Which of the following correctly matches the information given in Part $I$ and Part $II$?
Part $I$ Part $II$
$1.$ $CSA$ of a cylinder $a.$ $3\pi r^2$
$2.$ $CSA$ of a sphere $b.$ $2\pi rh$
$3.$ $CSA$ of a cone $c.$ $4\pi r^2$
$4.$ $TSA$ of a hemisphere $d.$ $\pi rl$

  • A
    $(1-a), (2-b), (3-c), (4-d)$
  • B
    $(1-b), (2-c), (3-d), (4-a)$
  • C
    $(1-c), (2-d), (3-a), (4-b)$
  • D
    $(1-d), (2-a), (3-b), (4-c)$

Explore More

Similar Questions

$A$ rocket is in the form of a right circular cylinder closed at the lower end and surmounted by a cone with the same radius as that of the cylinder. The diameter and height of the cylinder are $6 \, cm$ and $12 \, cm$,respectively. If the slant height of the conical portion is $5 \, cm$,find the total surface area and volume of the rocket. [Use $\pi = 3.14$]

Difficult
View Solution

$A$ metallic sphere with radius $6 \, cm$ is melted and recast into a wire of radius $0.4 \, cm$. Find the length of the wire in metres.

Water flows through a cylindrical pipe,whose inner radius is $1 \,cm$,at the rate of $80 \,cm/sec$ into an empty cylindrical tank,the radius of whose base is $40 \,cm$. What is the rise of water level in the tank in half an hour? (in $cm$)

$A$ cylinder is closed at both ends by $40 \, cm$ high cones. The radius of the cylinder is $30 \, cm$ and the total height of the article is $180 \, cm$. Find the total surface area of the article. $(\pi = 3.14)$ (in $cm^2$)

The radii of two $10 \, cm$ high metallic cylinders are $3.5 \, cm$ and $7 \, cm$. These cylinders are melted and recast to produce a cylinder with height $50 \, cm$. Find the radius of this new cylinder (in $cm$).

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo