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​ບົດ​ທີ 2 ຄວາມ​ດັນ​ໃນ​ທໍ່

Authored by sisomsuene yatsa

Professional Development

Professional Development

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​ບົດ​ທີ 2 ຄວາມ​ດັນ​ໃນ​ທໍ່
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7 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

ຄວາມດັນໃນທໍ່ນ້ຳຈະຫຼາຍ ຫຼື ນ້ອຍ ແມ່ນຂຶ້ນກັບຫຍັງ?

ແຮງດັນ ແລະ ເນື້ອທີ່ໜ້າຕັດຂອງທໍ່

ແຮງດັນ ແລະ ຄ​ວາມ​ຍາວຂອງທໍ່

ທາດ​ແຫຼວ ແລະ ເນື້ອທີ່ໜ້າຕັດຂອງທໍ່

ພື້ນທີ່ໜ້າຕັດຂອງທໍ່

2.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

ບອກຊື່ຫົວໜ່ວຍ​ຂອງ​ຄວາມດັນ?

ບາ (Bar)

ປາສະການ (Pa)

ພີ​ເອ​ສ​ໄອ (Psi)

ຖືກ​ໝົດ​ທຸກ​ຂໍ້

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 ຫົວ​ໜ່ວຍ​ວັດ ເປັນ​ຫຍັງ ?

kPa

kN

m2

A

5.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

F ຫົວ​ໜ່ວຍ​ວັດ ເປັນ​ຫຍັງ ?

kPa

kN

m2

A

6.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

A ຫົວ​ໜ່ວຍ​ວັດ ເປັນ​ຫຍັງ ?

kPa

kN

m2

A

7.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

ນັກ​ຮຽນ​ບໍ່​ຢາກ​ມີ​ຄວາມ​ກົດ​ດັນ​ໃນ​ເວ​ລາ​ຮຽນ​ຕ້ອງ​ເຮັດ​ແນວ​ໃດ ?

​ປະ​ຕິ​ບັດ​ລະ​ບຽບ​ວິ​ໃນ

​ຕັ້ງ​ໃຈ​ສຶກ​ສາ​ບົດ​ຮຽນ

​ຖາມ​ໃນ​ເວ​ລາ​ສະ​ໝອງ​ຄິດບໍ່​ອອກ

​ຖືກ​ໝົດ​ທຸກ​ຂໍ້

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