Differentiate between dimensional and non-dimensional variables. - Vidyadip

Question

Differentiate between dimensional and non-dimensional variables.

✓

Answer

The quantities which have dimensions but do not possess a constant value are called dimensional variables e.g., velocity, force etc. On the other hand, the quantities which have neither dimensions nor they have a constant value are called non-dimensional variables e.g., relative density, strain, etc.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "2 Marks Questions" from Model Paper 3→Model Paper 3 — all question types→Physics STD 11 Science question papers→Gujarat Board STD 11 Science question papers→Gujarat Board question paper generator→

Similar questions

Is it necessary for the plane of the orbit of a satellite to pass through the centre of the earth?

Briefly explain motion of the centre of mass of earth moon system.

For what condition, an object could be considered as a point object? Describe in brief.

The torque of the weight of any body about any vertical axis is zero. Is it always correct?

Define gravitational potential at a point.

Answer the following: You are given a thread and a metre scale. How will you estimate the diameter of the thread?

Write basic conditions for formation of stationary waves.

Find the minimum force required to pull a body up a rough inclined plane $(\theta,\mu).$

A student measures the thickness of a human hair by looking at it through a microscope of magnification 100. He makes 20 observations and finds that the average width of the hair in the field of view of the microscope is 3.5mm. What is the estimate on the thickness of hair?

Write the formula for the speed of transverse waves in a stretched string and explain the symbols used in it