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Aim

Theory

Pretest

Procedure

Simulation

Posttest

References

Feedback

Bulk Density and Tapped Density Determination of Pharmaceutical Powders

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1. The bulk density depends on __________

a: Density of powder particle Explanation

Explanation

b: Volume of powder particle Explanation

Explanation

c: Spatial arrangement of particle Explanation

Explanation

d: Both a and c Explanation

Explanation

2. The tapped density is calculated by using the formula:

a: mass/ Final Volume Explanation

Explanation

b: mass× Final Volume Explanation

Explanation

c: Initial volume- Final Volume Explanation

Explanation

d: Initial Volume/ Final Volume Explanation

Explanation

3. Order of number of taps carried out on the same powder sample (USP Method 1)

a: 10, 100 and 1250 Explanation

Explanation

b: 10, 500 and 1250 Explanation

Explanation

c: 100, 500 and 1250 Explanation

Explanation

d: 100, 750 and 1250 Explanation

Explanation

4. Which density is not an intrinsic property of a material?

a: Tapped density Explanation

Explanation

b: True density Explanation

Explanation

c: Bulk density Explanation

Explanation

d: Relative density Explanation

Explanation

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