WBUT 2012 PHYSICS-I [PH-201] Question Paper

Submitted by Firebird on Thu, 03/13/2014 - 00:44

 

CS/B.TECH(New)/SEM-2/PH-201/2012

2012

PHYSICS-I

Time Allotted : 3 Hours                                    Full Marks : 70

The figures in the margin indicate full marks.

Candidates are required to give their answers in their own words

as far as practicable.

GROUP – A

(Multiple Choice Type Question)

1.       Choose the correct alternatives for any ten of the following:
                                                                                               10 x 1 = 10

          i)        The deBroglie wavelength of a moving electron subjected to             a potential V is

                   a)       1.26V Image removed.                                 b)       12.26V Image removed.

                   c)       122.6V Image removed.                               d)       1226V Image removed.

                   ( consider the appropriate units )

          ii)       For Laser action to occur, the medium used must have at                least

                   a)       2 energy levels                b)       4 energy levels

                   c)       3 energy levels                d)       one energy levels

          iii)      The Miller indices of a plane holding the intercepts
                   a2 Image removed., b Image removed., 3c Image removed. is

                   a)       (361)                              b)       (611)

                   c)       (631)                              d)       (321)

 

Attchments

Comments

Related Items

WBUT 2012 PHYSICS-II [PH-401] Question Paper

WBUT 2012 Question Paper for Physics-II. This paper is currently included in the syllabus of Computer Science and Engineering(CSE) and Information Technology(IT) streams in 3rd sem(2nd year-1st sem) and in the syllabus of Electronics and Instrumentation Engineering(EIE) and Electronics and Communication Engineering(ECE) streams in 4th semester(2nd year-2nd sem).

WBUT 2012 PHYSICS-II [PH(EE)-401] Question Paper

WBUT 2012 Question Paper for Physics-II. This paper is included in the syllabus of Electrical Engineering stream in 4th semester(2nd year-2nd sem).

WBUT 2012 THERMAL POWER ENGINEERING [ME(EE)-411] Question Paper

WBUT 2012 Question Paper for Thermal Power Engineering. This paper is included in the syllabus of Electrical Engineering stream in 4th semester(2nd year-2nd semester).

WBUT 2012 NUMERICAL METHODS [M(CS)-401] Question Paper

WBUT 2012 Question paper for Numerical Methods. This paper is included in 3rd semester(2nd year-2nd semester) in AEIE, ECE streams and in 4th semester(2nd year - 2nd semester) in CSE, IT branches.

WBUT 2012 OBJECT ORIENTED PROGRAMMING AND UML [IT-401] Question Paper

WBUT 2012 Semester Question Paper for OBJECT ORIENTED PROGRAMMING AND UML. This Paper is currently included in the syllabus of APPLIED INFORMATION TECHNOLOGY branch in 4th semester(2nd year -2nd sem).