Question

which of the following has unit but no dimension?
a. Angle
b. Strain
c. relative velocity
d. Relative density​

Answer 1

Answer:

strain has unit but no dimension

Answer 2

Strain has unit but no dimension

Explanation:

• The ratio of change in dimension to its original dimension is known as strain.

• Unit of strain - length/ unit of length.
• Strain has no dimensional formula.
• Strain may be compressive or tensile.
• It is measured by strain gauges.
• Types of strains are elastic strain, ductile strain, or fracture.
• Values for strain are less than 0.005 inch/inch.

Learn more about strain

Which of the following is not dimensionless? A. Relative refractive index B. Relative permittivity C. Relative density D. Relative velocity

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Give an example of

(a) a physical quantity which has a unit but no dimensions.

(b) a physical quantity which has neither unit nor dimensions.

(c) a constant which has a unit.

(d) a constant which has no unit.

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