CHSL 21 10-06-2022 Shift 3


Question 1

What is the height of a solid right circular cylinder whose radius is 3 cm and total surface area is 60 π cm2?
ऐसे ठोस लम्ब वृत्तीय बेलन की ऊँचाई क्या है जिसकी त्रिज्या 3 cm है और कुल पृष्ठीय क्षेत्रफल 60 π cm2 है?

Options

A

5 cm

5 cm

B

9 cm

9 cm

C

7 cm

7 cm

D

3 cm

3 cm


Solution:

Correct Answer:

C

7 cm

7 cm


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