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No. of Printed Pages: 4 IBFW-036I
B.Sc. FOOTWEAR TECHNOLOGY (BSCFWT)
Term-End Examination
December, 2015

BFW-036 APPLIED SCIENCE
Time: 3 hours Maximum Marks: 70
Note: Attempt total seven question in all. Minimum two questions from each part are to be done.

PART A

1. State the difference between force and torque.

Explain the law of inertia by giving a suitable example.

2. Explain Ohm's law. Write down the series and parallel connections of resistance with their respective equations.

What happens when a glass rod is rubbed with silk cloth Explain it with respect to the law of conservation of charge.

3. Explain Gravity. What is acceleration due to gravity?

What is the acceleration due to gravity on

the Earth's surface,

at space, and

deep in the mine?

PART B

4. Explain the formation of chemical bonds. Discuss with examples.

What are electrovalent and covalent bonds? Discuss in detail with examples.

5. Why are solids rigid and why do they have a definite shape and volume?

Classify amorphous (non-crystalline) and crystalline materials out of the following:

Cu, KNO3, Ag, AgNO3, Hg, AgCl.

6. Write down the main differences between Elements and Compounds.

Explain Corrosion. What are the factors which affect corrosion?

PART C

7. The circumference of a circle is 88 metres. Find the area of the circle in sq.cm.

Find the area of a parallelogram in decimeter, if its base is 7 cm and height is 5 cm.

8. Find the compound interest on Rs 45,000 for 2 years at the rate of per annum compounded quarterly.

Find the simple interest, if the principal is Rs 2,000 for 2 years per annum.

9. Solve the given linear equations

2x 3y 7
5x 4y 9

7x 4y 6
3x 5y 8