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