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Objective Questions

Latest IB JIO Exam Question (Objective Questions), MCQ in English

Subjects : General Mental Ability, Electronics

Question Bank IB JIO Exam Tier 1 (Electronics) - English
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General Mental Ability

Question 1Single Answer
How many such pairs of letters are there in the word ‘CLEANLINESS’ each of the which has as many letters between them in the word as they have in the English alphabet, in the same sequence?
  1. A
    Two
  2. B
    Three
  3. C
    Five
  4. D
    Four
  5. E
    None of these
Question 2Single Answer
Team A has scored more goals than Team B
Team C has scored fewer goals than Team B
Team A has scored fewer goals than Team C .
If the first two statements are true, the third statement is
  1. A
    True
  2. B
    False
  3. C
    Uncertain
  4. D
    None
Question 3Single Answer
If it is possible to make only one meaningful word with the second, the third, the sixth and the eight letters of the word FRAGMENT using each only once, which of the following will be the third letter of that word ? If no such word can be formed, give ‘X’ as the answer and if more than one such word can be formed, give ‘Y’ as the answer.
  1. A
    A
  2. B
    E
  3. C
    T
  4. D
    X
  5. E
    Y
Question 4Single Answer
How many such letters are there in the word ORIENTAL each of which is as far away from the beginning of the word as when they are arranged alphabetically?
  1. A
    None            
  2. B
    One         
  3. C
    Two       
  4. D
    Three        
  5. E
    More than three
Question 5Single Answer
How many such pairs of letters in the word CREDIT each of which has as many letters between them in the word as in the English alphabet?
  1. A
    None
  2. B
    One
  3. C
    Two
  4. D
    Three
  5. E
    More than three
Question 6Single Answer
How many meaningful words can be made from the letters ‘LMEA’ using each letter only once in each word?
  1. A
    None
  2. B
    One
  3. C
    Two
  4. D
    Three
  5. E
    More than three
Question 7Single Answer
If it is possible to make only one meaningful word with the first, the second, the seventh and the eighth letters of the word TEMPORAL, which of the following will be the first letter of that word? If more than one such word can be made, give ‘Y’ as the answer and if no such word can be made, give ‘X’ as the answer.
  1. A
    T
  2. B
    L
  3. C
    E
  4. D
    Y
  5. E
    X
Question 8Single Answer
If the letters of the word HANDOVER are arranged alphabetically from left to right how many letters will remain at the same position?
  1. A
    None
  2. B
    One
  3. C
    Two
  4. D
    Three
  5. E
    More than three
Question 9Single Answer
How many such pairs of letters are there in the word EXCURSION, each of which has as many letters between them in the word as they have in the English alphabet?
  1. A
    None
  2. B
    One
  3. C
    Two
  4. D
    Three
  5. E
    More than three
Question 10Single Answer
If it is possible to make only one meaningful word with the first, the second, the third, the sixth and the eighth letters of the word DEVIATION first letter of that word is your answer? If more than one such word can be made formed your answer is ‘A’  and if no such word can be formed your answer is ‘B’.
  1. A
    V
  2. B
    T
  3. C
    E
  4. D
    A
  5. E
    B
Question 11Single Answer
If each alternate letter beginning with the first in the word WORKING is replaced by the next letter in the English alphabet and each of the remaining letters is replaced by the previous letter in the English alphabet, which of the following will be the fourth from the right and after the replacement ?
  1. A
    N
  2. B
    Q
  3. C
    J
  4. D
    M
  5. E
    None of these
Question 12Single Answer
How many pairs of letters are there in the word ‘SHIFTED’ each of which has as many letters between its two letters as there are between in the English alphabet?
  1. A
    None
  2. B
    One
  3. C
    Two
  4. D
    Three
  5. E
    None of these
Question 13Single Answer
Statement: Is common currency a necessary ingredient for Europe’s growth ?
Arguments :
I. Yes, A common currency will enable entire Europe to market itself as one .
II. No, Similar experiments by Latin America countries have not affected their economies .
  1. A
    The only argument I is strong
  2. B
    Only argument II is strong
  3. C
    Either I or II is strong
  4. D
    Neither I nor II is strong
Question 14Single Answer
If it is possible to make only one meaningful word with the first, the fifth, the sixth, the tenth and the eleventh letters of the word EXCEPTIONAL using each letter only once, first letter of that word is your answer. If no such word can be made formed your answer is ‘X’  and if more than one such word can be formed your answer is ‘Y’.
