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

A particle executing simple harmonic motion with amplitude A has the same potential and kinetic energies at the displacement

A
$$2 \sqrt{A}$$
B
$$\frac{A}{2}$$
C
$$\frac{A}{\sqrt{2}}$$
D
$$A \sqrt{2}$$
2
NEET 2024 (Re-Examination)
MCQ (Single Correct Answer)
+4
-1
Change Language

Two slits in Young's double slit experiment are $$1.5 \mathrm{~mm}$$ apart and the screen is placed at a distance of $$1 \mathrm{~m}$$ from the slits. If the wavelength of light used is $$600 \times 10^{-9} \mathrm{~m}$$ then the fringe separation is

A
$$4 \times 10^{-5} \mathrm{~m}$$
B
$$9 \times 10^{-8} \mathrm{~m}$$
C
$$4 \times 10^{-7} \mathrm{~m}$$
D
$$4 \times 10^{-4} \mathrm{~m}$$
3
NEET 2024 (Re-Examination)
MCQ (Single Correct Answer)
+4
-1
Change Language

Water is used as a coolant in a nuclear reactor because of its

A
high thermal expansion coefficient
B
high specific heat capacity
C
low density
D
low boiling point
4
NEET 2024 (Re-Examination)
MCQ (Single Correct Answer)
+4
-1
Change Language

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
$$1.63 \mathrm{~m}$$
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