{3}= 0

⇒

**Assertion (A):** Hall effect is used to find the type of semiconductor.

**Reason (R):** When a specimen of semiconductor carrying current I lies in a magnetic field the force on electrons and holes is in opposite directions.

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

Both A and R are true but R is not a correct explanation of A

A is true but R is false

A is false but R is true

⇒ Terra-watt is equal to

10

^{3}W

10

^{6}W

10

^{9}W

10

^{12}W

⇒ A two-input OR gate is designed for positive logic. However, it is operated with negative logic. The resulting logic operation will then be

OR

AND

NOR

EX-OR

⇒ When thyristors are connected in series and parallel, it may be necessary to have :

current derating

voltage derating

both current and voltage derating

none of the above

⇒ An R-L series circuit has R = 5 Ω and L = .01 H. It is fed by ac 50 Hz supply. The rms current in the circuit is 5 A. The active power supplied by the source is

25 W

50 W

125 W

250 W

⇒ In 8085 microprocessor the value of the most significant bit of the result following the execution of any arithmetic or Boolean instruction is stored in

the carry status flag

the auxiliary carry status flag

sign status flag

zero status flag

⇒ Which one is correct option?

- A pure capacitor never dissipates energy, but only stores.
- Capacitor can store finite amount of energy even cunent is zero.
- The current through a capacitor is zero if voltage across it d.c.
- Voltage across a capacitor cannot change instantaneously since it would require an infinite current.
*q*_{c}(0^{-}) =*q*_{c}(0^{+})

5, 4, 3, 2

3, 4, 1, 2

2, 4, 3, 1

1, 2, 3, 4, 5

⇒ A magnetic circuit has an iron length of 20 cm and air gap length 0.1 cm. If μ

_{r}= 200 then

mmf for iron and air gap are equal

mmf for iron is much less than that for air gap

mmf for iron is much more than that for air gap

either (a) or (c)

⇒ Microwaves

get reflected by ionosphere

are absorbed by ionosphere

are neither reflected nor absorbed by ionosphere

are both reflected and absorbed by ionosphere

⇒ Fourier analysis indicate that a square wave can be represented as

a fundamental sine wave and odd harmonics

a fundamental sine wave and even harmonics

a fundamental sine wave and harmonics

fundamental and subharmonic sine waves

⇒ Consider a situation where number of minterms with even number of 0's are same as number of minterms with odd number of 1's. Then minterms with even number of 0's and minterms with odd number of 1's are __________ to each other then number of variables is __________ .

equivalent, even

complement, odd

complement, even

none of these

⇒ Before doping the semiconductor material is

dehydrated

heated

hardened

purified

⇒ Which chopper circuit operates in quadrants 1 and 4?

A

B

D

E

⇒ The voltage across a zener diode

is constant in forward direction

is constant in reverse direction

is constant in both forward and reverse directions

none of the above

⇒ A rectangular pulse train

*s*(

*t*) is shown in figure is convolved with the signal cos

^{2}(4p x 10

^{3}

*t*). The convolved signal will

DC

12 kHZ sinusoidal

8 kHZ sinusoidal

14 kHZ sinusoidal

⇒ Java variables are called

instance variables, class variables and global variables

instance variables, class variables and local variables

instance variables, class variables and sector variables

global variables, class variables and local variables

⇒ If the mantissa of a digital computer is 37 bit long then the accuracy of the digital computer will be of

37 decimal places

23 decimal places

11 decimal places

accuracy is independent of the length to mantissa

⇒ Impedance Z as shown in the given figur

*j*29 Ω

*j*9 Ω

*j*19 Ω

*j*35 Ω

⇒ In the following figure C = 0.02 μF, and V

_{th}is known to be of frequency ω = 10

^{7}rad/sec and

*r*

_{d}= 2.5 Ω and Z

_{Th}= R

_{Th}= 10 Ω Then phase angle between

*i*

_{d}and V

_{d26.5°25°30°0°}

⇒ The normalised form of 0.0152 x 10

^{18}is

0.152 x 10

^{17}

1.52 x 10

^{16}

15.2 x 10

^{15}

152 x 10

^{14}

⇒ A class A chopper has an input voltage of 200 V. T

_{on}= 1.5 ms and T

_{off}= 4.5 ms. The duty cycle, average output voltage and ripple factor respectively are

0.5, 100 V and 1

0.25, 50 V and 3

0.25, 50 V and 1

0.5, 100 V and 3

⇒ For broadside array, maxima will be obtain at

90°, 270°

180°

45°

at any angle

⇒ SHF range is

30 - 300 MHz

300 - 3000 MHz

3000 - 30000 MHz

30000 - 300000 MHz

⇒ Three Mod-16 counters are connected in cascade. The maximum counting range is

16

256

4096

none of the above

⇒ In a half bridge inverter, the freewheeling diodes are needed

even when load is resistive

only when load is inductive

only when load is inductive or capacitive

for all types of loads

⇒ In an end fire array, the radiation pattern

is in the plane of array

is at right angles to array

is at an angle to the plane of array

either (b) or (c)

⇒ In figure, the value of R shoul

0.2 Ω

0.1 Ω

0.05 Ω

0.1 Ω

⇒ Johnson noise is

white for all Practical application

always white

depends on temperature

never white

⇒ Given that the band gap of cadmium sulphide is 2.5 eV, the maximum photon wavelength, for e

^{-}-hole pair generation will be

5400 mm

540 mm

5400 Å

540 Å