MAKAUT Physics-I (Gr-A) (BS-PH101) PYQ 2025 with Solutions

Q: What is the subject code for Physics-I (Gr-A)?

BS-PH101 is the MAKAUT subject code for Physics-I (Gr-A).

Q: Which exam is this Physics-I (Gr-A) question paper from?

The MAKAUT 2025 Mid Sem exam, semester 1. A student shared it, and it was checked before publishing.

Q: Which branches is this Physics-I (Gr-A) paper for?

It's a common paper for 8 B.Tech branches: Civil Engineering, Computer Science and Engineering, Computer Science and Engineering (Data Science), Electronics and Communication Engineering, Electrical Engineering, Mechanical Engineering, Information Technology and Computer Science and Engineering (Artificial Intelligence and Machine Learning). Every branch gets the same questions.

Q: Are there solutions for this paper?

Yes. Every question in the 2025 Physics-I (Gr-A) paper has a worked answer on this page, grouped like the paper. The first answer is free to read; sign in (it's free) to unlock the rest.

About this paper

The MAKAUT Physics-I (Gr-A) (BS-PH101) 2025 Mid Sem previous year question paper, set in semester 1. Download the verified PDF or read it online, then check your answers against the worked solutions above.

Common paper for 8 branches

Every branch listed gets the same questions. Pick a branch to see its other papers.

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Frequently asked questions

5 questions

What is the subject code for Physics-I (Gr-A)?

BS-PH101 is the MAKAUT subject code for Physics-I (Gr-A).

Which exam is this Physics-I (Gr-A) question paper from?

The MAKAUT 2025 Mid Sem exam, semester 1. A student shared it, and it was checked before publishing.

Which branches is this Physics-I (Gr-A) paper for?

It's a common paper for 8 B.Tech branches: Civil Engineering, Computer Science and Engineering, Computer Science and Engineering (Data Science), Electronics and Communication Engineering, Electrical Engineering, Mechanical Engineering, Information Technology and Computer Science and Engineering (Artificial Intelligence and Machine Learning). Every branch gets the same questions.

Where can I find more BS-PH101 question papers?

On the Physics-I (Gr-A) subject page, which collects every year's papers along with notes and the syllabus.

Are there solutions for this paper?

Yes. Every question has a worked answer on this page, grouped like the paper. The first answer is free to read; sign in (it's free) to unlock the rest.

Solutions

Group AVery Short Answer Type Question · answer any 10 · 1 mark each

Write an expression for Compton Wavelength of an electron.

MB statistics is applicable for photons. State True or False.

What is the displacement of a particle executing SHM, when the velocity is maximum?

What is poulation inversion?

For which type of materials magnetic susceptibility is negative?

Phase velocity and group velocity are equal when the medium is _________

Which statistical distribution is followed by free electrons in a conductor?

Write the differential equation for SHM.

What is Optic Axis of a crystal?

What is the dimension of μ0ϵ0\mu_0\epsilon_0μ0​ϵ0​?

An electron and a proton are accelerated through the same potential difference. The de Broglie wavelength of the proton is larger than that of the electron. State True or False.

Give one example of Uniaxial Crystal.

Group BShort Answer Type Question · answer any 3 · 5 marks each

Draw the plot for blackbody radiation against wavelength for three different temperatures T1<T2<T3

What do you mean by Ultra-Violet Catastrophe?

Show that the gradient of a scalar field u(x,y,z) is perpendicular to the surface u(x,y,z)=constant

Find Gradient of the following scalar field at the point (1, -2, -1). u(x,y,z)=xy2z+4xu(x,y,z) = xy^2z + 4xu(x,y,z)=xy2z+4x

State Brewster's Law. Calculate the polarizing angle for light traveling from water to glass. Refractive index of glass=1.53 and water =1.33

Differentiate between Amplitude resonance and velocity resonance. What is logarithmic decrement in damped oscillation?

A particle is trapped in an infinite one dimensional potential well of width 'L' . Write its wavefunction and probability density function in its first excited state. Find the probability density at x=L/2.

