Question

(ANSWER IT )
If the lateral surface are of a cylinder 1456cm² and its height is 89cm, then its base diameter is_________??​

Answer 1

Answer:

Given, h=5cm

⇒Let radius =r

(i) Curved Surface Area

⇒94.2cm

2

=2πrh

⇒94.2 cm

2

=2×3.14×r×5cm

⇒r=3cm

(ii) Volume of cylinder

⇒πr

2

h=3.14×3×3×5

=141.2cm

3

THANK YOU!

Answer 2

Answer:Compounds A, B and C have the same molecular formula C5H8 and on hydrogenation, all yield 11-pentane. Their UV spectra show the values of il.nax as: A, 176 mil; B, 212 nm and C, 215 nm (1-pentene has Ämax 178 nm). What are the likely structures of A, B and C

my self anshika singh

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