Kerala PSC Previous Years Question Paper & Answer
Page:7
Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'SCIENTIFIC ASSISTANT ELECTRODIAGNOSTIC MEDICAL EDUCATION' And exam conducted in the year 2018. And Question paper code was '008/2018'. 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.
37.
41,
42,
Lap winding is used for machines.
(ಹ) low current low Voltage (B) high voltage low current
(C) high current low voltage (D) high voltage high current
Shaft torque of a DC motor 18 than it's armature torque.
(A) higher (8) تمسو
(C) double D) 1688
The heat produced in the core at no load of a transformer is due to
(ಹ) 1051100 (8) 10005600
(ಲ) 1 (D) Iotan ®o
Wattmeter reading in an OC test of a transformer gives loss
(ക) Copper (8) (ण
(ಲ) Eddy current (D) Hysteresis
The saving in copper with an auto transformer as compared to ordinary transformer is
வ Kwo (B) Wo/K
(ಲ) (-K)Wo യ 1410770
The condition for maximum efficiency of a transformer is
(4) #1 = و (B) Ro;=Xo,
८८) Ro,=Xo, (D) Wi=Wc
If primary and secondary winding resistance of a transformer is Ry = 0.1 Q, R, = 0.5 Q,
respectively and K=6, then equivalent resistance referred to secondary side is
(ക) 5.1 (௩) 3.6
©) 41 (D) 6.6
Synchronous speed of a 4 pole 50 hertz induction motor is
(ಹ) 1000 rpm (8) 1500 سب
(ಲ) 2000rpm (D) 3000 rpm
7 008/2018
[P.T.O.]
