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The Maharashtra Police Constable, MPSC, SSC and Railway Exam are crucial examinations that require a comprehensive understanding of various General Science topics. To help aspirants prepare effectively, we have compiled a set of 20 competitive-level General Science MCQs covering a wide range of subjects.

## Top 20 General Science MCQs for Maharashtra, SSC and Railway 11 April 2024

These 20 General Science Multiple Choice Questions cover a diverse range of topics relevant to the Maharashtra Police Constable, MPSC Exam 2024, SSC and Railway Exam 2024. Use these questions as a tool to assess your knowledge and enhance your preparation for the upcoming examination. Remember to review the explanations and expand your understanding of each topic to ensure a well-rounded preparation. Best of luck!

Q1. What is the mean value of acceleration due to gravity at Earth’s surface?

(a) 0.98 meters per second

(b) 9.8 meters per second

(c) 9.8 meters per second squared

(d) 0.98 meters per second squared

[Answer: C] 9.8 meters per second squared

Q2. What are the characteristics of an ideal fluid?

(a) Zero Viscosity Only

(b) Zero Compressibility Only

(c) Zero Viscosity & Zero Compressibility

(d) None of the above

[Answer: C] Zero Viscosity & Zero Compressibility

Q3. Which natural phenomenon has the highest velocity?

(a) Hurricane

(b) Tornado

(c) Typhoon

(d) Cyclone

[Answer: B] Tornado

Q4. What is the unit of speed equal to one nautical mile per hour?

(a) Knot

(b) Mile

(c) Meter per second

(d) Kilometer per hour

[Answer: A] Knot

Q5. How many kilometers per hour is equivalent to 1 knot?

(a) 1.852 km/h

(b) 1.609 km/h

(c) 2.236 km/h

(d) 0.514 km/h

[Answer: A] 1.852 km/h

Q6. In which fields is the knot unit commonly used?

(a) Meteorology

(b) Maritime

(c) Air navigation

(d) All of the above

[Answer: D] All of the above

Q7. Which type of fluid has almost zero viscosity and zero compressibility?

(a) Ideal fluid

(b) Real fluid

(c) Newtonian fluid

(d) Non-Newtonian fluid

[Answer: A] Ideal fluid

Q8. What is the average gravitational acceleration experienced by objects on Earth’s surface?

(a) 9.8 meters per second

(b) 9.8 meters per second squared

(c) 10 meters per second squared

(d) 10 meters per second

[Answer: B] 9.8 meters per second squared

Q9. Which type of cyclone generally occurs in the Pacific Ocean and has the highest velocity?

(a) Typhoon

(b) Hurricane

(c) Cyclone

(d) Tornado

[Answer: D] Tornado

Q10. What is the SI unit of electric current?

(a) Volt

(b) Ampere

(c) Watt

(d) Joule

[Answer: B] Ampere

Q11. What is the unit of measurement for force?

(a) Joule

(b) Watt

(c) Newton

(d) Pascal

[Answer: C] Newton

Q12. Which of the following is a vector quantity?

(a) Speed

(b) Distance

(c) Time

(d) Acceleration

[Answer: D] Acceleration

Q13. What is the unit of measurement for energy?

(a) Joule

(b) Watt

(c) Newton

(d) Pascal

[Answer: A] Joule

Q14. What is the SI unit of pressure?

(a) Pascal

(b) Newton

(c) Joule

(d) Watt

[Answer: A] Pascal

Q15. What is the SI unit of frequency?

(a) Hertz

(b) Watt

(c) Pascal

(d) Newton

[Answer: A] Hertz

Q16. Which law states that the pressure of a given mass of gas is inversely proportional to its volume at constant temperature?

(a) Boyle’s law

(b) Charles’s law

(c) Gay-Lussac’s law

(d) Avogadro’s law

[Answer: A] Boyle’s law

Q17. What is the SI unit of power?

(a) Watt

(b) Joule

(c) Pascal

(d) Newton

[Answer: A] Watt

Q18. Which of the following is a scalar quantity?

(a) Velocity

(b) Force

(c) Acceleration

(d) Speed

[Answer: D] Speed

Q19. According to Newton’s second law of motion, what is the relationship between force, mass, and acceleration?

(a) Force = Mass × Acceleration

(b) Acceleration = Force / Mass

(c) Mass = Force × Acceleration

(d) Force = Mass / Acceleration

[Answer: A] Force = Mass × Acceleration

Q20. What is the ISO standard symbol for knot?

(a) kt

(b) kn

(c) kn/h

(d) km/h

[Answer: B] kn

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