jee_main_2024_01_february_morning - Units and Measurements Topics

Master these core formulas and structures to solve almost any past paper question.

Sample Questions in this Chapter

QUESTION #42 Vernier Calliper
10 divisions on the main scale of a Vernier calliper coincide with 11 divisions on the Vernier scale. If each division on the main scale is of 5 units, the least count of the instrument is:
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QUESTION #44 Error Analysis
The radius (r), length (l) and resistance (R) of a metal wire was measured in the laboratory as: r = (0.35 ± 0.05)~cm R = (100 ± 10)~Ω l = (15 ± 0.2)~cm The percentage error in resistivity of the material of the wire is:
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QUESTION #45 Dimensional Analysis
The dimensional formula of angular impulse is:
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Rankbit System
JEE Physics: Waves (+15.5%) | Electrostatics: Concentric Shells (-29.7%) | Modern Physics: Photoelectric Clones (+34.2%) | Mathematics: Definite Integrals (+18.1%) | Chemistry: Coordination Splitting (-11.4%) | JEE Physics: Waves (+15.5%) | Electrostatics: Concentric Shells (-29.7%) | Modern Physics: Photoelectric Clones (+34.2%) | Mathematics: Definite Integrals (+18.1%) | Chemistry: Coordination Splitting (-11.4%)

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