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The critical temperature for a metal with isotopic mass 199.5 is 4.185 K. Calculate the isotopic mass if the critical temperature falls to 4.133 K.
What is Cantilever? Obtain the expression for depression at free end of thin beam clamped horizontally at one end and loaded at other end.
The volume of a hall is 475 m³. The area of wall is 200 m², area of floor and ceiling each is 100 m². If the absorption co-efficient of wall, ceiling and floor are 0.025, 0.02 and 0.55, respectively. Calculate the reverberation time for the hall.
Describe production of ultrasonic waves by Piezo-electric method. Give its advantages and limitations.
What is simple harmonic motion? Obtain equation for kinetic energy and potential energy of simple harmonic oscillator. Show that at any time the sum of kinetic energy and potential energy remains constant.
An ultrasonic source of 0.09 MHz sends down a Pulse towards the seabed which returns after 0.55 sec. The velocity of sound in water is 1800 m/s. Calculate the depth of the sea and wavelength of pulse.
What are Einstein’s coefficients? Give relation between them and discuss the result.
What is full form of LASER? Write the characteristics and applications of LASER.
Calculate the minimum number of lines in a grating which will just resolve the lines of wavelength 5890 Å and 5896 Å in the second order.
An unknown weight is attached to the lower end of wire of length 4 m, radius 0.7 mm, extends it by 0.8 mm. If Y= 2×10¹¹ N/m². Find the unknown weight.
Describe the principle, construction and working of Michelson interferometer.
What is interference? Differentiate Constructive and destructive interference.
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Official Gujarat Technological University (GTU) examination paper for Physics (Winter 2024, B.E. · Common Engineering, Sem 1). Features complete 70-mark regular & remedial examination pattern, official marking distribution across all 5 questions, and direct 1-click official PDF download.
Transcribed for student exam preparation from Gujarat Technological University official examination archives. Questions, syllabus guidelines, and curriculum marking schemes remain the intellectual property of Gujarat Technological University.
BE01000021 Physics
Official GTU PDF · Winter 2024
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