Question

২. সংক্ষিপ্ত উত্তর প্রশ্ন :
| ১) জনসংখ্যা বৃদ্ধি পেলে কিসের চাহিদা বাড়বে ?​

Answer 1

Answer:

High-speed steel is a subset of tool steels, commonly used as cutting tool material. It is often used in power-saw blades and drill bits. It is superior to the older high-carbon steel tools used extensively through the 1940s in that it can withstand higher temperatures without losing its temper.

Answer 2

Answer:

....areey ... English ya Hindi Mai question pucho .....saare Indians itni khatarnak language nhi smjte h