Question
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Answer (Detailed Solution Below)
Option 4 : $1540$ m$^3$ / $1540$ m$^3$
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Detailed Solution
सही उत्तर $1540$ m$^3$ / $1540$ m$^3$ है।
Key Points
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Question:
A cylindrical tank has radius $7$ m and height $10$ m. Find its volume (use $\pi = \frac{22}{7}$). / एक बेलनाकार टंकी की त्रिज्या $7$ m और ऊँचाई $10$ m है। इसका आयतन ज्ञात कीजिए ($\pi = \frac{22}{7}$ मानें)।
1.
$1400$ m$^3$ / $1400$ m$^3$
2.
$1760$ m$^3$ / $1760$ m$^3$
3.
$1320$ m$^3$ / $1320$ m$^3$
4.
$1540$ m$^3$ / $1540$ m$^3$
Correct Answer: $1540$ m$^3$ / $1540$ m$^3$
Volume $= \pi r^2 h = \frac{22}{7} \times 7^2 \times 10 = 22 \times 70 = 1540$ m$^3$. / आयतन $= \pi r^2 h = \frac{22}{7} \times 7^2 \times 10 = 22 \times 70 = 1540$ m$^3$।
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