2020 13TH INTERNATIONAL RESEARCH CONFERENCE HOLISTIC APPROACH TO NATIONAL GROWTH AND SECURITY DEFENCE AND STRATEGIC STUDIES ABSTRACTS General Sir John Kotelawala Defence University Ratmalana, Sri Lanka KDU IRC 2020 This book contains the abstracts of papers presented at the Basic and Applied Sciences Sessions of the 13th International Research Conference of General Sir John Conference Chair th th Kotelawala Defence University, Ratmalana, Sri Lanka held on 15 and 16 of Dr L Pradeep Kalansooriya October 2020. No part of this publication may be reproduced, stored in a retrieval system or transmitted in any form, without prior permission of General Sir John Kotelawala Defence University, Ratmalana, Sri Lanka. Conference Secretariat Mr Sanath de Silva Ms NKK Mudalige Published by Dr (Ms) NS Fernando General Sir John Kotelawala Defence University Capt DDGR Karunarathne Ratmalana Sri Lanka Steering Committee Brig N Hathurusinghe psc IG Hdmc – President Tel: +94-71-021-9425 Brig RGU Rajapakshe RSP psc Prof MHJ Ariyarathne e-Mail: [email protected] Brig ULJS Perera RSP USP psc Snr Prof SRD Alwis Senevirathne Website: https://www.kdu.ac.lk/irc2020 Cmde JU Gunaseela psc Snr Prof JR Lucas Capt (S) WM Senevirathna Snr Prof ALS Mendis Lt Col AK Peiris RSP Snr Prof ND Warnasuriya ISBN 978-955-0301-77-5 Lt Col AMDB Adhikari RWP RSP psc Snr Prof RN Pathirana Squadron Leader WNI Yalagama Snr Prof SSSBDAA Jayawardane Published on Prof CL Goonasekara 15th October 2020 Mr VD Kithsiri Dr UG Rajapaksha Cover page designed by Dr KMGP Premadasa Malith Ileperuma Dr (Ms) ADM Gunasekara Dr JMKB Jayasekara Mr MPC Wijesooriya Ms ND Ranasinghe General Sir John Kotelawala Defence University – 13th International Research Conference ii General Sir John Kotelawala Defence University – 13th International Research Conference iii th General Sir John Kotelawala Defence University – 13 International Research Conference ii KDU IRC 2020 This book contains the abstracts of papers presented at the Basic and Applied Sciences Sessions of the 13th International Research Conference of General Sir John Conference Chair th th Kotelawala Defence University, Ratmalana, Sri Lanka held on 15 and 16 of Dr L Pradeep Kalansooriya October 2020. No part of this publication may be reproduced, stored in a retrieval system or transmitted in any form, without prior permission of General Sir John Kotelawala Defence University, Ratmalana, Sri Lanka. Conference Secretariat Mr Sanath de Silva Ms NKK Mudalige Published by Dr (Ms) NS Fernando General Sir John Kotelawala Defence University Capt DDGR Karunarathne Ratmalana Sri Lanka Steering Committee Brig N Hathurusinghe psc IG Hdmc – President Tel: +94-71-021-9425 Brig RGU Rajapakshe RSP psc Prof MHJ Ariyarathne e-Mail: [email protected] Brig ULJS Perera RSP USP psc Snr Prof SRD Alwis Senevirathne Website: https://www.kdu.ac.lk/irc2020 Cmde JU Gunaseela psc Snr Prof JR Lucas Capt (S) WM Senevirathna Snr Prof ALS Mendis Lt Col AK Peiris RSP Snr Prof ND Warnasuriya ISBN 978-955-0301-77-5 Lt Col AMDB Adhikari RWP RSP psc Snr Prof RN Pathirana Squadron Leader WNI Yalagama Snr Prof SSSBDAA Jayawardane Published on Prof CL Goonasekara 15th October 2020 Mr VD Kithsiri