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SanuByahutNewbie

Asked: December 4, 2022In: CBSE

The diameter of a metallic sphere is equal to 9 cm. It is melted and drawn into a long wire of diameter 2 mm having uniform cross-section. Find the length of the wire.

This question is from r d sharma class 10 maths. I found this question while doing maths class 10. I need ...Read more

SanuByahutNewbie

Asked: December 4, 2022In: CBSE

Three cubes of a metal whose edges are in the ratio 3: 4: 5 are melted and converted into a single cube whose diagonal is 12√3 cm. Find the edges of the three cubes.

In this question we have to find edges of the three cubes having cubes of a metal whose edges are ...Read more

SanuByahutNewbie

Asked: December 4, 2022In: CBSE

How many spherical lead shots each of diameter 4.2 cm can be obtained from a solid rectangular lead piece with dimensions 66 cm × 42 cm × 21 cm.

If you open math book you will find a lot of mathematical questions but you should have solve this question. It ...Read more

SanuByahutNewbie

Asked: December 4, 2022In: CBSE

Find the number of metallic circular discs with 1.5 cm base diameter and of height 0.2 cm to be melted to form a right circular cylinder of height 10 cm and diameter 4.5 cm.

This question is from r d sharma class 10 maths. I found this question while doing maths class 10. I need ...Read more

SanuByahutNewbie

Asked: December 4, 2022In: CBSE

25 circular plates, each of radius 10.5 cm and thickness 1.6 cm, are placed one above the other to form a solid circular cylinder. Find the curved surface area and the volume of the cylinder so formed.

I would like to give a question which i could not solve. Rd sharma class 10 maths exercise-16.1 mensuration. In tbis question ...Read more

SanuByahutNewbie

Asked: December 4, 2022In: CBSE

50 circular plates each of diameter 14 cm and thickness 0.5 cm are placed one above the other to form a right circular cylinder. Find its total surface area.

Very important question of mensuration including very important concept of it. need solution! Rd sharma class 10 maths exercise-16.1 mensurationRead more

SanuByahutNewbie

Asked: November 28, 2022In: CBSE

A cylindrical vessel having diameter equal to its height is full of water which is poured into two identical cylindrical vessels with diameter 42 cm and height 21 cm which are filled completely. Find the diameter of the cylindrical vessel?

This question is from mensuration chapter of rd sharma Class 10, chapter 16 . I need solution of this question . ...Read more

SanuByahutNewbie

Asked: November 28, 2022In: CBSE

What length of a solid cylinder 2 cm in diameter must be taken to recast into a hollow cylinder of length 16 cm, external diameter 20 cm and thickness 2.5 mm?

Very important question for board exam class 10. This question is from rd sharma class 10 from the mensuration chapter ...Read more

PayalAroraNewbie

Asked: November 26, 2022In: CBSE

How many balls, each of radius 1 cm, can be made from a solid sphere of lead of radius 8 cm?

I am doing this question of mensuration which is very important for class 10 cbse board exam. In this question ...Read more

sanvi152

Asked: October 18, 2022In: NCERT Class 10th Maths

In the figure, PA and PB are tangents from an external point P to a circle with centre O. LN touches the circle at M. Prove that PL + LM = PN + MN.

help me

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