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Journal : Navigation Physics : Journal of Physics Education

Blast-off simulation sebagai alternatif media pembelajaran siswa dalam mempelajari mekanika gerak roket berbasis matlab Alpi Mahisha Nugraha; Nurullaeli Nurullaeli
Navigation Physics : Journal of Physics Education Vol 1, No 1 (2019): Navigation Physics : Journal of Physics Education Vol. 1 No. 1 Tahun 2019
Publisher : UNIVERSITAS INDRAPRASTA PGRI

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30998/npjpe.v1i1.190

Abstract

Blast-off or rocket launcher is a physics phenomena about mechanical of motion specially momentum principal. Unlike other flying objects like blimps and airplanes, blass-off uses the principle of changing momentum as a driving force to able fly in the air. The definition of force is a rate of changing momentum, the definition is illustrated by first-order differential equation which can be solved analytically or numerically. Unfortunately, during class learning, the equation is only used to solve collision problems instead of being used to explain blast-off phenomena which is very interesting to learn mostly. Moreover, if the explanation in the class uses visual media such as Graphic User Interface (GUI). Blast-off simulation is designed from the solving of the first differential numerically, and then the algorithm is compiled using Matlab aplication with an output in the form of a GUI so students become more interested in learning momentum and learning effectiveness will be incrised.
Alat Bantu Prediksi Kecepatan pada Gerak Lurus Berubah Beraturan Menggunakan Metode Interpolasi Berdimensi Satu Nurullaeli Nurullaeli
Navigation Physics : Journal of Physics Education Vol 2, No 2 (2020): Navigation Physics : Journal of Physics Education Vol. 2 No. 2 Tahun 2020
Publisher : UNIVERSITAS INDRAPRASTA PGRI

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30998/npjpe.v2i2.473

Abstract

The purpose of this study is to create a speed prediction tool in a uniformly accelerated linear motion using a single-dimensional interpolation method consisting of linear, cubic, cubic spline, and nearest neighbor interpolation methods. This tool is packaged in the form of Graphic User Interface (GUI) using Matlab programming language. This tool can be used as a medium of the analysis of the object speed experiencing a uniformly accelerated linear motion and a combination of several uniformly accelerated linear motions. Speed prediction results using linear, cubic, and cubic spline interpolation methods do not differ much from the results of analytical calculations, while speed prediction results using nearest neighbor interpolation method are less in line with the results of analytical calculations because nearest neighbor interpolation method will generate constant values around the data point.  This tool can also be used as a learning medium to make it easier for students to learn the concept of uniformly accelerated linear motion in order to reduce the misconceptions in the material.
Media Analisis Rangkaian Listrik Menggunakan Pendekatan Numerik Gauss-Jordan, Gauss-Seidel, dan Cramer Nurullaeli Nurullaeli
Navigation Physics : Journal of Physics Education Vol 2, No 1 (2020): Navigation Physics : Journal of Physics Education Vol. 2 No. 1 Tahun 2020
Publisher : UNIVERSITAS INDRAPRASTA PGRI

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30998/npjpe.v2i1.245

Abstract

The aim of this study is create an analysis media for calculating the electric current in a closed circuit with one or more loops.  Gauss-Jordan, Gauss-Seidel, and Cramer methods were used in this study. This media is packaged into Graphic User Interface (GUI) with matlab language program assisting. In this study, Linear Equation System (SPL) was obtained from kirchhoff current law and kirchhoff voltage law concepts.  Gauss-Seidel method is not always convergent for each formed SPL, because it can only be applied when coefficient matrix A was diagonally dominant. The application of this analysis media made the calculation of closed circuit electric current with one or more loops became accurate and time saving.
Rancang Bangun Game Edukasi Pada Pokok Bahasan Kinematika Berbasis MATLAB Nurullaeli Nurullaeli; Alpi Mahisha Nugraha
Navigation Physics : Journal of Physics Education Vol 4, No 2 (2022): Navigation Physics : Journal of Physics Education Vol. 4 No. 2 Tahun 2022
Publisher : UNIVERSITAS INDRAPRASTA PGRI

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30998/npjpe.v4i2.1305

Abstract

The aim of our research is to create an educational game on the subject of kinematics based on MATLAB program. Educational games are made using the MATLAB programming algorithm packaged in the form of Graphical User Interface (GUI). Our educational games can be used as one of the innovations of learning media to increase student interesting in physics and at the same time to provide other examples of the application of the MATLAB GUI in addition to being a calculation, analysis, and simulation tool in physics. This educational game based on MATLAB presents kinematics questions in a more attractive and enjoyable. With this educational game, students able to learn both of kinematics and MATLAB programming at the same time.
Aplikasi Penggunaan Listrik PLN Sebagai Media Alternatif Pembelajaran Fisika Berbasis GUI MATLAB Nugraha, Alpi Mahisha; Nurullaeli, Nurullaeli
Navigation Physics : Journal of Physics Education Vol 6, No 1 (2024): Navigation Physics : Journal of Physics Education Vol. 6 No. 1 Tahun 2024
Publisher : UNIVERSITAS INDRAPRASTA PGRI

