25 JEE Main 2025 Units and Dimensions previous-year questions with verified answers and step-by-step solutions.
These are the JEE Main 2025 previous-year questions from the Units and Dimensions chapter of Physics. Each links to a full solution with a verified answer key. To see the whole chapter across all years, visit the Units and Dimensions chapter hub.
The dimension of √((µ₀)/(ε₀)) is equal to that of : ( µ₀= Vacuum permeability and ε₀= Vacuum permittivity)
If ε₀ denotes the permittivity of free space and is the flux of the electric field through the area bounded by the clos…
Match List - I with List - II.
In a measurement, it is asked to find modulus of elasticity per unit torque applied on the system. The measured quantit…
Match List-I with List-II. arrayll List-I & List-II \ (A) Heat capacity of body & (I) J kg⁻¹ \ (B) Specific heat capaci…
If µ₀ and ε₀ are the permeability and permittivity of free space, respectively, then the dimension of ((1)/(µ₀ ε₀) ) is…
In an electromagnetic system, a quantity defined as the ratio of electric dipole moment and magnetic dipole moment has…
Match the LIST-I with LIST-II Choose the correct answer from the options given below :
The position of a particle moving on x-axis is given by x(t)=A t+B ² t+C t²+D, where t is time. The dimension of (A B C…
Given below are two statements : Statement (I) : The dimensions of Planck's constant and angular momentum are same. Sta…
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