  1. A
    P
  2. B
    L
  3. C
    T
  4. D
    X
  5. E
    Y
Question 15Single Answer
How many meaningful English words can be formed with the letters RAE using each letter only once in each word?
  1. A
    None
  2. B
    One
  3. C
    Two
  4. D
    Three
  5. E
    More than three
Question 16Single Answer
Passage :
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z .
Which letter in this alphabet is the eighth letter to the right of the letter and which is tenth letter to the left of the last but one letter of the alphabet ?
  1. A
    X
  2. B
    W
  3. C
    I
  4. D
    H
Question 17Single Answer
Passage :
Direction : The following question is based on the five words given below:
AND FOR THE BIG SUM (The new words formed after performing the mentioned operations may or may not necessarily the meaningful English words.)
If the third alphabet of each of the words is changed to the next alphabet in the English alphabetical series, which of the following will form a meaningful English word?
  1. A
    SUM
  2. B
    BIG
  3. C
    Both BIG and THE
  4. D
    FOR
  5. E
    Both FOR and BIG
Question 18Single Answer
Passage :
Direction : The following question is based on the five words given below:
AND FOR THE BIG SUM (The new words formed after performing the mentioned operations may or may not necessarily the meaningful English words.)
If the given words are arranged in the order as they would appear in a dictionary from left to right, which of the following will be second from the right ?
  1. A
    AND
  2. B
    FOR
  3. C
    THE
  4. D
    BIG
  5. E
    SUM
Question 19Single Answer
Passage :
Direction: The following question is based on the five words given below:
AND FOR THE BIG SUM (The new words formed after performing the mentioned operations may or may not necessarily the meaningful English words.)
If second alphabet in each of the words is changed to next alphabet in the English alphabetical order, how many words having two vowels (same or different vowels) will be formed ?
  1. A
    None
  2. B
    One
  3. C
    Two
  4. D
    Three
  5. E
    Four
Question 20Single Answer
Passage :
Direction : The following question is based on the five words given below:
AND FOR THE BIG SUM (The new words formed after performing the mentioned operations may or may not necessarily the meaningful English words.)
How many letters are there in the English alphabetical series between the second letter of the word which is second from the right and the second letter of the word which is second from the left of the given words?
  1. A
    Two
  2. B
    Five
  3. C
    Six
  4. D
    Nine
  5. E
    Three
Question 21Single Answer
Passage :
Direction: The following question is based on the five words given below:
AND FOR THE BIG SUM (The new words formed after performing the mentioned operations may or may not necessarily the meaningful English words.)
If in each of the given words, each of the consonant is changed to previous letter and each vowel is changed to next letter in the English alphabetical series, in how many words thus formed will no vowels appear?
  1. A
    None
  2. B
    One
  3. C
    Two
  4. D
    Three
  5. E
    More than three
Question 22Single Answer
Passage :
Direction : Following question is based on five words given below:
BRU LEGINKCATOWN
(The new words formed after performing the mentioned operations may or may not necessarily be meaningful English words)
If the third alphabet in each of the words is changed to the next alphabet in the English alphabetical order, how many words having two vowels (same or different vowels) will be formed?
  1. A
    None
  2. B
    One
  3. C
    Two
  4. D
    Three
  5. E
    Four
Question 23Single Answer
Passage :
Direction : Following question is based on five words given below:
BRU LEGINKCATOWN
(The new words formed after performing the mentioned operations may or may not necessarily be meaningful English words)
If the position of the first and the second alphabets of each of the words are interchanged, which of the following will form a meaningful English word?
  1. A
    Both CAT and OWN
  2. B
    Both BRU and INK
  3. C
    Only CAT
  4. D
    Only INK
  5. E
    Only LEG
Question 24Single Answer
Passage :
Direction: Following question is based on five words given below:
BRU LEGINKCATOWN
(The new words formed after performing the mentioned operations may or may not necessarily be meaningful English words)
If the given words are arranged in the order as they would appear in a dictionary from left to right, which of the following will be exactly in the middle of the five words?
