Quiz for Physics

Q1: What is the speed of light in vacuum?

A. 3 × 10^8 m/s B. 3 × 10^6 m/s C. 1.5 × 10^8 m/s D. 1.5 × 10^6 m/s

Q2: Who discovered the law of gravitation?

A. Isaac Newton B. Albert Einstein C. Galileo Galilei D. James Watt

Q3: What phenomenon explains the bending of light when it passes from one medium to another?

A. Reflection B. Refraction C. Diffraction D. Polarization

Q4: Which type of lens is thicker at the edges than at the center?

A. Convex lens B. Concave lens C. Plane lens D. None of these

Q5: What is the formula for work done?

A. Force × Distance B. Mass × Acceleration C. Voltage × Current D. Pressure × Area

Q6: What is the frequency of a wave?

A. Number of waves per second B. Distance between two crests C. Height of the wave D. Speed of the wave

Q7: Which gas is used in a neon sign?

A. Neon B. Argon C. Helium D. Nitrogen

Q8: What is the value of acceleration due to gravity on Earth?

A. 9.8 m/s² B. 8.9 m/s² C. 10 m/s² D. 9.2 m/s²

Q9: What is the principle behind the working of a hydraulic lift?

A. Pascal’s law B. Archimedes principle C. Newton’s second law D. Bernoulli’s theorem

Q10: What type of mirror is used in headlights of vehicles?

A. Concave mirror B. Convex mirror C. Plane mirror D. None of these

Q11: Which physical quantity is measured in Hertz?

A. Frequency B. Force C. Energy D. Power

Q12: What is the energy possessed by a body due to its motion called?

A. Potential energy B. Kinetic energy C. Thermal energy D. Nuclear energy

Q13: What is the phenomenon of splitting white light into its constituent colors called?

A. Reflection B. Refraction C. Dispersion D. Diffraction

Q14: What is the unit of pressure?

A. Pascal B. Newton C. Joule D. Watt

Q15: Which part of the electromagnetic spectrum has the shortest wavelength?

A. Radio waves B. Microwaves C. X-rays D. Gamma rays