MCQs

Q231: The study of the behaviour and applications of compressed air is called?

• A) Hydraulic Technology
• B) Pneumatic Technology
• C) Aerodynamic Technology

Q232: According to Pascal’s principle the pressure applied at a point is same/equal in all direction of enclosed ____?

• A) Fluid
• B) Solid
• C) Liquid

Q233: A thick layer of air that surrounds the earth is known as?

• A) Ozone
• B) Atmosphere
• C) Stratosphere

Q234: Which of the following helps to change the shape of the lens in the eye?

• A) Ciliary Muscles
• B) Extraocular Muscles
• C) Iris Muscles

Q235: Bimetallic strip is used in _____?

• A) Electric fan
• B) Electric motor
• C) Electric iron

Q236: Which does not make use of the expansion and contraction?

• A) A thermometer
• B) An electric iron
• C) An electric fan

Q237: Which fluid is used in hydraulic power systems?

• A) Water
• B) Oil
• C) All of these

Q238: The quantities that cannot be explained in terms of other quantities are known as ____?

• A) Derived physical quantities
• B) Mathematical quantities
• C) Fundamental physical quantities

Q239: If the container of enclosed gas heated, what will happen inside the container?

• A) Pressure will be increased
• B) Pressure will be decreased
• C) Pressure will remain constant

Q240: A Global Positioning System (GPS) comprises how many satellites?

• A) More than 10
• B) More than 20
• C) More than 30