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Debanjana adhikari Asked a Question
May 24, 2020 4:55 pmpts 30 pts
  • CSIR NET
  • Physical Sciences

Please explain

In the most general case, which one of the following quantities is NOT a second order tensor? (a) Stress (b) Strain (d) Pressure (c) Moment of inertia
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  • Chandra dhawan
    There are the following tensor types in mathematics: 0 order tensor (scalar) - only magnitude is needed to define it I order tensor (vector) - magnitude together with direction ar...
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  • Ruby negi
    according to me pressure is not the second order tensor...
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    Ruby negi
    Ms. vaishali has already posted two pages where she showed that stress and strain are second order tensors...
  • Dhairya sharma
    see the example. it shows rotation somewhere so it's a first order.
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  • Dhairya sharma
    see attached.
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    • cropped8972710094926194514.jpg
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  • Abhishek singh thankyou
    Strain is a tensor, but it is not a general case. it may be a vector in some cases. If the gradient was of a scalar field with respect to a vector, the quantity would turn out to b...
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    Abhishek singh
    So option B is correct.