mega puspita
department physics of north sumatera

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KAJIAN TEKNIS DAN EKONOMIS PEMBERAIAN INTERBURDEN B2C SECARA RIPPING PADA TAMBANG BANKO BARAT PIT-1 TIMUR, PT BUKIT ASAM (PERSERO), TBK. UPTE, SUMATERA SELATAN Puspita, Mega; Rahman, A; HAK, Abuamat
Jurnal Ilmu Teknik Vol 3, No 2 (2015): Jurnal Ilmu Teknik
Publisher : Sriwijaya University

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Abstract

  Metode yang digunakan dalam pemberaian batuan antara lain adalah ripping, free digging, dan drilling-blasting. Ripping adalah salah satu metode yang dapat digunakan untuk memberai batuan apabila alat gali-muat sudah tidak mampu lagi menggali material tersebut. Karena esensialnya peran ripping, maka perlu kiranya untuk mengkaji metode tersebut dari segi teknis dan ekonomis agar penggunaan ripping dapat dimaksimalkan. Untuk mengkaji metode ripping dari segi teknisnya, dilakukan estimasi produktivitas dozing-ripping/bulan serta pengamatan terhadap hubungan digging time dengan produksi aktual/shift dari Backhoe Excavator Caterpillar E385 CL. Dari segi ekonomis dilakukan kajian terhadap biaya ripping/bcm batuan dengan menggunakan Bulldozer Caterpillar D9R. Biaya ini dihitung dalam dua cara penggadaan alat yaitu rental dan beli. Estimasi produktivitas dozing-ripping/bulan adalah 355.849,2 bcm (empiris) dan 389.428,2 bcm (spesifikasi produsen alat). Rata-rata digging time dari Backhoe Excavator E385 CL adalah 08,88 detik dan rata-rata persentase realisasi ketercapaian produksi adalah 87%. Biaya ripping/bcm batuan dengan rental adalah Rp 5.593,95/bcm sedangkan dengan membeli alat adalah sebesar Rp 3.193,47/bcm. Dapat disimpulkan bahwa dengan membeli alat sendiri akan lebih menguntungkan daripada rental.Kata Kunci : ripping, digging time, produksi, rental, alat sendiri.
ANALISIS KERJASAMA SISWA PADA PEMBELAJARAN AKUNTANSI KELAS 12 MIA 4 SMA NEGERI Puspita, Mega; Ulfah, Maria; Warneri, Warneri
Jurnal Pendidikan dan Pembelajaran Khatulistiwa Vol 8, No 1 (2019): Januari 2019
Publisher : Jurnal Pendidikan dan Pembelajaran Khatulistiwa

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Abstract

AbstractThis study aims to find out the clarity regarding the cooperation of students in accounting learning class XII MIA 4 Pontianak State High School 2. This research was stimulated by the issue that the development of student cooperation was not considered in formal education, in fact cooperation was very important and had become the demand of the 21st century education so that students were able to create reliable human resources, the sub-problems in this study were to find out about spontaneous cooperation , direct, and student contracts. The research method used is descriptive with a qualitative approach and the form of the survey research. The data sources in this study were all students of class XII MIA 4, amounting to 40 students and teachers who teach accounting. Data were collected using interview instruments and observation sheets, and using the technique of checking the validity of technical triangulation data, researchers conducted research 5 times, namely by conducting research observations as much as 3 times and interviews for 2 days. The results showed that student cooperation can be achieved by good is direct cooperation, while spontaneous collaboration and contracts are still not able to be achieved well by students. Keyword: Student Cooperation, Accounting Learning.
TINJAUAN HUKUM ISLAM TERHADAP SANKSI ADAT KAWIN SUMBONG DI MASYARAKAT LEKUK 50 TUMBI LEMPUR Fajri, Yan; Eva, Yusnita; Puspita, Mega
Jurnal AL-AHKAM Vol 12, No 2 (2021)
Publisher : UIN Imam Bonjol Padang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.15548/alahkam.v12i2.3616

Abstract

This research is motivated by the marriage between a niece and her uncle known as sumbong marriage. The uncle in question is not the mother's biological sister, but the mother's distant relative. In Islamic law, there is no prohibition against this kind of marriage. Based on the customary law of Lekuk 50 Tumbi Lempur, the marriage has violated customary provisions and is subject to sanctions, namely by paying one goat. The research method used is descriptive qualitative by processing data with sentences or words and going directly to the field for interviews. The results of this study indicate that: First, this customary sanction has been passed down from generation to generation. There are several reasons for the imposition of sanctions, namely to expand kinship relations, strengthen kinship ties and maintain offspring because it originated from an endogamous marriage system. Second, the consequences of sanctions, namely for people who violate customary provisions, will be punished, both materially and morally. Materially, that is by paying for one goat, while morally it will be excommunicated, excluded from various traditional activities and considered to have violated customary provisions. Third, if viewed from the perspective of Islamic law, the sanction of celibate marriage is only a habit factor for the people of Lekuk 50 Tumbi Lempur and does not conflict at all with Islamic law in principle. The imposition of sanctions turned out to have a positive impact, among others: expanding kinship relations, maintaining brotherly ties and maintaining offspring.