Dr UG Rajapaksha Cover page designed by Dr KMGP Premadasa Malith Ileperuma Dr (Ms) ADM Gunasekara Dr JMKB Jayasekara Mr MPC Wijesooriya Ms ND Ranasinghe General Sir John Kotelawala Defence University – 13th International Research Conference General Sir John Kotelawala Defence University – 13th International Research Conference iii th General Sir John Kotelawala Defence University – 13 International Research Conference ii Editorial Committee Panel of Reviewer Mr. WAAK Amaratunga – President Mrs JI Abegoonawardana Ms AA Edirisinghe Maj JPWK Abeyawickrama Sqn Ldr Dinusha Edirisinghe Brig ULJS Perera RSP USP psc Snr Prof Amal Jayawardane Dr RMTB Abeyratne Dr EATA Edirisuriya Dr Bandula Abeysinghe Dr Chamira Edusooriya Cmde JU Gunaseela psc Prof W Abeywickreme Dr Ujitha Abeywickrama Dr CD Ekanayake Dr MPKW Abhayasinghe Dr Ruwan Ferdinando Capt (E) MCP Dissanayaka Dr US Rahubadda Dr De Alvis Dr Sithara Fernando Mr WM Amaradasa Dr TGI Fernando Maj (Dr) WMMS Bandara Mr PDDD Wickramasinghe Dr AATD Amarasekara Cdr Sarath Fernando Dr Niranga Amarasinghe Dr Lakshitha Fernando Dr HL Premaratne Mr WAAK Amaratunga Snr Prof PR Fernando Dr KR Ambepitiya Dr Neil Fernando Ms BDK Anandawansa Dr NS Fernando Dr S Fernando Dr Anuradha Ariyarathne Snr Prof Rohini Fernandopulle Dr Kusalika Ariyarathne Ms Madushika W.K Gamage Ms BDK Anandawansa Prof MHJ Ariyarathne Dr AU Gamage Mrs Iresha Ariyasingha Mrs Anjalee Gamage Dr DDTK Kulathunga LCdr RDS Arunapriya Archt DWK Gayantha Prof Bandunee Athapattu Dr Ayantha Gomes Dr R Vijitha Dr Iresha Attanayake Dr Kishara Goonerathne Dr ME Balasooriya Dr BGDS Govindapala Ms Lakshani Willarachchi Mr DN Balasuriya Prof DMA Gunaratna Col (Prof) Aindralal Balasuriya Dr NK Gunasekara Ms ND Ranasinghe Mr Ravimal Bandara Dr ADAI Gunasekara Dr Wasala Bandara Prof CL Gunasekara Ms MTN Wijetunge Dr RMPS Bandara Mr GP Gunasinghe Dr AWMKK Bandara Dr MDEK Gunathilaka Mr KPSPK Bandara Dr HRWP Gunathilake Dr Yapa Mahinda Bandara Mr MMLC Gunathilake Lt Col (Dr) WMMS Bandara Dr Buddhika Gunawardana Eng Prabath Buddika Prof Sampath Gunawardena Dr Thushara Chaminda Dr SHNP Gunawickrama Dr SP Chaminda Prof KBS Gunawickrama Dr KVDS Chathuranga Dr ADAI Gunesekera Dr Senarath Colombage Dr GN Duminda Guruge Dr Amali Dalpadadu Mr SMB Harshanath Eng SU Dampage Miss Ayesha Herath Dr Damayanthi Dasanayake Mr HMN Herath Dr WAR De Mel Dr R Herath Ms LM De Silva Dr Janith Hettiarachchi Dr Sara De Silva Dr B Hettige Mr KSC De Silva Dr Kanthi Hettigoda Prof Nelun de Silva Mr Dulitha Hewadikaram Dr Dulantha de Silva Dr Asiri Hewamalage Dr Darshan de Silva Dr IMPS Ilankoon Dr Seneetha de Silva Dr RP Illeperuma Mrs MMKOK de Silva Ms WMKS Ilmini Dr Anjula De Silva Dr B Indrarathne Mrs SCM de S Sirisuriya Ms JAD Jayakody Ms R Devi Dr JMKB Jayasekara Mr HKA Dharmasiri Dr Priyamali Jayasekara Mrs Umanda Dikwatta Ms BKM Jayasekera Capt MCP Dissanayaka Dr SD Jayasooriya General Sir John Kotelawala Defence University – 13th International Research Conference General Sir John Kotelawala Defence University – 13th International Research Conference iv General Sir John Kotelawala Defence University – 13th International Research Conference iv v Editorial Committee Panel of