Question
A rectangle with a length of 16 cm and breadth of 8 cm
is rolled through its length to form a hollow cylinder. What will be the volume (in cm³) of the cylinder? (Use π = 3.14)Solution
ATQ, The circumference of the circular end of the cylinder = breadth of the rectangle. So, 2 × π × radius = 16. 2 × 3.14 × radius =16 Now, the height of the cylinder = breadth of the rectangle = 8 cm. Required volume
The headquarter of Insurance Regulatory and Development Authority of India (IARDA) is located at
National Rural Development Institute is situated in which city?
In how many cities did Maharaja Jai Singh II build Jantar Mantar?
Which hill station in India is known as the ‘Queen of the Mountains’?
रॉक फास्फेट की खान कहाँ पर स्थित है ?
In which of the following districts of Uttar Pradesh, Kalinjar Fort is located?
What is the capital of the state Punjab?
Massive search operation ‘CASO’ was recently launched in Jammu & Kashmir. Expand ‘CASO’
The Nobel Peace Prize 2017 was won by
Which of the following international scientific organisations approves the names of elements, symbols and unit?