Subjects
Applied Mathematics for Electrical Engineering - 3130908
Complex Variables and Partial Differential Equations - 3130005
Engineering Graphics and Design - 3110013
Basic Electronics - 3110016
Mathematics-II - 3110015
Basic Civil Engineering - 3110004
Physics Group - II - 3110018
Basic Electrical Engineering - 3110005
Basic Mechanical Engineering - 3110006
Programming for Problem Solving - 3110003
Physics Group - I - 3110011
Mathematics-I - 3110014
English - 3110002
Environmental Science - 3110007
Software Engineering - 2160701
Data Structure - 2130702
Database Management Systems - 2130703
Operating System - 2140702
Advanced Java - 2160707
Compiler Design - 2170701
Data Mining And Business Intelligence - 2170715
Information And Network Security - 2170709
Mobile Computing And Wireless Communication - 2170710
Theory Of Computation - 2160704
Semester
Semester - 1
Semester - 2
Semester - 3
Semester - 4
Semester - 5
Semester - 6
Semester - 7
Semester - 8
Physics Group - II
(3110018)
Phy-3110018
Measurements
BE | Semester
1
Unit : Measurements
BE - Semester -
Winter - 2019
-
02-01-2020
Total Marks :
70
Q4
(a)
Winter-2019
Define Hall effect. Give its physical significance.
3 Marks
Unit : Measurements
Q4
(b)
Winter-2019
2.0 cm wide and 1.0 mm thick copper strip is placed in a magnetic field 1.5 Wb/m
2
perpendicular to the strip. Suppose a current of 200 A is set up in the strip what will be the Hall potential appeared across the strip? (n = 8.4 x 10
28
electrons/m
3
).
4 Marks
Unit : Measurements
Q4
(c)
Winter-2019
Discuss UV-VIS method for band gap measurement of semiconductor.
7 Marks
Unit : Measurements
Q4
(b)
Winter-2019
The transmitted intensity is 0.4 times intensity of incident light. If this light is incident on a semiconductor having a thickness of 0.5 cm then find absorption coefficient.
4 Marks
Unit : Measurements
Q4
(c)
Winter-2019
Explain four probe method. Derive an equation to calculate resistivity of a thin sample.
7 Marks
Unit : Measurements
