A hemisphere is cut out from one face of a cubical wooden block such that the diameter of the hemisphere is equal

Question

A hemisphere is cut out from one face of a cubical wooden block such that the diameter of the hemisphere is equal

A hemisphere is cut out from one face of a cubical wooden block such that the diameter of the hemisphere is equal to the length of the cube, then the surface area of the remaining solid is …………………… sq. units.

A) a²(5 + π/2)

B) a²(6 + π/2)

C) a²(6 + π/4)

D) a²(4 + π/4)

Monjur Alahi

4 views

2025-01-04 04:42

1 Answers

Related Questions

A body rest on the top of a hemisphere of radius R. What will be the least horizontal velocity imparted to it , if it has to leave the hemisphere with

2 Answers 5 Views

A small particle rest on the top of a hemisphere of radius 20 cm .The smallest horizontal velocity os given to it , if it is to leave the hemisphere w

2 Answers 9 Views

The diameter of one of the bases of a truncated cone is 100 mm. If the diameter of this base is increased by `21%` such that it still remains a trunca

2 Answers 4 Views

A cubical Gaussian surface encloses electric flux of `30C` per unit permittivity of a charge ,the electric flux through each face of the cube per unit

2 Answers 6 Views

A vessel is in the form of a hollow hemisphere mounted by hollow cylinder. The diameter of the hemisphere is 14 cm and the total

2 Answers 4 Views

From a wooden cube of side Y cm, a right circular cylinder of maximum volume is cut. Then the volume of this cylinder is ……… cm^3.

2 Answers 4 Views

A cylinder, a cone and a hemisphere have bases of equal radii and are of equal heights. Then the ratio of their volumes is ……… A) 3 : 1 : 2

2 Answers 4 Views

Wooden article and freshly cut tree show activity of `7.6` and `15.2 min^(-1) gm^(-1)` of carbon (`t_(1//2)=5760` years ) respectively. The age of art

2 Answers 4 Views

One face of a prism with a refrective angle of `30^@` is coated with silver. A ray of light incident on another face at an angle of `45^@` is refracte

2 Answers 8 Views

A block of mass 0.1 is held against a wall applying a horizontal force of 5N on block. If the coefficient of friction between the block and the wall i

2 Answers 6 Views

Salim Ahmed Kawsar · Accepted Answer · 2023-02-05T15:29:48+06:00

Salim Ahmed Kawsar

Correct option is: B) a²(6 + \(\frac{\pi}{2}\))

4 views Answered 2023-02-05 15:29