Kerala PSC Previous Years Question Paper & Answer
Page:6
Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'HSST PHYSICS JUNIOR KHSE' And exam conducted in the year 2018. And Question paper code was '065/2018'. 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.
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Nuclear radius R and the atomic mass number A are connected by the relation :
(&) உரக (B) र = २043
© உரக (D) R=RA %
Parity is violated in :
(ಹಿ) a-decay (8) Fusion
(C) Gamma emission (D) ண
Energy generation in stars is through :
(A) Nuclear fission (8) Stimulated emission
(ಲ) Nuclear fusion (D) Thermoelectric process
Quark combinations of proton and neutron respectively are :
(ಹಿ) uds and uss (3) wuss and uds
(ಲ) uud and udd (D) वं वात् पक
Which of the following 15 not a baryon ?
(മ) Neutron (B) Sigma (ಲ) Proton D)
Phase difference between input and output signals വ a CE amplifier is :
(५) 1805 ൫ 90 و 45 ™)
The ripple factor for a half wave rectifier is :
(ಹಿ) 6 ൫ 0.48 )© 32 (D)
Universal building blocks are :
(^) AND and OR gates (B) NAND and OR gates
(~) NAND and NOR gates (D) AND and NOT gates
Which of the following statements is wrong ?
(മ) LED is a forward biased PN junction
(8) Photodiode is reverse biased PN junction
(C) Solar cell is a PN junction
(D) LED is a reverse biased PN junction
065/2018 6
Muon
0°
1.21
