- 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) Joule
B) Pascal
C) Watt
D) Newton
- 2. What does the acronym 'MRI' stand for?
A) Magnetic Resonance Imaging
B) Microscopic Recovery Investigation
C) Medical Radiology Instrument
D) Massive Radiation Indicator
- 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) Alternating Current
B) Atomic Charge
C) Acceleration
D) Advanced Capacitance
- 5. The bending of light when it passes from air into water is known as:
A) Dispersion
B) Refraction
C) Reflection
D) Diffraction
- 6. What type of energy is associated with the motion of an object?
A) Chemical Energy
B) Thermal Energy
C) Kinetic Energy
D) Potential Energy
- 7. Which scientist is known for the laws of planetary motion?
A) Johannes Kepler
B) Isaac Newton
C) Albert Einstein
D) Galileo Galilei
- 8. What is the unit of measurement for frequency?
A) Watt
B) Ampere
C) Hertz
D) Ohm
- 9. What property of an object resists a change in its motion?
A) Inertia
B) Gravity
C) Friction
D) Momentum
- 10. Which material is a good conductor of electricity?
A) Glass
B) Rubber
C) Copper
D) Wood
- 11. What law states that every action has an equal and opposite reaction?
A) Law of Gravitation
B) Newton's Third Law
C) Ohm's Law
D) Hooke's Law
- 12. What is the law of reflection?
A) The angle of reflection is greater than the angle of incidence.
B) The angles of incidence and reflection are unrelated.
C) The angle of incidence is equal to the angle of reflection.
D) The angle of incidence is greater than the angle of reflection.
- 13. What device is used to measure electric current?
A) Voltmeter
B) Oscilloscope
C) Ammeter
D) Multimeter
- 14. What are the three primary colors of light?
A) Cyan, Magenta, Yellow
B) Red, Yellow, Blue
C) Red, Green, Blue
D) Green, Yellow, Blue
- 15. What is the SI unit of magnetic field strength?
A) Ohm
B) Tesla
C) Ampere-turn
D) Weber
- 16. What is the process by which a substance changes from a solid to a gas without passing through the liquid phase?
A) Sublimation
B) Evaporation
C) Vaporization
D) Condensation
- 17. What property of a material determines its resistance to the flow of electric current?
A) Permittivity
B) Reluctance
C) Conductivity
D) Resistivity
- 18. What is the unit of power?
A) Watt
B) Ampere
C) Volt
D) Joule
- 19. What does the 'E' stand for in the equation E=mc2?
A) Electricity
B) Entropy
C) Element
D) Energy
- 20. What is the unit of capacitance?
A) Farad
B) Coulomb
C) Volt
D) Ampere
- 21. What is the product of mass and velocity of an object?
A) Acceleration
B) Energy
C) Force
D) Momentum
- 22. What does the term 'amplitude' refer to in the context of waves?
A) The frequency of a wave.
B) The speed at which a wave propagates through a medium.
C) The maximum displacement of a particle from its equilibrium position.
D) The time taken for one complete vibration of a particle.
- 23. Which of the following is NOT a renewable energy source?
A) Solar
B) Hydroelectric
C) Coal
D) Wind
- 24. The process in which heat is directly transmitted through a substance when there is a difference of temperature is known as:
A) Conduction
B) Evaporation
C) Convection
D) Radiation
- 25. What is the acceleration due to gravity on Earth?
A) 8 m/s2
B) 9.81 m/s2
C) 9 m/s2
D) 10 m/s2
- 26. 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
- 27. Which type of lens is thicker in the middle than at the edges?
A) Diverging
B) Biconcave
C) Convex
D) Concave
- 28. What is the effect of increasing the temperature of a gas in a closed container?
A) The mass increases
B) The volume decreases
C) The density decreases
D) The pressure increases
- 29. Which type of lens is thinner at the edges than in the center?
A) Concave lens
B) Plano-convex lens
C) Biconvex lens
D) Convex lens
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