  1. A
    OWN
  2. B
    LEG
  3. C
    BRU
  4. D
    CAT
  5. E
    INK
Question 25Single Answer
Passage :
Direction: Following question is based on five words given below:
BRU LEGINKCATOWN
(The new words formed after performing the mentioned operations may or may not necessarily be meaningful English words)
If in each of the given words, each of the consonants is changed to previous letter and each vowel is changed to next letter in the English alphabetical series, in how many words thus formed will the same alphabet appear twice?
  1. A
    None
  2. B
    One
  3. C
    Two
  4. D
    Three
  5. E
    More than three

Electronics

Question 26Single Answer
Which one of the following helps experimental confirmation of the Crystalline state of matter?
  1. A
    Shock compression
  2. B
    Photo emission
  3. C
    Conductivity measurements
  4. D
    X-ray diffraction
Question 27Single Answer
The electrical conductivity of pure semiconductor is:
  1. A
    Proportional to temperature
  2. B
    Increases exponentially with temperature
  3. C
    Decreases exponentially with temperature
  4. D
    Not altered with temperature
Question 28Single Answer
Consider the following statements pertaining to the resistance of a conductor:
1. Resistance can be simply defined as the ratio of voltage across the conductor to the current through the conductor. This is, in fact, Georg Ohm’s law.
2. Resistance is a function of voltage and current.
3. Resistance is a function of conductor geometry and its conductivity
Which of the above statements are correct?
  1. A
    1 and 2 only
  2. B
    2 and 3 only
  3. C
    1 and 3 only
  4. D
    1, 2 and 3
Question 29Single Answer
The ratio of ionic radii of Cations i.e.and that of Anions i.e.for stable and unstable ceramic crystal structure, is:
  1. A
    Less than unity
  2. B
    Greater than unity
  3. C
    Unity
  4. D
    Either lesser or greater than unity
Question 30Single Answer
Which one of the following statements is correct?
  1. A
    For insulators the band-gap is narrow as compared to semiconductors
  2. B
    For insulators the band-gap is relatively wide whereas for semiconductors it is narrow
  3. C
    The band-gap is narrow in width for both the insulators and conductors
  4. D
    The band-gap is equally wide for both conductors and semiconductors
Question 31Single Answer
In an extrinsic semiconductor the conductivity significantly depends upon:
  1. A
    Majority charge carriers generated due to impurity doping
  2. B
    Minority charge carriers generated due to thermal agitation
  3. C
    Majority charge carriers generated due to thermal agitation
  4. D
    Minority charge carriers generated due to impurity doping
Question 32Single Answer
In some substances when an electric field is applied the substance become polarized. The electrons and nucleii assume new geometrical positions and the mechanical dimensions are altered. This phenomenon is called:
  1. A
    Electrostriction
  2. B
    Hall-Effect
  3. C
    Polarization
  4. D
    Magnetization
Question 33Single Answer
In ferromagnetic materials, the net magnetic moment created due to magnetization by an applied field as:
  1. A
    Normal to the applied field
  2. B
    Adds to the applied field
  3. C
    In line with magneto motive force
  4. D
    Subtracts from the applied field
Question 34Single Answer
At what temperatures domains lose their ferromagnetic properties?
  1. A
    Above ferromagnetic Curie temperature
  2. B
    Below paramagnetic Curie temperature
  3. C
    Above 4
  4. D
    At room temperature
Question 35Single Answer
Which of the following materials does not have paramagnetic properties?
1. Rare earth elements (with incomplete shell)
2. Transition elements
3. Magnesium oxide
Select the correct answer from the codes given below:
  1. A
    1 only
  2. B
    2 only
  3. C
    3 only
  4. D
    1 and 2
Question 36Single Answer
Which of the following regions of operation are mainly responsible for heating of the transistor under switching operation?
