Understanding Gas Compression: The Science Behind Pressure
Introduction: Gas compression is a fundamental
concept in physics and plays a crucial role in various industries, from
manufacturing to transportation. Understanding the mechanism behind gas
compression helps us comprehend everyday phenomena and technological advancements.
In this article, we delve into the assertion and reason provided regarding gas
compression and explore their validity.
Assertion (A):
- Explanation:
The assertion states that gas can be compressed easily when pressure is
applied.
Reason (R):
- Explanation:
The reason provided is that when pressure is applied to a gas, the
intermolecular space between gaseous particles decreases, leading to
compression.
Analysis:
- Intermolecular
Space: Gas particles are in constant motion and have significant
intermolecular space compared to liquids and solids. When pressure is
applied, the molecules are forced closer together, reducing the space
between them.
- Compressibility:
Gases are highly compressible because of their large intermolecular space.
Applying pressure forces the gas particles closer, reducing the volume
occupied by the gas.
- Boyle's
Law: Boyle's law states that at constant temperature, the volume of a
given mass of gas is inversely proportional to the applied pressure. This
law demonstrates the relationship between pressure and volume during
compression.
Correct Option: Based on the explanation provided,
the correct option is:
- Option
(4): Both assertion (A) and reason (R) are true, and reason (R)
provides the correct explanation for assertion (A).
Conclusion: Understanding the relationship between
pressure and gas compression is essential in various fields, including
engineering, chemistry, and environmental science. Gas compression mechanisms
underpin the functioning of numerous devices and processes, making it a crucial
area of study for both academic and practical purposes.
Multiple Choice Questions:
- What
is the assertion made regarding gas compression?
- (a)
Gas compression is not affected by pressure.
- (b)
Gas can be compressed easily when pressure is applied.
- (c)
Gas compression requires a decrease in temperature.
- (d)
Gas compression leads to an increase in intermolecular space.
- Correct
Answer: (b) Gas can be compressed easily when pressure is applied.
- Which
law describes the relationship between the volume and pressure of a gas at
constant temperature?
- (a)
Avogadro's Law
- (b)
Charles's Law
- (c)
Boyle's Law
- (d)
Gay-Lussac's Law
- Correct
Answer: (c) Boyle's Law
- What
happens to the intermolecular space between gas particles when pressure is
applied?
- (a)
It increases
- (b)
It remains constant
- (c)
It decreases
- (d)
It becomes negligible
- Correct
Answer: (c) It decreases
- Why
are gases highly compressible?
- (a)
Due to their rigid molecular structure
- (b)
Due to their high density
- (c)
Due to the large intermolecular space
- (d)
Due to the absence of intermolecular forces
- Correct
Answer: (c) Due to the large intermolecular space
- Which
option accurately summarizes the relationship between the assertion and
reason provided?
- (a)
Assertion is true, but the reason is false.
- (b)
Both assertion and reason are true, but the reason is not the correct
explanation.
- (c)
Assertion is false, but the reason is true.
- (d)
Both assertion and reason are true, and the reason is the correct
explanation.
- Correct
Answer: (d) Both assertion and reason are true, and the reason is the
correct explanation.
