 - 1. Applied physics is a branch of physics that focuses on the practical application of physical concepts and principles to real-world problems and technologies. It involves using the theories and methods of physics to develop solutions for a wide range of applications in various industries such as engineering, medicine, and technology. Applied physicists work on designing new materials, developing advanced technologies, improving existing systems, and solving complex problems in areas like energy, transportation, and telecommunications. By applying the principles of physics to practical applications, applied physics plays a crucial role in advancing technology and driving innovation in modern society.
What is the SI unit of force?
A) Pascal
B) Watt
C) Newton
D) Joule
- 2. What does the acronym 'MRI' stand for?
A) Magnetic Resonance Imaging
B) Massive Radiation Indicator
C) Microscopic Recovery Investigation
D) Medical Radiology Instrument
- 3. Which law describes the relationship between the pressure and volume of a gas at constant temperature?
A) Boyle's Law
B) Archimedes' Principle
C) Hooke's Law
D) Newton's Third Law
- 4. In physics, what does the abbreviation 'AC' stand for?
A) Acceleration
B) Advanced Capacitance
C) Alternating Current
D) Atomic Charge
- 5. The bending of light when it passes from air into water is known as:
A) Diffraction
B) Dispersion
C) Refraction
D) Reflection
- 6. What type of energy is associated with the motion of an object?
A) Thermal Energy
B) Kinetic Energy
C) Potential Energy
D) Chemical Energy
- 7. Which scientist is known for the laws of planetary motion?
A) Johannes Kepler
B) Albert Einstein
C) Galileo Galilei
D) Isaac Newton
- 8. What is the unit of measurement for frequency?
A) Ohm
B) Ampere
C) Hertz
D) Watt
- 9. What property of an object resists a change in its motion?
A) Momentum
B) Friction
C) Inertia
D) Gravity
- 10. Which material is a good conductor of electricity?
A) Glass
B) Copper
C) Rubber
D) Wood
- 11. What law states that every action has an equal and opposite reaction?
A) Hooke's Law
B) Law of Gravitation
C) Ohm's Law
D) Newton's Third Law
- 12. What are the three primary colors of light?
A) Red, Green, Blue
B) Red, Yellow, Blue
C) Green, Yellow, Blue
D) Cyan, Magenta, Yellow
- 13. What device is used to measure electric current?
A) Ammeter
B) Voltmeter
C) Oscilloscope
D) Multimeter
- 14. What is the unit of power?
A) Ampere
B) Watt
C) Volt
D) Joule
- 15. Which type of lens is thinner at the edges than in the center?
A) Plano-convex lens
B) Convex lens
C) Concave lens
D) Biconvex lens
- 16. What is the product of mass and velocity of an object?
A) Energy
B) Force
C) Acceleration
D) Momentum
- 17. What is the effect of increasing the temperature of a gas in a closed container?
A) The pressure increases
B) The mass increases
C) The volume decreases
D) The density decreases
- 18. What is the SI unit of magnetic field strength?
A) Tesla
B) Ohm
C) Ampere-turn
D) Weber
- 19. What does the term 'amplitude' refer to in the context of waves?
A) The maximum displacement of a particle from its equilibrium position.
B) The time taken for one complete vibration of a particle.
C) The speed at which a wave propagates through a medium.
D) The frequency of a wave.
- 20. What property of a material determines its resistance to the flow of electric current?
A) Reluctance
B) Conductivity
C) Permittivity
D) Resistivity
- 21. The process in which heat is directly transmitted through a substance when there is a difference of temperature is known as:
A) Convection
B) Radiation
C) Conduction
D) Evaporation
- 22. What is the acceleration due to gravity on Earth?
A) 9 m/s2
B) 8 m/s2
C) 9.81 m/s2
D) 10 m/s2
- 23. What does the 'E' stand for in the equation E=mc2?
A) Entropy
B) Energy
C) Element
D) Electricity
- 24. What is the unit of capacitance?
A) Farad
B) Volt
C) Coulomb
D) Ampere
- 25. Which type of lens is thicker in the middle than at the edges?
A) Convex
B) Concave
C) Biconcave
D) Diverging
- 26. What is the law of reflection?
A) The angles of incidence and reflection are unrelated.
B) The angle of reflection is greater than the angle of incidence.
C) The angle of incidence is greater than the angle of reflection.
D) The angle of incidence is equal to the angle of reflection.
- 27. Which of the following is NOT a renewable energy source?
A) Wind
B) Hydroelectric
C) Solar
D) Coal
- 28. Which of the following is an example of kinetic energy?
A) A moving car
B) Water stored in a dam
C) A stretched rubber band
D) A book on a shelf
- 29. What is the process by which a substance changes from a solid to a gas without passing through the liquid phase?
A) Sublimation
B) Vaporization
C) Evaporation
D) Condensation
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