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Q1. | In figure, the curre |

A. | is 2 A from A to B [Correct Answer] |

B. | is 2 A from B to A [Wrong Answer] |

C. | depends on the value of R [Wrong Answer] |

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

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

⇒ State variable formulation is very suitable for computer solution.

TRUE

FALSE

⇒ Calculate the directivity of an antenna for θ

_{E}= 30°, θ

_{H}= 60

46

23

50

100

⇒ In Von-Neumann-or Princeton-type computers, the program

can appear any where within the memory

memory and data memory are clearly distinguished

data and instructions are distinguished at the first stage

none of the above

⇒ If A = 3 +

*j*1 and B = 4 +

*j*3, A - B =

8.062 ∠29.7°

10 ∠45°

2.236 ∠243.43°

6.72 ∠243.43°

⇒ For AB + A C + BC = AB + A C the dual form is

(A + B) (A + C)(B + C) = (A + B)(A + C)

(A + B ) (A + C)(B + C) = (A + B)(A + C)

(A + B) (A + C) (B + C) = (A + B) (A + C)

none of the above

⇒ The primary colours are

blue and green

blue and red

red and green

blue, red and green

⇒ High intermediate frequency in a superheterodyne receiver

higher than

lower than

equal to

not comparable to

⇒ Vividh Bharti programme is transmitted in

short wave

medium frequency

very high frequency

none of the above

⇒ The bandwidth of FM for Commercial Purpose is

88 - 108 MHz

85 - 110 MHz

90 - 110 MHz

infinite Range

⇒ The logic circuit in the given figure realizes the func

(A + B + C) (D E)

(A + B + C) (D E)

(A + B + C) (D E)

(A + B + C) (D E)

⇒ If too large current passes through the diode

all electrons will leave

all holes will freeze

excessive heat may damage the diode

diode will emit light

⇒ As per BIS, solid insulators are classified into 6 categories.

TRUE

FALSE

⇒ The output

*y*(

*t*) of a linear time invariant system is related to its input

*x*(

*t*) by the following equation

*y*(

*t*) = 0.5

*x*(

*t*-

*t*

*+ 1) +*

_{d}*x*(

*t*-

*t*

*) + 0.5*

_{d}*x*(

*t*-

*t*

*+ 7). The filter transfer function*

_{d}*H*(ω) of such a system is given by

(1 + cos ωt)

*e*

^{-jωt}

*d*

(1 + 0.5 cos ωt)

*e*

^{-jωt}

*d*

(1 + cos ωt)

*e*

^{jωt}

*d*

(1 - 0.5 cos ωt)

*e*

^{-jωt}

*d*

⇒ If D is diagonal and F is focal length, lens angle θ is

θ = tan

^{-1}(D/F)

θ = 2 tan

^{-1}(D/F)

θ = tan

^{-1}(D/2F)

θ = 2 tan

^{-1}(D/2F)

⇒ Consider Pole zero diagram as shown, If two Poles are moved in opposite direction towards ω = p/2 and -p/2, the filter wil

change to high pass filter

change to Band Pass filter

remains same

change to LPF

⇒ The standard FORTRAN exponential form of decimal number 0.0000437 is

4.37 E - 5

4.37 E - 4

43.7 E - 5

43.7 E - 4

⇒ In a series R-L circuit when excited by a 1 volt battery the current is 1 -

*e*

^{-t}. If it is excited by a source 2 sin

*t*, the current will be

2 sin (

*t*- 45°) +

*e*

^{-t}

2 sin (

*t*+ 45°) +

*e*

^{-t}

sin (

*t*- 45°) +

*e*

^{-t}

sin (

*t*+ 45°) +

*e*

^{-t}

⇒

Match the following:

List I (Digital circuit) | List II (Circuit type) | ||
---|---|---|---|

A. | BCD to 7 segment decoder | 1. | sequential circuit |

B. | 4-to-1 MUX | 2. | combinational circuit |

C. | 4 bit shift register | 3. | neither sequential nor combinational circuit |

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

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

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

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

⇒ The 8086 arithmetic instruction work on

- signed and unsigned numbers
- ASCII data
- unpacked BCD data

1 and 2

1 and 3

2 and 3

1, 2 and 3

⇒ Which of the following represents the equivalent circuit of a crystal for crystal oscilla

Figure A

Figure B

Figure C

None of the above

⇒ Which solid dielectric has highest temperature limit?

E

H

C

F

⇒ A medium is said to be isotropic when

∈ = 0

∈ = μ

∈ = σ

∈ is scalar constant

⇒ Schering bridge operates at a high voltage of about 10 kV.

TRUE

FALSE

⇒ Due to which of the following reasons a lightning conductor on top of a building is made into a pointed spike?

Dust particles may not accumulate

Charge per unit area becomes very high for lightening to discharge

Rain drops may not collect

None of the above

⇒ Which of the following statements is incorrect?

Ideal voltage source is one whose internal resistance is zero

Ideal voltage source is one whose internal conductance is zero

Ideal voltage source is one whose generated voltage is equal to the available terminal voltage

Ideal current source is one whose internal conductance is zero

⇒ The torque in induction wattmeters due to

capacitive current

electrostatic effect

hall effect

eddy currents

⇒ An antenna is synonymous to a

generator

transformer

regulator

reflector

⇒ Circular polarized waves result when

magnitudes are the same

phases are the same

magnitudes are same and phase difference is 90°

magnitudes are same and phase difference is zero

⇒ In a simple on-off controller with differential gap, the magnitude of differential gap determines

the level of accuracy

the life of controller

both (a) and (b)

neither (a) nor (b)

⇒ A single phase bridge type cycloconverter uses eight thyristors.

TRUE

FALSE