APJ ABDUL KALAM TECHNOLOGICAL UNIVERSITY Previous Years Question Paper & Answer

University : APJ ABDUL KALAM TECHNOLOGICAL UNIVERSITY
Course : B.Tech

Semester : SEMESTER 1

Subject : ENGINEERING PHYSICS A

Year : 2019

Term : DECEMBER

Branch : APPLIED ELECTRONICS & INSTRUMENTATION

Scheme : 2019 Full Time

Course Code : PHT 100

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superconductivity.

20 a) Explain construction and working of a solar cell and draw its I-V (10)

characteristics. Mention any two applications of solar cells.

b) The numerical aperture of an optic fibre is 0.295 and refractive index of core (4)

is 1.54. Calculate refractive index of cladding and acceptance angle.

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