17 research outputs found

    The capability of integrated problem-based learning in determining students’ level of creative-critical thinking

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    The purpose of this paper was to report and provide evidence of positive development on physics students’ thinking style focally on their critical thinking at early implementation of an integrated problem-based learning (PBL) approach. This study was performed on a cohort of 28 Physics with Electronics students from School of Science and Technology at University Malaysia Sabah. The sample was trainedby the integrated PBL method for 1 semester (i.e., 14 weeks) in a Physics course (i.e., Thermodynamics). The YanPiaw Creative-Critical Thinking (YCreative-Critical Thinking) Test developed by Chua (2004) was used to identify students’ level of thinking style (i.e., balancedthinking , criticalthinking etc.)beforeandafterthe early implementation. The results show increasing development in students’ thinking style before to after the implementation. Additionally the relations of these thinking styles with student’s age were also analysed

    The role of PBL in improving physics students’ creative thinking and its imprint on gender.

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    Creativity is one of the components in thinking skills that realized as one of a critical feature for a developing industrial country like Malaysia. The main objective of this paper is to provide details of students? score on several criteria?s of creative thinking who was previously done from YanPiaw Creative-Critical test analysis and in addition of that also to present an evidence to support the previous study on the relationship between creativity and gender. The subjects of this study were 28 Physics with Electronics undergraduate students exposed to problem-based learning (PBL) for one semester (i.e., 14 weeks) during Semester 2, Session 2012/2013 academic year. The study took place at School of Science & Technology, University Malaysia Sabah. The results and comparison of the findings in this study with previous study was present, also accompanying by proper discussion

    PBL Online Learning in Thermodynamics and Statistical Physics: Students’ Readiness

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    This paper explores students’ readiness towards PBL online learning in two subjects of Physics among Physics students from Universiti Malaysia Sabah. Online learning was implemented through Problem-Based Learning (PBL) approach in two subjects, i.e., Thermodynamics Physics and Statistical Physics each during on Semester 1 and 2 respectively. A set of questionnaires was distributed to twenty five (25) second-year students of Physics with Electronics at University Malaysia Sabah before and after online learning was implemented for 28 weeks long. As a supplement, an interview was held with selected group of students from this sample to study students’ technical and pedagogical readiness which was discussed in this paper. As a conclusion, results of this paper lays the general foundation for active implementation of PBL online in topics of Physics in Universiti Malaysia Sabah

    Integrated PBL Approach : Preliminary Findings towards Physics Students’ Critical Thinking and Creative-Critical Thinking

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    The main purpose of this study was to report the findings on physics students’ critical thinking of early implementation of an integrated problem-based learning (PBL) approach. This study was performed on a cohort of 28 Physics with Electronics students from School of Science and Technology at University Malaysia Sabah. The sample was trained by the integrated PBL method for 1 semester (i.e., 14 weeks). Participants’ critical thinking was evaluated using a previously validated instrument, the Watson Glaser Critical Thinking Appraisal (WGCTA) (i.e., inference; assumption; deduction; interpretation; evaluation arguments) and their creative-critical thinking (i.e., superior creative thinking style; creative thinking style; balanced thinking style; critical thinking style; and superior critical thinking style) was using the YanPiaw Creative-Critical Thinking. Both tests administered before (pre-test, Form A) and (post-test, Form B) the teaching and learning process.. The result shows that there is significant different in two criterions that from WGCTA test: inference(sig 2-tailed, t = -3.478, p=.001<*.05) and interpretation(sig 2-tailed, t = -5.53, p=.00*<.05). As for the creative-critical thinking skills, the YCreative-Critical Thinking Test shows almost 32% of the students thinking style fall on balanced thinking style

    Integrated PBL Approach Findings towards Physics Students’ Critical Thinking

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    This paper presents the findings of second phase of study on physics students’ critical thinking. This study was performed on a cohort of 25 (i.e., 13 females and 12 males) Physics with Electronics students from School of Science and Technology at University Malaysia Sabah. The sample was trained by an integrated Problem-Based Learning (PBL) method for 1 semester (i.e., 14 weeks). Participants’ critical thinking was evaluated using a previously validated instrument, the Watson Glaser Critical Thinking Appraisal (WGCTA) (i.e., inference; assumption; deduction; interpretation; evaluation arguments). The result shows that there is significant different in inference criteria (sig2-tailed, t=5.57, p=.00<*.05) favor to the first post test

    Eddy Current Testing Technique to Detect Imperfection Surface for Different Lift-off Value on Copper Metal

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    Non-Destructive Testing (NDT) known as the evaluation of properties of a wide variety of materials without causing a damaged despite after inspection is done and the material still can be used. This paper aims for a designed NDT metal instrument that is conducted using eddy current testing (ECT) technique to find an applicable lift-off (LO) value in detecting imperfection. A dual sensor was designed consist of excitation coil was applied to evaluate the surface imperfections or other excitation frequencies in controlling the signal responses from the testing material, copper (Cu) with dimension of 100 mm x 100 mm installed with artificial surface imperfection (i.e., 7 mm, 14 mm and 21 mm) was main subject in this study. An established amplifier consisting of a specific op-amp was used to boost up the voltage of the alternate current (AC). The data of setting frequencies was ranged from 5.00 - 5.25 MHz was recorded varied of the LO values (i.e., 1.0 mm, 2.0 mm, 3.0 mm, 4.0 mm and 5.0 mm). Based on the frequencies applied the result for an applicable LO value acquires the promising result of reading signal was around 2 mm and the imperfection detection performance obtained a larger voltage gradient with the increase of the imperfection sizes. The study concludes that the developed non-destructive metal testing instrument of specific ECT design by using the excitation coil is appropriate in measuring the LO value and could be used to find different imperfection for metal
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