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Physics Kh

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  1. Asked: February 4, 2026In: Physics

    តើគេនិយាយពីសីតុណ្ហភាពគេសំដៅទៅលើអ្វី?

    Best Answer
    Physics Kh Teacher
    Added an answer on February 4, 2026 at 12:42 pm

    c) កម្រិតក្តៅឬត្រជាក់នៃអង្គធាតុ។

    c) កម្រិតក្តៅឬត្រជាក់នៃអង្គធាតុ។

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  2. Asked: February 4, 2026In: Physics

    តើសីតុណ្ហភាពនិងកម្តៅជាទំហំពីរដូចគ្នាដែរឬទេ?

    Best Answer
    Physics Kh Teacher
    Added an answer on February 4, 2026 at 12:40 pm

    b) ជាទំហំពីរខុសគ្នា

    b) ជាទំហំពីរខុសគ្នា

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  3. Asked: February 4, 2026In: Physics

    កាលណាអង្គធាតុមួយបញ្ចេញកម្តៅ តើសីតុណ្ហភាពរបស់វាកើនឡើង ឬថយចុះ?

    Best Answer
    Physics Kh Teacher
    Added an answer on February 4, 2026 at 12:38 pm

    a) សីតុណ្ហភាពរបស់វាថយចុះ

    a) សីតុណ្ហភាពរបស់វាថយចុះ

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  4. Asked: February 4, 2026In: Physics

    កាលណាអង្គធាតុមួយទទួលកម្តៅ តើសីតុណ្ហភាពរបស់វាកើនឡើងឬថយចុះ?

    Best Answer
    Physics Kh Teacher
    Added an answer on February 4, 2026 at 12:36 pm

    a) សីតុណ្ហភាពរបស់វាកើនឡើង

    a) សីតុណ្ហភាពរបស់វាកើនឡើង

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  5. Asked: February 4, 2026In: Physics

    ដូចម្តេចហៅថាកម្តៅ?

    Best Answer
    Physics Kh Teacher
    Added an answer on February 4, 2026 at 12:35 pm

    c) ជាថាមពលមួយដែលបញ្ជូនពីអង្គធាតុ ឬតំបន់មួយមានសីតុណ្ហភាពខ្ពស់ទៅអង្គធាតុ ឬតំបន់មួយមានសីតុណ្ហភាពទាប

    c) ជាថាមពលមួយដែលបញ្ជូនពីអង្គធាតុ ឬតំបន់មួយមានសីតុណ្ហភាពខ្ពស់ទៅអង្គធាតុ ឬតំបន់មួយមានសីតុណ្ហភាពទាប

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  6. Asked: February 4, 2026In: Physics

    បើយើងយកទឹកមួយកំសៀវទៅដាំនឹងចង្រា្កនហ្គាស មួយសន្ទុះក្រោយមកស្រាប់តែសីតុណ្ហភាពទឹកបានប្រែប្រួលគឺកើនពី 20℃ ទៅ 60℃ ។ តើសីតុណ្ហភាពទឹកកើនឡើងដោយសារអ្វី?

    Best Answer
    Physics Kh Teacher
    Added an answer on February 4, 2026 at 12:33 pm

    b) សីតុណ្ហភាពទឹកកើនឡើងដោយសារកម្តៅ។

    b) សីតុណ្ហភាពទឹកកើនឡើងដោយសារកម្តៅ។

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  7. Asked: February 3, 2026In: Physics

    ហេតុអ្វីបានជាគេសង់ស្ពានជាកំណាត់ដាច់ៗពីគ្នាហើយទុកចន្លោះបន្តិចត្រង់មុខតំណ?

    Best Answer
    Physics Kh Teacher
    Added an answer on February 3, 2026 at 9:39 pm

    b) ព្រោះកាលណាត្រូវកម្ដៅស្ពានដែក ឬស្ពានបេតុងលូត លុះត្រជាក់វារួញមកវិញ ។កម្លាំងរីក ឬ រួមរបស់ស្ពានមានទំហំធំណាស់ អាចបណ្ដាលអោយស្ពានខូច ឬ ប្រើការលែងកើត។

    b) ព្រោះកាលណាត្រូវកម្ដៅស្ពានដែក ឬស្ពានបេតុងលូត លុះត្រជាក់វារួញមកវិញ ។កម្លាំងរីក ឬ រួមរបស់ស្ពានមានទំហំធំណាស់ អាចបណ្ដាលអោយស្ពានខូច ឬ ប្រើការលែងកើត។

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  8. Asked: February 3, 2026In: Physics

    តើការរីកនៃអង្គធាតុរឹងត្រូវបានគេយកទៅអនុវត្តនៅក្នុងវិស័យអ្វីខ្លះ?

    Best Answer
    Physics Kh Teacher
    Added an answer on February 3, 2026 at 9:37 pm

    c) សំណង់ អាគារ ស្ពានដែក និងវ័ណ្ឌកង់រទេះគោ

    c) សំណង់ អាគារ ស្ពានដែក និងវ័ណ្ឌកង់រទេះគោ

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  9. Asked: February 3, 2026In: Physics

    ដើម្បីវាស់ការរីកនៃអង្គធាតុរឹង តើគេប្រើឧបករណ៍អ្វី?

    Best Answer
    Physics Kh Teacher
    Added an answer on February 3, 2026 at 9:35 pm

    a) ពីរ៉ូម៉ែត

    a) ពីរ៉ូម៉ែត

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  10. Asked: February 3, 2026In: Physics

    តើលោហ:ទង់ដែងនិងដែក មួយណារីកមាឌខ្លាំងជាងគេនៅពេលគេដុតកម្តៅ?

    Best Answer
    Physics Kh Teacher
    Added an answer on February 3, 2026 at 9:34 pm

    a) ទង់់ដែងរីកខ្លាំងជាងដែក

    a) ទង់់ដែងរីកខ្លាំងជាងដែក

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  • Tep Apsor
    Tep Apsor added an answer a) ខ្លឹមសារវគ្គនីមួយៗទាក់ទងគ្នាតាមលំដាប់លំដោយគំនិតហើយឱ្យស្របនឹងប្រធានបទ c) គោរពក្បួនចាប់ចុងចួនឱ្យបានត្រឹមត្រូវតាមបទដែលត្រូវតែង e) ពិនិត្យកំហុសពាក្យនិងការប្រើប្រាស់សញ្ញាវណ្ណយុត្តិផ្សេងៗឱ្យបានត្រឹមត្រូវច្បាស់លាស់ March 7, 2026 at 1:08 pm
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    Tep Apsor added an answer d) ព្យាង្គទី៧នៃឃ្លាទី៤វគ្គ១ ចួននឹង ព្យាង្គទី៧នៃឃ្លាទី២វគ្គ២។ March 7, 2026 at 1:07 pm
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    Tep Apsor added an answer a) ព្យាង្គទី៧នៃឃ្លាទី១ ចួននឹង ព្យាង្គទី២ឬទី៤នៃឃ្លាទី២។ e) ព្យាង្គទី៧នៃឃ្លាទី២ ចួននឹង ព្យាង្គទី៧នៃឃ្លាទី៣ ចួននឹង ព្យាង្គទី២ឬទី៤នៃឃ្លាទី៤វគ្គ១។ March 7, 2026 at 1:06 pm

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