Skip to content

🏆 Daily ₹500

Practice

Quick random quizMixed questions, start right away Practice sets by topic20–25 MCQs per topic, answers explained

History

Ancient India
Medieval India
Modern India
India after independence
World history
Art & culture

Polity & society

Polity & constitution
International relations
Indian society
Ethics & integrity

Economy & geography

Indian economy
Indian geography
World geography
Environment & ecology

Science & more

Science & tech
General science
General knowledge

Aptitude

Quantitative aptitude
Reasoning
English

Exams

UPSC Civil ServicesUPSC · Prelims · Mains · Interview
SSC CGLSSC · Tier 1 · Tier 2
CDSUPSC · twice a year · SSB interview
NDAUPSC · twice a year · SSB interview
CAPFUPSC · written test · interview
All exams →

Study

Read the article library for each subject.

History

Ancient India
Medieval India
Modern India
India after independence
World history
Art & culture

Polity & society

Polity & constitution
International relations
Indian society
Ethics & integrity

Economy & geography

Indian economy
Indian geography
World geography
Environment & ecology

Science & more

Science & tech
General science
General knowledge

Aptitude

Quantitative aptitude
Reasoning
English

PYQ papers Current affairs

Menu

🏆 Daily Competition: win cash prizes

Practice

Quick random quizMixed questions, start right away Practice sets by topic20–25 MCQs per topic, answers explained

History

Ancient India
Medieval India
Modern India
India after independence
World history
Art & culture

Polity & society

Polity & constitution
International relations
Indian society
Ethics & integrity

Economy & geography

Indian economy
Indian geography
World geography
Environment & ecology

Science & more

Science & tech
General science
General knowledge

Aptitude

Quantitative aptitude
Reasoning
English

Exams

UPSC Civil ServicesUPSC · Prelims · Mains · Interview
SSC CGLSSC · Tier 1 · Tier 2
CDSUPSC · twice a year · SSB interview
NDAUPSC · twice a year · SSB interview
CAPFUPSC · written test · interview
All exams →

Study

History

Ancient India
Medieval India
Modern India
India after independence
World history
Art & culture

Polity & society

Polity & constitution
International relations
Indian society
Ethics & integrity

Economy & geography

Indian economy
Indian geography
World geography
Environment & ecology

Science & more

Science & tech
General science
General knowledge

Aptitude

Quantitative aptitude
Reasoning
English

PYQ papers Current affairs Saved

Join us on Telegram YouTube

Volume and Surface Area

Volume and Surface Area: Formulas, Shortcuts and Solved Examples

A water tank, a gas cylinder and an ice-cream cone are all solids. Exam questions ask…
Three solid cubes of edges 5 cm, 3 cm, and 4 cm are melted to form a single new cube. Find the surface area of the new cube.
When several solids are melted together and recast into a new solid, what quantity remains conserved?
What is the correct formula for the slant height l of a cone with base radius r and height h?
What is the correct formula for the surface area of a sphere with radius r?
What is the correct formula for the volume of a sphere with radius r?
What is the correct formula for the volume of a cone with base radius r and height h?
What is the correct formula for the volume of a cylinder with radius r and height h?
What is the correct formula for the volume of a cube with edge a?
What is the correct formula for the volume of a cuboid with length l, breadth b, and height h?
A solid metallic cylinder of radius 91 cm and height 10 cm is melted and recast into a cone of the same base radius. Find the height of the cone.
A solid metallic cylinder of radius 14 cm and height 20 cm is melted and recast into a cone of the same base radius. Find the height of the cone.
A solid metallic cylinder of radius 77 cm and height 8 cm is melted and recast into a cone of the same base radius. Find the height of the cone.
A solid metallic cylinder of radius 70 cm and height 5 cm is melted and recast into a cone of the same base radius. Find the height of the cone.
A solid metallic cylinder of radius 7 cm and height 4 cm is melted and recast into a cone of the same base radius. Find the height of the cone.
A solid metallic cylinder of radius 7 cm and height 5 cm is melted and recast into a cone of the same base radius. Find the height of the cone.
A solid metallic cylinder of radius 84 cm and height 12 cm is melted and recast into a cone of the same base radius. Find the height of the cone.
A solid metallic cylinder of radius 35 cm and height 7 cm is melted and recast into a cone of the same base radius. Find the height of the cone.
A solid metallic cylinder of radius 105 cm and height 19 cm is melted and recast into a cone of the same base radius. Find the height of the cone.
A solid metallic cylinder of radius 49 cm and height 6 cm is melted and recast into a cone of the same base radius. Find the height of the cone.
Three spheres of radii 4 cm, 3 cm, and 5 cm are melted to form a single new sphere. Find the radius of the new sphere.
Three spheres of radii 5 cm, 3 cm, and 4 cm are melted to form a single new sphere. Find the radius of the new sphere.
Three spheres of radii 3 cm, 4 cm, and 5 cm are melted to form a single new sphere. Find the radius of the new sphere.
Find the total surface area of a hemisphere with radius 56 cm. (Take pi = 22/7)
Find the total surface area of a hemisphere with radius 42 cm. (Take pi = 22/7)

MCQ Questions

Free MCQ practice for UPSC, SSC and defence exams, with the reasoning behind every answer.

Study by subject

History

Ancient India
Medieval India
Modern India
India after independence
World history
Art & culture

Polity & society

Polity & constitution
International relations
Indian society
Ethics & integrity

Economy & geography

Indian economy
Indian geography
World geography
Environment & ecology

Science & more

Science & tech
General science
General knowledge

Aptitude

Quantitative aptitude
Reasoning
English

Exams

UPSC Civil Services
SSC CGL
CDS
NDA
CAPF
All exams

Explore

Current affairs
PYQ papers
Daily Competition
Quick quiz
Practice by subject
My progress
Saved

About

About
Resources
Privacy policy
Support@mcqquestion.com

© 2026 MCQquestion.comJoin us on Telegram · YouTube

✨Ask doubt

✨ Ask a Question AI×

Loading Comments...

Write a Comment...

Email (Required)

Name (Required)

Website