JEE Main 2026 April 5 Shift 1 physics question paper is available here with answer key and solutions. NTA conducted the first shift of the day on April 5, 2026, from 9:00 AM to 12:00 PM.
- The JEE Main Physics Question Paper contains a total of 25 questions.
- Each correct answer gets you 4 marks while incorrect answers gets you a negative mark of 1.
Candidates can download the JEE Main 2026 April 5 Shift 1 physics question paper along with detailed solutions to analyze their performance and understand the exam pattern better.
JEE Main 2026 April 5 Shift 1 Physics Question Paper with Solution PDF
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Question 1:
In a Vernier calipers, when both jaws touch each other, zero of the Vernier scale is shifted to the right of zero of the main scale and \(7^{th}\) Vernier division coincides with a main scale reading. If the value of 1 main scale division is 1 mm and there are 10 Vernier scale divisions, then the Vernier caliper has:
\(L, C\) and \(R\) represents physical quantities inductance, capacitance and resistance respectively. The dimensional formula \(M L^2 T^{-4} A^{-2}\) corresponds to _________.
When one moves from a point 16 km below the earth's surface to a point 16 km above the earth's surface. The change in \(g\) is approximately \(\alpha % \). The value of \(\alpha\) is _________. (Take radius of the earth = 6400 km.)
Three masses \(m_1 = 4\) kg, \(m_2 = 4\) kg and \(m_3 = 6\) kg are suspended from a fixed smooth frictionless pulley as shown in the figure below. The value of \(T_1/T_2\) is: (take \(g = 10 m/s^2\))
A wedge \(Y\) with mass of 10 kg and all frictionless surfaces and the inclined surface making \(37^\circ\) with horizontal. A block \(X\) with mass 2 kg is placed at the highest point of the wedge as shown in figure is at rest. At \(t = 0\) wedge (\(Y\)) is pulled toward right with constant force (\(f\)) of 24 N. Taking the block \(X\) at rest at \(t = 0\), the time taken by it to slide down 8.8 m on the slope, while \(Y\) is on the move, is ________s.
(take \(\tan (37^\circ) = 3/4\) and \(g = 10 m/s^2\))
The Young's modulus of steel wire of radius \(r\) and length \(L\) is \(Y\). If the radius \(r\) and length \(L\) of the wire are doubled then the value of \(Y\):
Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R
Statement I: Change in internal energy of a system containing \(n\) mole of ideal gas can be written as \(\Delta U = n C_v (T_f - T_i) = \frac{nR}{\gamma - 1}(T_f - T_i)\), where \(\gamma = \frac{C_p}{C_v}, T_i = initial temperature, T_f = final temperature\).
Statement II: Relation between degree of freedom \(f\) and \(\gamma (= C_p/C_v)\) is \(\gamma = 1 + \frac{2}{f}\)
Choose the correct answer from the options given below
Consider the following statements:
A. Zeroth law of thermodynamics gives concept of temperature
B. First law of thermodynamics gives concept of internal energy
C. In isothermal expansion of ideal gas, \(\Delta Q \neq \Delta W\)
D. Product of intensive and extensive variables is extensive
E. The ratio of any extensive variable to mass will be an extensive variable
Choose the correct combination of statements from the options given below:
Refer to the figure given below. The values of \(I_1, I_2\) and \(I_3\) are ______
An electron of mass \(m\) is moving in an electric field \(\vec{E} = -2E_0 \hat{i}\) (\(E_0 = constant > 0\)), with an initial velocity \(\vec{v} = v_0 \hat{i}\) (\(v_0 = constant > 0\)). If \(\lambda_0 = \frac{h}{4mv_0}\), its de Broglie wavelength at time \(t\) is:
In the hydrogen atom, the electron makes a transition from the higher orbit (\(i\)) to a lower orbit (\(f\)). The ratio of the radius of the orbits in given by \(r_i : r_f = 16 : 4\). The wavelength of photon emitted due to this transition is _________ nm. (Given Rydberg constant \(= 1.097 \times 10^7 /m\))
A displacement current of 4.0 A can be set up in the space between two parallel plates of \(6 \mu F\) capacitor. The rate of change of potential difference across the plates of the capacitor is nearly \(\alpha \times 10^6 V/s\). The value of \(\alpha\) is _________.
