Agar menghasilkan pekerjaan ulir yang baik, kecepatan putar mesin bubut yang dipake untuk membuat ulir adalah

Quiz Soal Teknik Mesin

Quiz
•
Others
•
12th Grade
•
Hard
Abi Fauzan
FREE Resource
54 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1200 rpm
1000 rpm
500 rpm
300 rpm
70 rpm
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pada garis ukur gambar kerja tertulis M12x1,75, maka yang dimaksud ukuran tersebut secara berurutan adalah..
M Macam ulir, 12 Jumlah ulir, 1,75 Besar ulir
M momen, 12 diameter luar, 1,75 kisar
M metris, 12 diameter terbesar, 1,75 kisar
M metris, 12 diamater dalam, 1,75 kisar
M metris , 12 diameter terkecil, 1,75 kisar
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika akan dibuat ulir dalam dengan tap M 14 x 1,25, maka benda sebelumnya harus di bor sebesar .......
12,90 mm
12,50 mm
14,00 mm
15,25 mm
14,50 mm
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika kecepatan potong (v) = 30 m/menit, diameter mata bor yang digunakan (d) = 11,5 mm, maka kecepatan putaran spindle mesin bor (n) harus disetel pada kecepatan
810 rpm
830 rpm
820 rpm
840 rpm
855 rpm
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sebuah baja lunak berdiameter 35 mm akan dibubut dengan kecepatan potong 27m/menit. Secara teoritis putaran sumbu utama mesin adalah…
565 rpm
465 rpm
375 rpm
245 rpm
225 rpm
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika diketahui pisau frais jenis HSS Shell Endmill Ø 40mm, dengan jumlah gigi 6 buah, digunakan untuk menyayat besi St 36 dengan kecepatan potong 32 m/menit dan kecepatan sayat per gigi 0,15 mm, maka kecepatan penyayatan mesi adalah…
229 mm/min
259 mm/min
349 mm/min
239 mm/min
129 mm/min
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pada mesin bubut tempat dudukan center/kepala lepas adalah…
head stock
tool post
chuck
bed
tail stock
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