8 Articles Tagged as: **Dimensional analysis**

8

6 months ago Grade -11 (NEB) > Science **Physics**
**Dimension of Physical Quantities, Physical Quantities**

Write the dimensional formula of gravitational constant and latent heat.

6 months ago Grade -11 (NEB) > Science **Physics**
**Dimensional Analysis and Applications, Physical Quantities**

Check the correctness of the relation, \(h=\frac{2T\cos\left(\theta\right)}{r\rho g}\), where symbols have usual meaning.

Check the correctness of the formula, PV = RT using the dimensional method.

A student writes an expression of the momentum (p) of a body of mass (m) with total Energy (E) and considers the duration of the time (t) as \(p=\sqrt{2m\frac Et}\). Check its correctness by using dimensional analysis.

6 months ago Grade -11 (NEB) > Science **Physics**
**Dimension of Physical Quantities, Physical Quantities**

Is a dimensionally correct equation necessarily be a correct physical relation? What about dimensionally wrong equation?

The energy of a photon is given by E = hf. Find the dimension and unit of the plank's constant, where f is the frequency of radiation.

Convert 20 dyne to Netwon using the dimensional method.

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