Refer to the figure given below, current between terminals \(A\) and \(B\) is _____
In Young's double slit experiment, the fringe width of the interference pattern produced on the screen is \(2.4 \mu m\). If the experiment is carried out in another medium having refractive index 1.2, the fringe width will be _______ \(\mu m\).
A ray of light passing through an equilateral prism is having velocity \(2.12 \times 10^8 m/s\) in the prism material, then the minimum angle of deviation is _______ degrees.
Light source having wavelength 331 nm is used to generate photo-electrons whose stopping potential is 0.2 V. The work function of the used metal in the experiment is \(\alpha \times 10^{-19} J\). The value of \(\alpha\) is ______. (\(h = 6.62 \times 10^{-34} Js, e = 1.6 \times 10^{-19} C and c = 3 \times 10^8 m/s\))
A compound microscope is designed with two symmetric biconvex lenses. The objective lens is cut vertically, creating two identical plano-convex lenses. One of them is used in place of original objective lens. To retain same magnification keeping the object distance unchanged, the tube length has to be:
Two wires as shown in the figure below, made of steel and have breaking stress of \(12 \times 10^8 N/m^2\). Area of cross-section of upper wire is \(0.008 cm^2\) and of lower wire is \(0.004 cm^2\). The maximum mass that can be added to pan without breaking any wire is _________ kg. (take \(g = 10 m/s^2\))
An a.c. source of angular frequency \(\omega\) is connected across a resistor \(R\) and a capacitor \(C\) in series. The current is observed as \(I\). Now the frequency of the source is changed to \(\omega/4\), (keeping the voltage unchanged) the current is found to be \(I/3\). The ratio of resistance to reactance at frequency \(\omega\) is:
For the given logic circuit, which of the following inputs combination will make both LED-1 and LED-2 to glow?
A cube has side length \(5 cm\) and modulus of rigidity \(10^5 N/m^2\). The displacement produced by a force of \(10 N\) in the upper face of the cube is ____ \text{mm.
From \(18 m\) height above the ground a ball is dropped from rest. The height above the ground at which the magnitude of velocity equal to the magnitude of acceleration (in the same set of units) due to gravity is ____ m. (Take \(g = 10 \text{ m/s^2\) and neglect air resistance)
A transverse wave on a string is described by \(y = 3\sin(36t + 0.018x + \pi/4)\), where \(x, y\) are in cm and \(t\) in seconds. The least distance between the two successive crests in the wave is ____ \text{cm. (Nearest integer) (\(\pi = 3.14\))
The charged particle moving in a uniform magnetic field of \((3\hat{i} + 2\hat{j}) T\) has an acceleration \((4\hat{i} - \frac{x}{2}\hat{j}) m/s^2\). The value of \(x\) is ____.
In the given circuit below inductance values of \(L_1, L_2\) and \(L_3\) are same. The magnetic energy stored in the entire circuit is \((U_t)\) and that stored in the \(L_2\) inductor is \((U_j)\). \(U_t / U_j\) is ____. (Ignore the mutual inductance if any).
JEE Main 2026 Physics Exam Pattern
| Particulars | Details |
|---|---|
| Exam Mode | Online (Computer-Based Test) |
| Paper | B.E./B.Tech |
| Medium of Exam | 13 languages: English, Hindi, Gujarati, Bengali, Tamil, Telugu, Kannada, Marathi, Malayalam, Odia, Punjabi, Assamese, Urdu |
| Type of Questions | Multiple Choice Questions (MCQs) + Numerical Value Questions |
| Total Marks | 100 marks |
| Marking Scheme | +4 for correct answer & -1 for incorrect MCQ and Numerical Value-based Questions |
| Total Questions | 25 Questions |
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