Vol. 5 No. 2 (2019): December

Original Research Articles

• Measurement of Moment of Inertia Through a Bifilar Pendulum Swing Based on a Microcontroller

  Niken Tri Widayati, Universitas Negeri Semarang, Indonesia
  Nadia Wahyu Lurinda, Universitas Negeri Semarang,
  Hartono Hartono, Universitas Negeri Semarang, Indonesia
  Supriyadi Supriyadi, Universitas Negeri Semarang, Indonesia
  

  28-33

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  Abstract View: 2607 PDF Download: 7307

• Utilization of Waste Combustion Heat as an Alternative Renewable Electric Energy Source Based on Thermoelectric Generator

  Yeni Rima Liana, Universitas Negeri Semarang, Indonesia
  Sulhadi Sulhadi, Universitas Negeri Semarang, Indonesia
  Mahardika Prasetya Aji, Universitas Negeri Semarang, Indonesia
  

  34-42

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  Abstract View: 1044 PDF Download: 482

• Quality of Biocompost Resulting from Biopore Holes Based on Light Intensity and Acidity Degree (pH)

  Arik Pujiyanti, Universitas Negeri Semarang, Indonesia
  Sulhadi Sulhadi, Universitas Negeri Semarang, Indonesia
  Mahardika Prasetya Aji, Universitas Negeri Semarang, Indonesia
  

  43-48

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  Abstract View: 630 PDF Download: 495

• Kentong Damping Sound Intensity Level Based on Kentongan Length Variations

  Ellianawati Ellianawati, Universitas Negeri Semarang, Indonesia
  Muhammad An’im Arravi, Universitas Negeri Semarang, Indonesia
  Fitria Wulandari, Universitas Negeri Semarang, Indonesia
  Rofita Istiqomah, Universitas Negeri Semarang, Indonesia
  

  49-52

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  Abstract View: 704 PDF Download: 362

• Study on Diversity of Dragonfly (Odonata) as A Bioindicator of Water Quality in Mount Muria Area, Central Java

  Saifullah Hidayat, Universitas Islam Negeri Walisongo Semarang, Indonesia
  Fiki Husnia, Universitas Islam Negeri Walisongo Semarang, Indonesia
  Ellatur Rohmah, Universitas Islam Negeri Walisongo Semarang, Indonesia
  Siti Mukhlishoh, Universitas Islam Negeri Walisongo Semarang, Indonesia
  

  53-61

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  Abstract View: 1107 PDF Download: 605

• Analysis of The Properties and Quick of Wave Creation on A Simple Ripple Tank Using Frequency Sensors

  Anisa Furtakhul Janah, Universitas Islam Negeri Walisongo Semarang, Indonesia
  M. Iqbal Sugita, Universitas Islam Negeri Walisongo Semarang, Indonesia
  Hartono Hartono, Universitas Islam Negeri Walisongo Semarang, Indonesia
  Supriyadi Supriyadi, Universitas Islam Negeri Walisongo Semarang, Indonesia
  

  62-66

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  Abstract View: 974 PDF Download: 557