Jaypee Institute of Information Technology (JIIT) 2008 B.E Test 1: Biomaterial Sciences - Question Paper

JAYPEE UNIVERSITY OF INFORMATION TECHNOLOGY. WAKNAGHAT

TEST-I (FEB-2008)

B.Tech (IV SEMESTER) BIOTECHNOLOGY

COURSE CODE: 07B41 PH 104    MAX.TIME: I HR

COURSE NAME: BIOMATERIAL SCIENCES

COURSE CREDITS: 4    MAX.MARKS: 20

Note: Auempi all questions. All questions cany equal marks.

1.    (a) What is lattice and draw all the five types of 2D lattices also explain the concept of primitive cell.

(b) Find the Miller indices for the planes with each of the following sets of intercepts (i) 3a, 3b, 3c (ii) a, 2b. infinity (iii) 5a, -6b. c (iv) a. b/2. c (v) a, b. *c

2.    (a) Calculate the angles which [111] direciion of a cubic lattice makes with [100] and (110] directions.

(b) How is the concept of diffraction used in X-ray diffraction? How is it related to Braggs Law?

3.    (a) What is a covalent bond? Explain the Lewis formula for calculating number of covalent bonds

(b) Calculate the number of covalent bonds and draw the structure of the following compounds with the help of Lewis formula (i) Hypochlorous acid (ii) Hydroxytamine and (iii) Nitric acid

4. Explain reciprocal lattice. Prove numerically that simple cubic is self-reciprocal and bcc and fee lattices are reciprocal of each other.

Attachment: jaypee-institute-of-information-technology--jiit--2008-b-e-21229-1.jpg

Earning:   Approval pending.