Group CLong Answer Type Question · answer any 3 · 15 marks each

Show that the gradient of a scalar function is an irrotational vector,

Show that Curl of position vector is zero.

Is the magnetic field an irrotational vector or a solenoidal vector? Is the electric field an irrotational vector or a solenoidal vector?

Solve the following . If ψ(x,y,z)=3xy2−5x2z+2z2\psi(x,y,z) = 3xy^2 - 5x^2z + 2z^2ψ(x,y,z)=3xy2−5x2z+2z2,find ∇2ψ\nabla^2\psi∇2ψ

Determine the constant 'q' so that the following field is solenoidal F⃗=(2x+3yz)i^+(3y−z2)j^+(y3+qz)k^\vec{F} = (2x + 3yz)\hat{i} + (3y - z^2)\hat{j} + (y^3 + qz)\hat{k}F=(2x+3yz)i^+(3y−z2)j^​+(y3+qz)k^

Distinguish between Fresnel and Fraunhofer Diffraction

Write the characteristics of LASER.

Mention three methods of producing plane polarized beam of light.

Explain briefly what do you mean by double refraction.

State Malus law.

What is Grating element? Write and plot the intensity distribution of a single slit diffraction pattern and find the positions of maxima, minima and secondary maxima.

Find the minimum thickness of a half wave plate and a quarter wave plate for a light wave of wavelength 5893 Angstrom. Given μ0=1.66\mu_0 = 1.66μ0​=1.66and μe=1.47\mu_e = 1.47μe​=1.47

What are the three basic components of a LASER? What is a optical resonator?

X-Ray photon of wavelength 2 angstroms is scattered at an angle of 45 degrees by a carbon block. (i) Calculate the wavelength of scattered X ray (ii) Find the fraction of energy lost by the X-Ray photon during this event.

A particle of mass m is confined in an infinite potential well between x=0 and x=L. Solve the time independent Schrodinger equation for such a system and Find the normalized eigenfunctions and eigenvalues. Using the normalized eigenfunctions find the expectation value of x.

Plot the Fermi distribution of a particle at T=0 K and T>0 K.

Calculate the number of photons emitted per sec by a 20 W source of monochromatic light of wavelength 431 nm.

What do you mean by degeneracy?

State the Heisenberg's Uncertainty Principle. The average time interval that elapses between the excitation of an atom and the time it radiates energy is 10−810^{-8}10−8 seconds. Calculate the uncertainty in energy of emitted photons.

Compare Maxwell-Boltzmann, Bose-Einstein and Fermi-Dirac Statistics on the basis of minimum three characteristics.

About this paper

Why solve Physics-I (Gr-A) PYQs?

Frequently asked questions

What is the subject code for Physics-I (Gr-A)?

Which exam is this Physics-I (Gr-A) question paper from?

Which branches is this Physics-I (Gr-A) paper for?

Where can I find more BS-PH101 question papers?

Are there solutions for this paper?

Have notes or the answer key for Physics-I (Gr-A)?

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What is the dimension of $\mu_0\epsilon_0$ ?

Find Gradient of the following scalar field at the point (1, -2, -1). $u(x,y,z) = xy^2z + 4x$

Solve the following . If $\psi(x,y,z) = 3xy^2 - 5x^2z + 2z^2$ ,find $\nabla^2\psi$

Determine the constant 'q' so that the following field is solenoidal $\vec{F} = (2x + 3yz)\hat{i} + (3y - z^2)\hat{j} + (y^3 + qz)\hat{k}$

Find the minimum thickness of a half wave plate and a quarter wave plate for a light wave of wavelength 5893 Angstrom. Given $\mu_0 = 1.66$ and $\mu_e = 1.47$

State the Heisenberg's Uncertainty Principle. The average time interval that elapses between the excitation of an atom and the time it radiates energy is $10^{-8}$ seconds. Calculate the uncertainty in energy of emitted photons.