1
AP EAPCET 2022 - 4th July Morning Shift
MCQ (Single Correct Answer)
+1
-0

If $$N_A, N_B$$ and $$N_C$$ are the number of significant figures in $$A=0.001204 \mathrm{~m}, B=43120000 \mathrm{~m}$$ and $$C=1.200 \mathrm{~m}$$ respectively, then

A
$$N_A=N_B=N_C$$
B
$$N_A>N_B>N_C$$
C
$$N_A < N_B< N_C$$
D
$$N_A> N_B< N_C$$
2
AP EAPCET 2021 - 19th August Evening Shift
MCQ (Single Correct Answer)
+1
-0

The speed of ripples $$(v)$$ on water surface depends on surface tension $$(\sigma)$$, density $$(\rho)$$ and wavelength $$(\lambda)$$. Then, the square of speed $$(v)$$ is proportional to

A
$$\frac{\sigma}{\rho \lambda}$$
B
$$\frac{\rho}{\sigma \lambda}$$
C
$$\frac{\lambda}{\sigma \rho}$$
D
$$\sqrt{\frac{\rho \lambda}{\sigma}}$$
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