BT-201 (GS) – Engineering Physics
• Attempt any five questions.
• All questions carry equal marks.
a)Unit 1Derive time dependent and time independent Schrodinger wave equation.
Derive time dependent and time independent Schrodinger wave equation.
b)Unit 1Discuss the physical significance of wave function.
Discuss the physical significance of wave function.
a)Unit 2Describe the construction and working of Mach-Zelinder interferometer.
Describe the construction and working of Mach-Zelinder interferometer.
b)Unit 2What is superposition of wave and interference of light by amplitude splitting?
What is superposition of wave and interference of light by amplitude splitting?
a)Unit 4Explain the Numerical aperture and acceptance angle of Optical Fiber.
Explain the Numerical aperture and acceptance angle of Optical Fiber.
b)Unit 4Explain the construction and working of Ruby laser with neat diagram.
Explain the construction and working of Ruby laser with neat diagram.
a)Unit 5Explain Maxwell's equations in vacuum.
Explain Maxwell's equations in vacuum.
b)Unit 5Write a note on different types of polarization in dielectric materials.
Write a note on different types of polarization in dielectric materials.
a)Unit 5Starting from the principle of charge conservation, derive the continuity equation for current densities in a conducting medium.
Starting from the principle of charge conservation, derive the continuity equation for current densities in a conducting medium.
b)Unit 4What are the Einstein coefficients? Derive the relationship between Einstein coefficients A and B.
What are the Einstein coefficients? Derive the relationship between Einstein coefficients A and B.
a)Unit 2What is the importance of Rayleigh criteria? Explain Rayleigh criterion for limit of resolution.
What is the importance of Rayleigh criteria? Explain Rayleigh criterion for limit of resolution.
b)Unit 4Explain Construction and working of CO₂ LASER with suitable energy level diagram.
Explain Construction and working of CO₂ LASER with suitable energy level diagram.
a)Unit 3What is Zener diode? Discuss its V-I Characteristics.
What is Zener diode? Discuss its V-I Characteristics.
b)Unit 2Explain in detail the working of Michelson's interferometer.
Explain in detail the working of Michelson's interferometer.
Unit 3Write short notes on the following: a) Solar cell b) Hall effect c) Bloch's theorem
Write short notes on the following: a) Solar cell b) Hall effect c) Bloch's theorem