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Physical World, Units and Measurements

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Physical World, Units and Measurements
Motion in a Straight Line
Motion in a Plane
Laws of Motion
Work, Energy and Power
Gravitation
Mechanical Properties of Solids
Mechanical Properties of Fluids
System of Particles and Rotational Motion
  1. Which one of the following groups have quantities that do not have the same dimensions?​​
    1. pressure, stress
    2. velocity, speed ​
    3. force, impulse
    4. work, energy
Correct Option: C

Force has dimension [MLT – 2] while impulse has dimension [MLT – 1], both have different dimensions.


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