1
NEET 2024 (Re-Examination)
MCQ (Single Correct Answer)
+4
-1

In an electrical circuit, the voltage is measured as $$V=(200 \pm 4)$$ volt and the current is measured as $$I=(20 \pm 0.2)$$ A. The value of the resistance is:

A
$$(10 \pm 4.2) \Omega$$
B
$$(10 \pm 0.3) \Omega$$
C
$$(10 \pm 0.1) \Omega$$
D
$$(10 \pm 0.8) \Omega$$
2
NEET 2024 (Re-Examination)
MCQ (Single Correct Answer)
+4
-1

The pitch of an error free screw gauge is $$1 \mathrm{~mm}$$ and there are 100 divisions on the circular scale. While measuring the diameter of a thick wire, the pitch scale reads $$1 \mathrm{~mm}$$ and $$63^{\text {rd }}$$ division on the circular scale coincides with the reference line. The diameter of the wire is:

A
$$1.63 \mathrm{~cm}$$
B
$$0.163 \mathrm{~cm}$$
C
$$0.163 \mathrm{~m}$$
D
$$1.63 \mathrm{~m}$$
3
NEET 2024 (Re-Examination)
MCQ (Single Correct Answer)
+4
-1

The potential energy of a particle moving along $$x$$-direction varies as $$V=\frac{A x^2}{\sqrt{x}+B}$$. The dimensions of $$\frac{A^2}{B}$$ are:

A
$$\left[\mathrm{M}^{3 / 2} \mathrm{~L}^{1 / 2} \mathrm{~T}^{-3}\right]$$
B
$$\left[\mathrm{M}^{1 / 2} \mathrm{LT}^{-3}\right]$$
C
$$\left[M^2 L^{1 / 2} T^{-4}\right]$$
D
$$\left[\mathrm{ML}^2 \mathrm{~T}^{-4}\right]$$
4
NEET 2024
MCQ (Single Correct Answer)
+4
-1

In a vernier callipers, $$(N+1)$$ divisions of vernier scale coincide with $$N$$ divisions of main scale. If $$1 \mathrm{~MSD}$$ represents $$0.1 \mathrm{~mm}$$, the vernier constant (in $$\mathrm{cm}$$) is:

A
$$\frac{1}{10 \mathrm{~N}}$$
B
$$\frac{1}{100(N+1)}$$
C
$$00 \mathrm{~N}$$
D
$$10(N+1)$$
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