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Units and Measurements

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Q JEE MAIN 2019
Expression for time in terms of G(universal gravitational constant), h (Planck constant) and c (speed of light) is proportional to:
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Q JEE-MAIN 2019
The least count of the main scale of a screw gauge is 1 mm. The minimum number of divisions on its circular scale required to...
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Q JEE MAIN 2019
The force of interaction between two atoms is given by $\mathrm{F}=\alpha \beta \exp \left(-\frac{\mathrm{x}^2}{\alpha \mathrm{kt}}\right)$; where x is the distance, k is the Boltzmann constant...
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Q JEE MAIN 2019
In the formula $X=5 Y Z^2, X$ and $Z$ have dimensions of capacitance and magnetic field, respectively. What are the dimensions of Y in SI...
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Q JEE MAIN 2020
The dimension of stopping potential $V_0$ in photoelectric effect in units of Planck's constant ' $h$ ', speed of light ' $c$ ' and Gravitational...
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Q JEE-MAIN 2020
The quantities $x=\frac{1}{\sqrt{\mu_0 \varepsilon_0}}, y=\frac{E}{B}$ and $z=\frac{I}{C R}$ are defined where $C$-capacitance, R-Resistance, I-length, E-Electric field, B-magnetic field and $\varepsilon_0, \mu_0$, - free space permittivity...
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Q JEE MAIN 2020
Dimensional formula for thermal conductivity is (here K deontes the temperature)
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Q JEE MAIN 2021
Expression for time in terms of G(universal gravitational constant), h (Planck constant) and c (speed of light) is proportional to:
JEE Main Physics Easy
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Q JEE MAIN 2020
A quantity x is given by (IFv²/ $\mathrm{WL}^4$ ) in terms of moment of inertia I , force F , velocity v , work W...
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Q JEE-MAIN 2020
Amount of solar energy received on the earth’s surface per unit area per unit time is defined a solar constant. Dimension of solar constant is
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