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Some Mechanical Properties of Matter — Physics STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 SciencePhysicsSome Mechanical Properties of Matter1 Mark
MCQ
The force of viscosity is:
  • ✓
    Electromagnetic.
  • B
    Gravitational.
  • C
    Nuclear.
  • D
    Weak.
✓

Answer

Correct option: A.
Electromagnetic.
The force of viscosity arises from molecular Interaction between different layers of fluids that are In motion. Molecular forces are electromagnetic in nature. Therefore, viscosity must also be electromagnetic.

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