Reviewer Mr. WAAK Amaratunga – President Mrs JI Abegoonawardana Ms AA Edirisinghe Maj JPWK Abeyawickrama Sqn Ldr Dinusha Edirisinghe Brig ULJS Perera RSP USP psc Snr Prof Amal Jayawardane Dr RMTB Abeyratne Dr EATA Edirisuriya Dr Bandula Abeysinghe Dr Chamira Edusooriya Cmde JU Gunaseela psc Prof W Abeywickreme Dr Ujitha Abeywickrama Dr CD Ekanayake Dr MPKW Abhayasinghe Dr Ruwan Ferdinando Capt (E) MCP Dissanayaka Dr US Rahubadda Dr De Alvis Dr Sithara Fernando Mr WM Amaradasa Dr TGI Fernando Maj (Dr) WMMS Bandara Mr PDDD Wickramasinghe Dr AATD Amarasekara Cdr Sarath Fernando Dr Niranga Amarasinghe Dr Lakshitha Fernando Dr HL Premaratne Mr WAAK Amaratunga Snr Prof PR Fernando Dr KR Ambepitiya Dr Neil Fernando Ms BDK Anandawansa Dr NS Fernando Dr S Fernando Dr Anuradha Ariyarathne Snr Prof Rohini Fernandopulle Dr Kusalika Ariyarathne Ms Madushika W.K Gamage Ms BDK Anandawansa Prof MHJ Ariyarathne Dr AU Gamage Mrs Iresha Ariyasingha Mrs Anjalee Gamage Dr DDTK Kulathunga LCdr RDS Arunapriya Archt DWK Gayantha Prof Bandunee Athapattu Dr Ayantha Gomes Dr R Vijitha Dr Iresha Attanayake Dr Kishara Goonerathne Dr ME Balasooriya Dr BGDS Govindapala Ms Lakshani Willarachchi Mr DN Balasuriya Prof DMA Gunaratna Col (Prof) Aindralal Balasuriya Dr NK Gunasekara Ms ND Ranasinghe Mr Ravimal Bandara Dr ADAI Gunasekara Dr Wasala Bandara Prof CL Gunasekara Ms MTN Wijetunge Dr RMPS Bandara Mr GP Gunasinghe Dr AWMKK Bandara Dr MDEK Gunathilaka Mr KPSPK Bandara Dr HRWP Gunathilake Dr Yapa Mahinda Bandara Mr MMLC Gunathilake Lt Col (Dr) WMMS Bandara Dr Buddhika Gunawardana Eng Prabath Buddika Prof Sampath Gunawardena Dr Thushara Chaminda Dr SHNP Gunawickrama Dr SP Chaminda Prof KBS Gunawickrama Dr KVDS Chathuranga Dr ADAI Gunesekera Dr Senarath Colombage Dr GN Duminda Guruge Dr Amali Dalpadadu Mr SMB Harshanath Eng SU Dampage Miss Ayesha Herath Dr Damayanthi Dasanayake Mr HMN Herath Dr WAR De Mel Dr R Herath Ms LM De Silva Dr Janith Hettiarachchi Dr Sara De Silva Dr B Hettige Mr KSC De Silva Dr Kanthi Hettigoda Prof Nelun de Silva Mr Dulitha Hewadikaram Dr Dulantha de Silva Dr Asiri Hewamalage Dr Darshan de Silva Dr IMPS Ilankoon Dr Seneetha de Silva Dr RP Illeperuma Mrs MMKOK de Silva Ms WMKS Ilmini Dr Anjula De Silva Dr B Indrarathne Mrs SCM de S Sirisuriya Ms JAD Jayakody Ms R Devi Dr JMKB Jayasekara Mr HKA Dharmasiri Dr Priyamali Jayasekara Mrs Umanda Dikwatta Ms BKM Jayasekera Capt MCP Dissanayaka Dr SD Jayasooriya General Sir John Kotelawala Defence University – 13th International Research Conference General Sir John Kotelawala Defence University – 13th International Research Conference iv General Sir John Kotelawala Defence University – 13th International Research Conference v Dr WJABN Jayasuriya Dr Dilini Nakkawita Mrs PWGDP Samarasekara Dr S M T D Sundarapperuma Mrs JADUN Jayasuriya Dr Chandrika M Nanayakkara Mr Rangajeewa Samarathunga Mrs Wasana Uduwela Dr MRS Jayathilake Dr Vauna Navarathna Mrs W Samaraweera Mrs DU Vidanagama Snr Prof Amal Jayawardane Mr SC Padmakumara Dr Thisara Samarawickrema Dr HR Vidanage Dr MM Jayawardena Dr HR Pasindu Ms KUJ Sandamali Dr R Vijitha Dr Kaushalya Jayaweera Snr Prof RN Pathirana Dr MS Sandanayake Dr Meththika Vithanage Dr