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30998/npjpe.v6i1.2762

Abstract

The introduction to electricity is initiated as early as elementary school, yet it remains a challenging subject despite its practical relevance. The inefficient management of electricity consumption in Indonesian households reflects a widespread lack of understanding in this area. Thus, there is a pressing need for an application to assist users in analyzing their daily electricity usage, promoting more effective management and potentially reducing household expenses. A MATLAB Graphical User Interface (GUI) application is proposed to facilitate users in managing their electricity consumption from providers such as the State Electricity Company (PLN), aiming for optimal utilization. Furthermore, this application could serve as a straightforward educational tool, particularly for physics students, aiding in the comprehension and practical application of electrical concepts in everyday life.
Solusi Persamaan Differensial Orde Dua 2D pada Persamaan Gelombang Berbasis Graphical User Interface (GUI) MATLAB Nugraha, Alpi Mahisha; Nurullaeli, Nurullaeli
Navigation Physics : Journal of Physics Education Vol 5, No 2 (2023): Navigation Physics : Journal of Physics Education Vol. 5 No. 2 Tahun 2023
Publisher : UNIVERSITAS INDRAPRASTA PGRI

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30998/npjpe.v5i2.2421

Abstract

Persamaan gelombang digambarkan dengan menggunakan persamaan differensial orde dua yang terkopel dengan fungsi dari posisi dan waktu. Persamaan ini dapat menjelaskan fenomena pada gelombang universal seperti pada gelombang berjalan dengan medium gelombang tali, gelombang air, dan lainnya. Dalam menyelesaikan persamaan gelombang diperlukan metode numerik mengingat bentuk umum persamaan gelombang merupakan persamaan differensial orde dua yang cukup rumit jika diselesaikan secara analitik. Disini, kami menyelesaikan persamaan umum dari persamaan gelombang dengan metode numerik dan menyajikan solusinya ke dalam bentuk Graphical User Interface (GUI) MATLAB, untuk memudahkan pengguna dalam menganalisa fenomena gelombang yang merupakan fungsi posisi dan waktu.
Media Bantu Analisis Superposisi Gelombang dengan Amplitudo dan Fasa Awal Berbeda Menggunakan MATLAB Nurullaeli, Nurullaeli; Nugraha, Alpi Mahisha
Navigation Physics : Journal of Physics Education Vol 6, No 2 (2024): Navigation Physics : Journal of Physics Education Vol. 6 No. 2 Tahun 2024
Publisher : UNIVERSITAS INDRAPRASTA PGRI

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30998/npjpe.v6i2.3306

Abstract

Manual calculations for the superposition of more than 2 waves that have different amplitudes and initial phases are quite complicated so that assistive media is needed that can be used to analyze this phenomenon. The purpose of this research is to create a assistive media to analyze the superposition of waves with different amplitudes and initial phases. Analysis of the wave superposition formula using trigonometry formula and phasor method. Meanwhile, the calculation algorithm is written in the MATLAB programming language which is packaged in a GUI (Graphical User Interface) using the GUIDE facility. This media can be used to calculate wave equations and wave quantities resulting from the superposition of 2 or more waves. This media is also equipped with wave simulations resulting from superposition in the time domain. This media can be one of the innovative learning media to increase students understanding of wave material and at the same time provide examples of the application of the GUI in MATLAB.
Modelling the Tunneling in 1D Schrodinger Equation Using Graphical User Interface Nugraha, Alpi Mahisha; Nurullaeli, Nurullaeli
Navigation Physics : Journal of Physics Education Vol 7, No 1 (2025): Navigation Physics : Journal of Physics Education Vol. 7 No. 1 Tahun 2025
Publisher : UNIVERSITAS INDRAPRASTA PGRI

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30998/npjpe.v7i1.3952

Abstract

Quantum tunneling is a phenomenon where particles have a probability of penetrating a potential barrier despite having total energy llower than the barrier height. This study analyzes the tunneling effect by solving the one-dimensional (1D) Schrodinger equation using the finite difference method to obtain the wave function evolution for various potential barrier configurations. The solution is implemented in a Graphical User Interface (GUI) MATLAB to facilitate analysis and visualization, allowing users to interactively adjust potential parameters, energy, and other conditions. Simualation results demonstratehow transmission probability depends on energy, height and width of potential barrier. This GUI provides an intiuitive tool for exploring quantun tunneling, making it valuable for both education and research in quantum physics.