1. Saturation region
2. Cut-off region
3. Transition from saturation to cut-off
4. Transition from cut-off to saturation
Select the correct answer using the codes given below
  1. A
    1, 2 and 4 only
  2. B
    1, 3 and 4 only
  3. C
    2 and 3 only
  4. D
    1 and 3 only
Question 37Single Answer
In a sinusoidal oscillator, sustained oscillations will be produced only if the loop gain (at the oscillation frequency) is
  1. A
    Less than unity but not zero
  2. B
    Zero
  3. C
    Unity
  4. D
    Greater than unity
Question 38Single Answer
The Class-B push-pull amplifier is an efficient two –transistor circuit, in which the two transistors operate in the following way:
  1. A
    Both transistors operate in the active region throughout the negative ac cycle
  2. B
    Both transistors operate in the active region for more than half-cycle but less than a whole cycle
  3. C
    One transistor conducts during the positive half-cycle and the other during the negative half-cycle
  4. D
    Full supply voltage appears across each of the transistors
Question 39Single Answer
PAC stands for______.
  1. A
    Permanent angle converter
  2. B
    Phase angle converter
  3. C
    Phase angle components
  4. D
    Phase angle capacitor
  5. E
    None of these
Question 40Single Answer
For normal operation of a transistor
  1. A
    Forward bias the emitter diode and reverse bias the collector diode
  2. B
    Forward bias the emitter diode as well as the collector diode
  3. C
    Reverse bias the emitter diode as well as the collector diode
  4. D
    Reverse bias the emitter diode and forward bias the collector diode
Question 41Single Answer
Consider the following statements regarding linear power supply:
1. It requires low frequency transformer.
2. It requires high frequency transformer.
3. The transistor works in active region.
Which of the above statements is/are correct?
  1. A
    1 only
  2. B
    2 and 3 only
  3. C
    1 and 3 only
  4. D
    3 only
Question 42Single Answer
A full wave rectifier connected to the output terminals of the mains transformer produces an RMS voltage of 18 V across the secondary. The no-load voltage across the secondary of the transformer is
  1. A
    1.62 V
  2. B
    16.2 V
  3. C
    61.2 V
  4. D
    6.12 V
Question 43Single Answer
MICR stands for______.
  1. A
    Magnetic Ink Chart Receipt
  2. B
    Magnetic Ink Character Recognition
  3. C
    Magnetic Ink Chart Recognition
  4. D
    Magnetic Ink capacitor Reverse
  5. E
    None of these
Question 44Single Answer
In an Op-Amp, if the feedback voltage is reduced by connecting a voltage divider at the output, which of the following will happen?
1. Input impedance increases
2. Output impedance increases
3. Overall gain increases
Which of the above statements is/are correct?
  1. A
    1 only
  2. B
    2 only
  3. C
    3 only
  4. D
    1, 2 and 3
Question 45Single Answer
The transient response rise time (unity gain) of an Op-Amp is 0.05s.The small signal bandwidth is
  1. A
    7 kHz
  2. B
    20 kHz
  3. C
    7 MHz
  4. D
    20 MHz
Question 46Single Answer
Consider the following statements:
The output of a linear circuit, driven with a sine wave at a frequency f, is itself a sine wave
1. at the same frequency
2. with chance of changed amplitude
3. with chances of changed amplitude and phase
Which of the above statements is/are correct? 
  1. A
    1 and 2
  2. B
    1 only
  3. C
    1 and 3
  4. D
    2 only 
Question 47Single Answer
Consider the following statements:
The main contribution to photo conduction is by
1. the generation of electron and hole pair by a photon
2. a donor electron jumping into the conduction band because of a photon’s energy
3. a valence electron jumping into an acceptor state because of a photon’s energy Which of the above statements is/are correct? 
  1. A
    1 only
  2. B
    2 only
  3. C
    3 only
  4. D
    1, 2 and 3
Question 48Single Answer
Thermal runaway is not possible in FET because as the temperature of the FET increase
  1. A
    mobility decreases
  2. B
     trans-conductance increases
  3. C
    drain current increases
  4. D
    trans-conductance decreases
Question 49Single Answer
For the same network, with 6 V DC connected at port A, 1 Ω connected at port B draws 7/3 A. if 8 V DC is connected to port A, the open circuit voltage at port B is
  1. A
    6 V
  2. B
    7 V
  3. C
    8 V
  4. D
    9 V
Question 50Single Answer
A signal may have frequency components which lie in the range of 0.001 Hz to 10 Hz. Which one of the following types of couplings should be chosen in a multistage amplifier designed to amplify the signal? 
  1. A
    Capacitor coupling
  2. B
    Direct coupling
  3. C
    Transformer coupling
  4. D
    Double-tuned transformer coupling
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