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. | A circuit has two branches in parallel and each branch has only one element. The applied voltage and source current are v = 200 sin (200t + 30°) and i = 50 sin (200t + 50°). If one branch has capacitor, the other branch contains |

A. | resistance [Correct Answer] |

B. | inductance [Wrong Answer] |

C. | capacitance [Wrong Answer] |

D. | resistance or capacitance [Wrong Answer] |

View Answer
Explanation:-
Answer : ADiscuss 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 :**

⇒ The purpose of using negative feedback in a op-amps is to

stabilize overall gain

increase output

stabilize overall gain and increase output

increase output and decrease input

⇒ Holes act like

positive charges

neutral atoms

negative charges

crystals

⇒ If

*f*be the signal frequency and

_{s}*f*be the intermediate frequency then image frequency is given by

_{i}*f*+

_{s}*f*

_{i}*f*±

_{s}*f*

_{i}*f*± 2

_{s}*f*

_{i}*f*+ 2

_{s}*f*

_{i}⇒ In a circuit containing a complex impedance, maximum power transfer takes place when load is

pure resistance

equal to the complex impedance

conjugate complex of the circuit impedance

none of the above

⇒ A thermocouple instrument can be used over a very wide frequency range.

TRUE

FALSE

⇒ At a particular time it is observed that the frequencies of F layer at Delhi is 3 MHz the maximum electron density is

11 x 10

^{10}

1.1 x 10

^{10}

0.11 x 10

^{10}

11 x 10

^{12}

⇒ The complement of exclusive OR function is

AB + A B

AB + A B

A B + A

AB + A B

⇒ The logic realized by the circuit shown in fi

F = A ⊙ C

F = A ⊕ C

F = B ⊙ C

F = B ⊕ C

⇒ The polar plot of transport lag is a unit circle.

TRUE

FALSE

⇒ The general purpose register code for accumulator in 8085 is

111

0

1

1111

⇒

Match the following:

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

A. | CLP | 1. | Measure of μP clock speed |

B. | SHELL | 2. | Double sided double density |

C. | DSDD | 3. | Allows you to specify file as command processor |

D. | Megahertz | 4. | Microcode stored in ROM |

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

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

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

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

⇒ A series RLC circuit has a resonance frequency of 1 kHz and a quality factor Q = 100. If each of R, L and C is doubled from its original value, the new Q of the circuit is

25

50

100

200

⇒ In the given figure the circuits for input impedance of a microwave device with output ports match terminated. The devic

E plane tee

H plane tee

magic tee

hybrid ring

⇒ In a practical voltage source, the terminal voltage

cannot be less than source voltage

cannot be higher than source voltage

is always less than source voltage

is always equal to source voltage

⇒ In a lead acid battery

the numbers of positive and negative plates are equal

the number of positive plates may be equal to or more than the number of negative plates

the number of positive plates is more than the number of negative plates

the number of negative plates is more than the number of positive plates

⇒ In the given figure assume that initially Q = 1 with Clock Pulses being given, the subsequent states of Q wil

1, 0, 1, 0, 1......

0, 0, 0, 0, 0......

1, 1, 1, 1, 1......

0, 1, 0, 1, 0......

⇒ In an idealized half wave rectified system the average and r.m.s. values of voltage are __________ respectively.

2V

_{m}/p, V

_{m}/2

V

_{m}/p, V

_{m}/2

V

_{m}/p, V

_{m}/2

V

_{m}.p, V

_{m}/2

⇒

**Assertion (A):** Shunt of an ammeter has a low resistance.

**Reason (R):** Shunt may be connected in series or in parallel with ammeter.

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 R is false

A is false R is true

⇒ Which statement is correct?

BJT and MOSFET are current controlled devices

BJT is voltage controlled and MOSFET is current controlled device

BJT and MOSFET are voltage controlled devices

BJT is current controlled and MOSFET is voltage controlled device

⇒ A counter type A/D converter contains a 4 bit binary ladder and a counter driven by a 2 MHz clock. Then conversion time

8 μ sec

10 μ sec

2 μ sec

5 μ sec

⇒ In the given figure A = 1, B = 1. B is now changed to a sequence 101010................The outputs X and Y wil

fixed at 0 and 1 respectively

X = 1010.......and Y = 0101........

X = 1010..........and Y = 1010

fixed at 1 and 0 respectively.

⇒ 100101.1011

_{2}= __________ .

115.22

_{8}

115.54

_{8}

215.54

_{8}

100.01

_{8}

⇒ In spread spectrum technique

a modulated signal is modulated again

a modulated signal is modulated twice again

the power of a modulated signal is increased

the noise component of a modulated signal is decreased

⇒ A 3 phase star-connected load has one capacitor C in R phase and two equal resistances in Y and B phases.The phase sequence is RBY. Then

V

_{B0}> V

_{Y0}

V

_{B0}< V

_{Y0}

V

_{B0}= V

_{Y0}

V

_{B0}= V

_{BY}

⇒ If R

_{T}, R

_{h}represent condition for reciprocity in case of transmission parameter and hybrid parameter respectively and similarly S

_{T}, S

_{h}represent condition for symmetry in case of transmission parameter and hybrid parameter respectively then match the followi

1 -

*c*2 -

*d*3 -

*a*4 -

*f*

1 -

*c*2 -

*b*3 -

*e*4 -

*d*

1 -

*e*2 -

*d*3 -

*a*4 -

*b*

1 -

*e*2 -

*d*3 -

*a*4 -

*f*

⇒ For the given truth table, the correct Boolean expressio

XYZ + X YZ + X Y Z

X Y Z + XYZ + X YZ

X Y Z + XYZ + XY Z

XYZ + XYZ + XY Z

⇒ In a multi-processor configuration two coprocessors are connected to host 8086 processor. The instruction sets of the two coprocessors

must be same

may overlap

must be disjoint

must be the same as that of host

⇒ Damping ratio =

actual resistance/critical resistance

critical resistance/actual resistance

critical resistance

none of the above

⇒ In a Gunn diode oscillator drift velocity of electron is 10

^{7}cm/s and active region length is 10 x 10

^{-4}cm. The natural frequency of oscillation is

1 MHz

10 MHz

1 GHz

10 GHz

⇒ In waveguides the existing waves are

TE only

TM only

both (a) and (b)

all of the above