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Addition of small amount of __________ to grey cast iron is done to produce nodular grey cast iron.
When filing or machining cast iron makes our hands black, then it shows that ________ is present in cast iron.
Arman wanted to have Tk. 39,200 as interest after 5 years. He has invested an amount in an account for 1 year at 8% interest rate. From the 2nd year, he invested the principal amount in another account offering 10% interest for 3 years. At the beginning of the fifth year he invested the Principal amount in another account at the rate of 11%. What was the principal amount? (assume simple interest rate)
Pyuria without significant bacteriuria are present in
(i) Why do we remember May Day? (ii) What significant changes happened due to that event? (iii) How did the event happen? (iv) What can be done in present day as a result of that event ? (v) Mention the moral of that event.
Iron is a useful metal. Here iron is
How many iron rods, each of length 7 m and diameter 2 cm can be made out of 0.88 m3 of iron?
If you need 98 ounces of iron and 2 ounces of carbon to make a sheet of steel. How much iron you need in ounces to make 12 sheet steel?
Iron is a useful metal. এখানে ‘Iron’ শব্দটি কোন প্রকারের Noun ?
Iron is a useful metal. এখানে 'Iron' শব্দটি কোন প্রকারের noun?