Kerala PSC Previous Years Question Paper & Answer
Page:8
Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'VOCATIONAL INSTRUCTOR IN MAINTENANCE AND REPAIRS OF DOMESTIC APPLIANCES VOCATIONAL HIGHER SECONDARY EDUCATION DEPARTMENT' And exam conducted in the year 2017. And Question paper code was '144/2017'. Medium of question paper was in Malayalam or English . Booklet Alphacode was 'A'. Answer keys are given at the bottom, but we suggest you to try answering the questions yourself and compare the key along wih to check your performance. Because we would like you to do and practice by yourself.
turbines ۵
(A) High spoed turbine
ര 1 भ् n
A coil with large distributed capacit
(ಗಿ). low resonent frequency
52. The maximum value of mul
inductance [ = 49mH قمع
ശക 130 تتم
الہ 2ہ ©)
o8 circuit, at rosonance
ಸಿ) impedenze is maximum
©) ४ is maximun
ent lamps BOW and
५) the bulb toget
60 W bulbs
(C) 11%
haracterstic of a d ۸ت
Armature
er consumes 100
Jows brightor
Joad current and terminal volt:
nt and generated er
(By High ഡ്
(D) High head turbine
ance
ष) resonent froquency
(DY
of two inductively ५
للم 3969
63 mH
10 W
are connected in series
படி the bulb toget
യ
eld current
56. Speed ahavenormal of a de shunt motor × obtained
५) 101 3! 1 armature circait
113) reducing back emf
(0 1 applied voltage
(D) inserting a rheostul in eld circuit
57. Maximum value of sinusoidal voltage having 4 frequency of 50
instantanecus f this voltage at 1 ॐ
(५) 117-56 ४ B) 12864V
(©) ०४ (12). 118.32
A 9
mains
with se
Then
sngumes 80 W
Hz
W bulbe glows brighter 40 عبن
and generated emf
144/2017
۲۳۰:1
