16 Oct 2021

ICSE CLASS 10 MATH SELINA EX 20A Question 26 | The given figure shows a solid formed of a solid cube of side 40 cm and a solid cylinder of radius 20 cm and height 50 cm, find the volume and total surface area

 

The given figure shows a solid formed of a solid cube of side 40 cm and a solid cylinder of radius 20 cm and height 50 cm, find the volume and total surface area
Answer
Volume 126800 cm^3
Surface area 15880 cm^2

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Class 12 | Physics | Capacitance |Find equivalent capacitance between A and B in the combination given below.

    (ii) Q=CV to get the charge and U=Q^2/2C to get the energy