TG EAPCET 2025 (Online) 2nd May Morning Shift | Units & Measurement and Dimensions Question 6 | Physics

If $A, B$ and $C$ are three different physical quantities with different dimensional formulae, then the combination which can never give a proper physical quantity is

$\frac{A}{B C}$

$\frac{A B-C^2}{B C}$

$\frac{A-C}{B}$

$A C-B$

TG EAPCET 2024 (Online) 10th May Morning Shift

MCQ (Single Correct Answer)

-0

Which of the following statement regarding nature of physical laws is not correct?

All conserved quantities are necessarily scalars.

The laws of nature do not change with time.

The laws of nature are same everywhere in the universe.

The law of gravitation is the same both on the moon and the earth.

TG EAPCET 2024 (Online) 10th May Morning Shift

MCQ (Single Correct Answer)

-0

The internal and external diameters of hollow cylinder measured with vernier callipers are $(5.73 \pm 0.01) \mathrm{cm}$ and $(6.01 \pm 0.01) \mathrm{cm}$ respectively. Then, the thickness of the cylinder wall is

$(028 \pm 0.01) \mathrm{cm}$

$(028 \pm 0.02) \mathrm{cm}$

$(0.14 \pm 0.02) \mathrm{cm}$

$(0.14 \pm 0.01) \mathrm{cm}$

TG EAPCET 2024 (Online) 9th May Evening Shift

MCQ (Single Correct Answer)

-0

The error in the measurement of resistance, when $(10 \pm 05)$ A current passing through it produces a potential difference of $(100 \pm 6) \mathrm{V}$ across it is

$1 \%$

$5.5 \%$

$6.5 \%$

$11 \%$

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