Q.1. To neglect a voltage source, the terminals across the source are
open circuited
short circuited
replaced by some resistance
replaced by an inductor
Q.2.Current I0 in the given circuit will be
10 A
3.33 A
20 A
2.5 A
Q.3. In a resonant circuit, the power factor at resonance is
zero
unity
0.5
1.5
Q.4.In the given circuit voltage V is reduced to half. The current will become
I/2
2 I
1.5 I
I / √R2 + (XL + XC)2
Q.5.The function 3 s has (s + 1) (s + 2)
one zero, two poles
no zero, one pole
no zero, two poles
one zero, no pole
Q.6.One electron volt is equivalent to
1.6 * 10-10 J
1.6 * 10-13 J
1.6 * 10-16 J
1.6 * 10-19 J (Ans)
Q.7.Which of the following is donor impurity element ?
Aluminium
Boron
Phosphorous
Indium.
Q.8.The diameter of an atom is of the order
10-6 m
10-10 m
10-15 m
10-21 m
Q.9.The following Figure represents
LED
Varistor
SCR
Diac
Q.10.If the d.c. valve of a rectified output is 300 V & peak to peak ripple voltage is 10 V, the ripple factor is
1.18%
3.33%
3.36%
6.66%
Q.11.Full wave rectifier output has ripple factor of
1.11
1.21
1.41
1.51
Q.12.In a common base connection IE = 2 mA, IC = 1.9 mA. The value of base current is
0.1 m
0.2 mA
0.3 mA
zero
Q.13.For the action of transistor the base region must be
P-type material
N-type material
very narrow
highly doped
Q.14.Compared to a CB amplifier the CE amplifier has higher
current amplification
output dynamic resistance
leakage current
input dynamic resistance
all of the above
Q.15.When a transistor is biased to cut-off its Y is
0.5
0
1.0
0.8
Q.16.The number of digits in octal system is?
8
7
8 or 7
10
Q.17.The number of digits in hexadecimal system is?
15
10
16
8
Q.18.The number of bits in a nibble is?
8
2
4
16
Q.19.The digit F in hexadecimal system is equivalent to number...........in decimal system?
16
15
17
8
Q.20.Which of the following binary number is equivalent to BCD?
1010
1000
1001
None of these
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Q.1.‘Please’ and ‘Thank you’ are the little courtesies by which we keep the…….. of life oiled and running smoothly.
river
garden
path
machine
Q.2.The bright colour of this shirt has………. away.
gone
disappeared
faded
paled
Q.3.One major ……….between the Election Commission and the Union Government is related to the powers of the former in respect of the deployment of central police forces at places where an election isheld.
conflict
pain
irritant
culprit
Q.4.Even a ………glance will reveal the mystery
crude
cursory
critical
curious
Q.5.His standard of living has……. since his son joined service.
lifted
increased
risen
heightened
Q.6.The passengers were afraid but the captain …….them that there was no danger.
instructed
advised
promised
assured
Q.7.His first failure did not…… him from making another attempt.
interfere
forbid
frighten
deter
Q.8.No one will ……….. you for having been rude to your teacher.
exclaim
admire
advise
recommend
Q.9.The doctor …….. the patient from taking certain medicines.
banned
prohibited
prescribed
proscribed
Q.10.I ……..a car to be absolutely necessary these days.
think
regard
consider
agree
Q.11.He didn’t have the……….. idea of villager’s problems.
smallest
finest
faintest
feeblest
Q.12.This is a………… translation of the speech.
verbatim
verbal
literal
Literary
Q.13.The news of the secret deal soon despite official silence.
discovered
disclosed
leaked out
divulged
Q.14.No man had a more ………..love for literature, or a higher respect for it, than Samuel Johnson.
arduous
ardent
animated
adroit
Q.15.I have often ………why he went to live abroad.
puzzled
wondered
thought
surprised
Q.16.He lives near ……………a lonely of countryside.
piece
length
stretch
section
Q.17.To nobody else did the story seem ………
contingent
credible
credulous
creditable
Q.18.The transfer of territories could not take place because one state ……….the findings of the Commission.
objected
questioned
rejected
disputed
Q.19.Anticipating renewed rioting, the authorities erected …………….to block off the streets.
dykes
barrages
barricades
barracks
Q.20.When their examinations were over, the children gleefully……. the books they had been reading.
despised
neglected
shelve
overthrow
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