
MUATAN HABA TENTU
Authored by nazvin vin
Physics
4th Grade
28 Questions
Used 33+ times

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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Antara pernyataan berikut, yang manakah benar mengenai ‘muatan haba tentu air ialah 4200 J kg-1oC-1'?
4200 J tenaga haba diserap oleh 1 kg air untuk menaikkan tenaga kinetik
4200 J tenaga haba diserap oleh 1 kg air untuk menaikkan suhu sebanyak 1 oC.
4200 J tenaga haba diserap oleh 1 kg air untuk menukar sifat fizik menjadi gas.
4200 J tenaga haba diserap oleh 1 kg air tanpa perubahan suhu.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apabila mengukur suhu satu bongkah aluminium, sedikit minyak dimasukkan ke dalam lubang yang menampung termometer itu. Kegunaan minyak itu ialah....
untuk mengelakkan karat
untuk melicinkan lubang itu
untuk sentuhan terma yang baik
untuk menebatkan thermometer itu
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Dua blok logam dengan jisim yang sama, P dan Q dipanaskan serentak dengan pemanas yang serupa. Selepas 15 minit, suhu blok logam Q adalah lebih tinggi daripada suhu blok logam P. Perbandingan manakah adalah betul?
Muatan haba tentu P > Muatan haba tentu Q
Muatan haba tentu P < Muatan haba tentu Q
Haba pendam tentu P > Haba pendam tentu Q
Haba pendam tentu P < Haba pendam tentu Q
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
1. Muatan haba tentu bagi aluminium ialah 900 J kg-1 °C-1. Pernyataan manakah yang menerangkan tentang muatan haba tentu bagi aluminium dengan betul?
The specific heat capacity of aluminium is 900 Jkg-1°C-1. Which statement explains the specific heat capacity of aluminium correctly? (2009)
1 kg aluminium menyerap 900 J tenaga haba semasa pemanasan
1 kg of aluminium absorbs 900 J of heat energy during heating
A. Suhu 1 kg aluminium akan meningkat 1 ⁰C apabila ia menyerap 900 J tenaga haba.
The temperature of 1 kg of aluminium will rise by 1°C when it absorbs 900 J of heat energy
A. Suhu 1 kg aluminium akan turun 1 ⁰C apabila ia menyerap 900 J tenaga haba
The temperature of 1 kg of aluminium will drop by 1°C when it absorbs 900 J of heat energy.
A. Aluminium memerlukan 900 J tenaga haba untuk menaikkan suhunya sebanyak 1 ⁰C.
Aluminium requires 900 J of heat energy to increase its temperature by 1°C.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1. Air digunakan di ddalam sistem penyejukan enjin kereta. Mengapakah air digunakan sebagai agen penyejuk?
Water is used in a cooling system in a car engine. Why is water used as the cooling agent?
Air meruap dengan mudah
Water evaporates easily
Air tidak mengkakis
Water is not corrosive
Air mempunyai ketumpatan yang tinggi
Water has a high density
Air boleh menyerap banyak haba
Water can absorb a lot of heat
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
1. Tenaga haba dibekalkan dengan kadar yang sama kepada 0.4 kg bahan P dan 0.4 kg bahan Q di dalam bekas yang sama. Suhu bahan P meningkat dengan cepat. Ini adalah kerana bahan P
Heat energy is supplied at the same rate to 0.4 kg of substance P and 0.4 kg of substance Q in similar containers. The temperature of substance P rises faster.
This is because the substance P
Kurang tumpat daripada bahan Q
is less dense than substance Q
Lebih tumpat daripada bahan Q
is more dense than substance Q
Menyejat lebih lambat daripada bahan Q evaporates less readily than substance Q
Mempunyai muatan haba tentu lebih kecil daripada bahan Q
has a smaller specific heat capacity than substance Q
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
9. Fenomena manakah menunjukkan aplikasi muatan haba tentu dalam kehidupan seharian?
Which phenomenon shows the application of specific heat capacity in everyday life?
Mengstim ikan
Steaming a fish
Menyejukkan enjin kereta
Cooling a car engine
Menyejukkan air kopi
Cooling down coffee
Menuang kopi daripada alat pembancuh kopi
Pouring coffee from a coffee maker
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