Users Also Read

MCQ's Search Engine

Electrical Engineering

Mechanical Engineering

Civil Engineering

Automobile Engineering

Chemical Engineering

Computer Engineering

Electronics Engineering

Medical Science Engg

Q1. | Find the number of loop equation and number of possible trees for the given gr |

A. | 7, 2097152 [Wrong Answer] |

B. | 7, 262144 [Correct Answer] |

C. | 7.5764801 [Wrong Answer] |

D. | 6, 823543 [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 :**

⇒ A cycloconverter for single phase operation has

one positive group and one negative group converters

two positive group and two negative group converters

three positive group and three negative group converters

any of the above

⇒ A disadvantage of microstrip line as the connections of compared to strip line is that former

do not lend themselves to printed circuit

are more likely to radiate

are bulky

are more expensive and complex

⇒ In an amplifier if conductor during the cycle is from 0 to 90° and again from 180° to 270°, the amplifier will be termed as

class A

class B

class C

class AB

⇒ In the circuit shown the voltage V

_{s}has a phase angle of __________ with respect to V

_{L120°60 °-90 °0°}

⇒ In figure, V

_{CC}= + 30 V, R

_{1}= 200 kΩ and R

_{2}= 100 kΩ. If V

_{BE}= 0.7 V, the voltage a cross R

_{E+20 V+19.3 V+10 V+9.3 V}

⇒ In a purely capacitive circuit, the current __________ the voltage by __________ .

lags, 0°

leads, 90°

lags, 90°

lags, 45°

⇒ Thermal noise has a power spectral density which is quite uniform upto frequencies in the order of

100 Hz

10

^{6}Hz

10

^{9}Hz

10

^{13}Hz

⇒ Compact discs use

magnetic recording and retrieval

optical recording and retrieval

optical recording but magnetic retrieval

magnetic recording but optical retrieval

⇒ A doped semi-conductor is called

impure semi-conductor

dipole semi-conductor

bipolar semi-conductor

extrinsic semi-conductor

⇒ In the circuit of figure,

*v*

_{03 v1 + 4 v2-3 v1 - 4 v24 v1 + 3 v2-4 v1 - 3 v2}

⇒ The magnitude plot of a rational transfer function G(

*s*) with real coefficients is shown below. Which of the following compensators has such a magnitude p

Lead compensator

Lag compensator

PID compensator

Lead-lag compensator

⇒ In 8085 microprocessor, how many I/O ports can be accessed by direct method?

8

256

32 K

64 K

⇒ In a D latch

D drives R and D drives S

D drives S and D drives R

D drives both R and S

D drives both R and S

⇒ A step down cycloconverter has an input frequency

*f*. If it uses natural commutation, the output frequency

must be a sub-multiple of input frequency

can be any frequency

must be an even sub-multiple of input frequency

must be an odd sub-multiple of input frequency

⇒ In an op-amp comparator, the positive or negative output is

saturated

amplifier

unsaturated

any of the above

⇒ In a single phase full wave regulator feeding a resistive load, the average current over one full cycle

is always zero

cannot be zero

may be sometimes zero

is always positive

⇒

**Assertion (A):** The number ∈ such that the probability that an error is between -∈ and + ∈ is 1 is called probable error of single obserevation.

**Reason (R):** The standard deviation is the arms value of the deviation from the arithmetic mean.

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

⇒ Wave A = 100 sin ω

*t*and wave B = 100 cos ω

*t*. Then

rms values of the two waves are equal

rms values of A is more than that of B

rms values of A is less than that of B

rms values of the two waves may or may not be equal

⇒

**Assertion (A):** A graph is planar if it has a dual.

**Reason (R):** The dual of a graph can be found by window dot method.

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

Both A and R are true and R is not the correct explanation of A

A is true but R is false

A is false but R is true

⇒ Consider the following DO statement in FORTRAN 77

6

1

8

⇒ Public address systems generally use electret microphones.

TRUE

FALSE

⇒ A lossless transmission line with air dielectric is 6 m long. what is the phase constant?

1p rad/m

2p rad/m

0.2p rad/m

0.1p rad/m

⇒ An arrangement of several individual antennas to spaced and phased that their individual contributions combine in one preferred direction and cancel in all other directions, to get greater directive gain or directivity, is known as

directional radiation of antennas

antenna gain stability

array of antennas

none of the above

⇒ The present total cost per watt of power generation in geosynchronous orbit is nearly Rs.

20

50

100

5

⇒

Match the following:

List I (Laws of Boolean) | List II (Relation algebra) | ||
---|---|---|---|

A. | Distributive law | 1. | x + x = x |

B. | DeMorgans law | 2. | x(y + z) = xy + xz |

C. | Idempotent law | 3. | (x) = x |

D. | Involution law | 4. | (x + y) = xy |

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

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

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

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

⇒ Before doping the semiconductor material is

dehydrated

heated

hardened

purified

⇒ In an R-C series circuit excited by a voltage E, the charge across capacitor at

*t*= 0

^{+}is

0

CE

CE (1 -

*e*

^{-t/RC})

none of the above

⇒ Binary 101010 is equivalent to decimal number

24

42

44

64

⇒ Which of the following is a valid FORTRAN assignment statement?

10 = N

X + 2.1 = 5.6

A = B

A = B = 1

⇒ When an ac circuit has sources of different frequencies, the only method of analysis is superposition theorem.

TRUE

FALSE