MTS 21 20-07-2022 Shift 1


Question 1

Atoy is formed by placing a solid circular cone on a solid hemisphere and the radius of the common base of the cone
and the hemisphere is 15 cm. If the volume of the toy is 28507π cm3, then find the total surface area of that toy.

एक ठोस शंकु को एक ठोस अर्धगोले पर रखकर एक खिलौना बनाया जाता है तथा शंकु और अर्धगोले के उभयनिष्ठ
आधार की त्रिज्या 15cm है। यदि खिलौने का आयतन 28507 π cm3 है, तो खिलौने का संपूर्ण पृष्ठीय क्षेबरफल ज्ञात
कीजिए।


Options

A

B

C

D


Solution:

Correct Answer:

B


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