App Logo

No.1 PSC Learning App

1M+ Downloads
A solid metallic hemisphere of radius 5.4 cm is melted and recast into a right circular cylinder of radius 12 cm. What is the height (in cm) of the cylinder?

A0.625

B0.729

C0.468

D0.325

Answer:

B. 0.729

Read Explanation:

image.png

Related Questions:

ABCDEF is a cyclic hexagon <A= <C =<D=1100 . Measure of <E is...................

WhatsApp Image 2024-11-30 at 10.35.14.jpeg
Find the curved surface area of a cylinder whose diameter of base is 14 m and height is 24 m. [Use: [Use π = 22/7]
In a right-angled triangle, if the hypotenuse is 4 units greater than one side and 8 units greater than the other, then find the area of the triangle.
PQR is an isosceles triangle with sides PQ = PR = 45 cm and QR = 72 cm. PN is a median to base QR. What will be the length (in cm) of PN?
If the radius of the base of a right circular cylinder is decreased by 20% and its height is increased by 134%, then what is the percentage increase (closest integer) in its volume?