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प्रश्न
Which of the following is not the force at a distance?
विकल्प
Electrostatic force
Gravitational force
Frictional force
Magnetic force
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उत्तर
Fractional force
Explanation:
Frictional force is a contact force because it acts only when two surfaces are in contact. Electrostatic, gravitational, and magnetic forces can act without physical contact, so they are forces at a distance.
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