Class 9 Physics MCQs: Fundamental Forces, SI Units, and Vector Quantities

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4 Questions

Which of the following is not a fundamental force in physics?

Frictional force

What is the SI unit of electric current?


What is the SI unit of force?


Which of the following is a vector quantity?


Study Notes

Fundamentals of Physics

  • Gravity, electromagnetism, and strong and weak nuclear forces are the four fundamental forces in physics.

Units in Physics

  • The SI unit of electric current is the Ampere (A).
  • The SI unit of force is the Newton (N).

Types of Quantities

  • A vector quantity is a quantity with both magnitude and direction.

Test your knowledge of fundamental forces, SI units, and vector quantities with these multiple-choice questions. Explore concepts related to physics at the Class 9 level.

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