Question

define of hand picking and explain the process ​

Answer 1

$\huge{\bf{\green{\mathfrak{Question:-}}}}$

• Define hand picking and explain the process.

$\huge {\bf{\orange{\mathfrak{Answer:-}}}}$

• $\boxed{\large{\textsf{Hand \: picking \: :-}}}$

• If the ore particles and the impurities are of different in one of the properties like colour, size, etc..., Using the property the ore particle are handpicked seperating them from the other impurities.

• Example in general life:- Stones are picked from rice, particles of rice are seperated from the flour, etc.

Answer 2

Answer :

$\huge \underline{\mathcal \red {A}\sf \red{n}\frak \pink{S} \purple{wer}} :$

$\large\pink {\sf {\pmb{Hand \: Picking: }}}$

• ➠ The separation method in which components of a mixture can be separated by just picking them out by hands is called handpicking. 
• ➠ This method is used to separate slightly larger sized impurities such as husk from wheat or pulses.

$\begin{gathered} \: \end{gathered}$

$\large\red {\sf {\pmb{Proce \: of \: Hand \: Picking : }}}$

• ➠ This method of handpicking can be used for separating slightly larger sized impurities like the pieces of dirt, stone, and husk from wheat, rice or pulses. The quantity of such impurities is usually not very large. In such situations, we find that handpicking is a convenient method of separating substances.

$\begin{gathered} \: \: \end{gathered}$

$\large\purple {\sf {\pmb{Examples \: of \: Hand \: Picking : }}}$

• ➠ For separating the mixture of chillies and lady’s finger. (on the basis of size)
• ➠ For separating stones from rice, pulses and wheat. (on the basis of size and color)
• ➠ For separating rotten potatoes from fresh ones. (on the basis of shape, color and smell)
• ➠ For separating different kinds of vegetables from the mixture of vegetables in the basket. (on the basis of shape, color, size)