Question
2851
Memanaskan uap basah pada temperatur tetap berarti memanaskannya pada ...
Heating wet steam at constant temperature means heating it at ...
Options
a
tekanan tetap
constant pressure
b
volume tetap
constant volume
c
entropi tetap
constant entropy
d
entalpi tetap
constant enthalpy
Grade
Ungraded
Last Update
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Question
2852
Proses adiabatik adalah proses ...
An adiabatic process is a process ...
Options
a
tanpa perpindahan panas
with no heat transfer
b
dengan entropi selalu bertambah
with entropy always increasing
c
dengan temperatur selalu tetap
with temperature always constant
d
dengan tekanan selalu konstan
with pressure always constant
Grade
Ungraded
Last Update
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By -
Question
2853
Untuk air pada tekanan di bawah atmosfer, titik didih akan ...
For water at pressures below atmospheric pressure, the boiling point will ...
Options
a
turun secara nyata
decrease significantly
b
naik secara nyata
increase significantly
c
tetap sama
remain the same
d
turun lalu kembali naik
decrease and then rise again
Grade
Ungraded
Last Update
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By -
Question
2854
Karbonisasi batubara adalah proses ...
Carbonization of coal is the process of ...
Options
a
memanaskan batubara kuat-kuat tanpa udara dalam bejana tertutup
strongly heating coal without air in a closed vessel
b
menghaluskan batubara dalam atmosfer inert
pulverizing coal in an inert atmosphere
c
memanaskan kayu pada suhu rendah dengan sedikit udara
heating wood at low temperature with limited air
d
mencampur batubara dengan air untuk dibentuk briket
mixing coal with water to form briquettes
Grade
Ungraded
Last Update
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By -
Question
2855
Pemanasan uap kering di atas temperatur jenuhnya disebut ...
Heating dry steam above its saturation temperature is called ...
Options
a
superheating
superheating
b
sublimation
sublimation
c
supersaturation
supersaturation
d
subcooling
subcooling
Grade
Ungraded
Last Update
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By -
Question
2856
Superheating pada uap umumnya dilakukan pada ...
Superheating of steam is generally carried out at ...
Options
a
tekanan tetap
constant pressure
b
volume tetap
constant volume
c
temperatur tetap
constant temperature
d
entropi tetap
constant entropy
Grade
Ungraded
Last Update
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By -
Question
2857
Pernyataan yang benar tentang kondisi kritis uap adalah ...
The correct statement regarding the critical condition of steam is ...
Options
a
volume spesifik fase cair dan fase uap menjadi sama
the specific volume of the liquid phase and the vapor phase becomes equal
b
kalor laten mencapai nilai maksimum
the latent heat reaches its maximum value
c
air masih dapat dibedakan jelas dari uap jenuh
water can still be clearly distinguished from saturated steam
d
proses penguapan memerlukan perbedaan temperatur besar
evaporation requires a large temperature difference
Grade
Ungraded
Last Update
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By -
Question
2858
Air mulai mendidih ketika tekanan uapnya ...
Water starts boiling when its vapor pressure ...
Options
a
sama dengan tekanan lingkungan
equals the surrounding pressure
b
mencapai tepat 760 mmHg pada semua kondisi
reaches exactly 760 mmHg under all conditions
c
lebih kecil dari tekanan sekeliling
is lower than the surrounding pressure
d
sama dengan tekanan hidrostatik di dasar bejana
equals the hydrostatic pressure at the bottom of the vessel
Grade
Ungraded
Last Update
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By -
Question
2859
Setara mekanik panas untuk 1 kkal mendekati ...
The mechanical equivalent of heat for 1 kcal is approximately ...
Options
a
427 kgm
427 kgm
b
102 kgm
102 kgm
c
539 kgm
539 kgm
d
9,81 kgm
9.81 kgm
Grade
Ungraded
Last Update
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By -
Question
2860
Jika tekanan dinaikkan, titik didih zat cair pada umumnya ...
If pressure increases, the boiling point of a liquid generally ...
Options
a
meningkat
increases
b
menurun
decreases
c
tetap
remains constant
d
naik lalu turun
rises and then falls
Grade
Ungraded
Last Update
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By -