Engineering Physics and Cosmology
This quiz covers the fundamental concepts and theories related to Engineering Physics and Cosmology.
Questions
Which of the following is not a fundamental force in physics?
- Gravitational force
- Electromagnetic force
- Strong nuclear force
- Weak nuclear force
- Centrifugal force
The study of the origin, evolution, and structure of the universe is known as:
- Cosmology
- Astrophysics
- Astronomy
- Quantum Mechanics
- Thermodynamics
According to the Big Bang theory, the universe began as a:
- Singularity
- Black hole
- Neutron star
- White dwarf
- Supernova
Which of the following is not a type of electromagnetic radiation?
- Gamma rays
- X-rays
- Ultraviolet rays
- Infrared rays
- Sound waves
The uncertainty principle, formulated by Werner Heisenberg, states that:
- The more precisely the position of a particle is known, the less precisely its momentum can be known.
- The more precisely the energy of a particle is known, the less precisely its time of existence can be known.
- Both (a) and (b)
- None of the above
The theory of general relativity, developed by Albert Einstein, explains:
- The behavior of objects in strong gravitational fields.
- The behavior of objects moving at very high speeds.
- The behavior of subatomic particles.
- The behavior of electromagnetic waves.
- The behavior of fluids.
The laws of thermodynamics govern:
- The transfer of heat and energy.
- The behavior of gases.
- The behavior of liquids.
- The behavior of solids.
- The behavior of chemical reactions.
The first law of thermodynamics states that:
- Energy cannot be created or destroyed, only transferred or transformed.
- Entropy always increases in an isolated system.
- Heat flows from hot objects to cold objects.
- The pressure of a gas is proportional to its temperature.
- The volume of a gas is inversely proportional to its pressure.
The second law of thermodynamics states that:
- Energy cannot be created or destroyed, only transferred or transformed.
- Entropy always increases in an isolated system.
- Heat flows from hot objects to cold objects.
- The pressure of a gas is proportional to its temperature.
- The volume of a gas is inversely proportional to its pressure.
The third law of thermodynamics states that:
- Energy cannot be created or destroyed, only transferred or transformed.
- Entropy always increases in an isolated system.
- Heat flows from hot objects to cold objects.
- The pressure of a gas is proportional to its temperature.
- The entropy of a perfect crystal at absolute zero is zero.
Which of the following is not a type of elementary particle?
- Electron
- Proton
- Neutron
- Quark
- Photon
The fundamental unit of electric charge is the:
- Electron
- Proton
- Neutron
- Quark
- Photon
The mass of an atom is mostly concentrated in its:
- Electrons
- Protons
- Neutrons
- Quarks
- Photons
Which of the following is not a type of nuclear reaction?
- Fission
- Fusion
- Radioactive decay
- Chemical reaction
- Nuclear transmutation
The process by which a nucleus of an atom splits into two or more smaller nuclei is called:
- Fission
- Fusion
- Radioactive decay
- Chemical reaction
- Nuclear transmutation