ບົດທີ 2 ຄວາມດັນໃນທໍ່
Quiz
•
Professional Development
•
Professional Development
•
Practice Problem
•
Hard
sisomsuene yatsa
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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
ຄວາມດັນໃນທໍ່ນ້ຳຈະຫຼາຍ ຫຼື ນ້ອຍ ແມ່ນຂຶ້ນກັບຫຍັງ?
ແຮງດັນ ແລະ ເນື້ອທີ່ໜ້າຕັດຂອງທໍ່
ແຮງດັນ ແລະ ຄວາມຍາວຂອງທໍ່
ທາດແຫຼວ ແລະ ເນື້ອທີ່ໜ້າຕັດຂອງທໍ່
ພື້ນທີ່ໜ້າຕັດຂອງທໍ່
2.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
ບອກຊື່ຫົວໜ່ວຍຂອງຄວາມດັນ?
ບາ (Bar)
ປາສະການ (Pa)
ພີເອສໄອ (Psi)
ຖືກໝົດທຸກຂໍ້
3.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
ບອກສູດຄິດໄລ່ຂອງແຮງດັນ?
F = P/A
F = P x A
F = P + A
F = P - A
4.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
P ຫົວໜ່ວຍວັດ ເປັນຫຍັງ ?
kPa
kN
m2
A
5.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
F ຫົວໜ່ວຍວັດ ເປັນຫຍັງ ?
kPa
kN
m2
A
6.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
A ຫົວໜ່ວຍວັດ ເປັນຫຍັງ ?
kPa
kN
m2
A
7.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
ນັກຮຽນບໍ່ຢາກມີຄວາມກົດດັນໃນເວລາຮຽນຕ້ອງເຮັດແນວໃດ ?
ປະຕິບັດລະບຽບວິໃນ
ຕັ້ງໃຈສຶກສາບົດຮຽນ
ຖາມໃນເວລາສະໝອງຄິດບໍ່ອອກ
ຖືກໝົດທຸກຂໍ້
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