Related Questions

A person who studies the atmosphere , weather and weather forecasting is known as -
A sonologist
B radiologist
C meteorologist
D hydrologist
A person who studies atmosphere, weather and weather forecasting, is called ----.
A Anthropologist
B Geologist
C Meteorologist
D Radiologist
The weather today is -———— the weather yesterday. .
A more bad than
B the most bad than
C worse than
D most worsethan
Identify which quotation section is incorrect. It 'is always' more 'difficult to' climb 'up mountain' than to 'get down' again.
A is always
B difficult to
C up mountain
D get down
Which one of the following constituents of the atmosphere causes greatest changes in climate and weather?
A Nitrogen
B Oxygen
C Ozone
D Water Vapour
In which layer of the atmosphere do most weather phenomena occur?
A Exosphere
B Stratosphere
C Ionosphere
D Troposphere
Choose an appropriate single word for a group of words given below. The scientist who study the atmosphere to see how it affects the environment and to predict the weather and climate.
A metrologist
B meteorologist
C Environmentalist
D Philanthropist
If A has 4 elements and B has 8 elements then the minimum and maximum number of elements in A∪B are respectively __
A 4,8
B 8,12
C 4,12
D 6,12
কোন এক পার্কের একটি দোলনায় ঝুলতে লোহার তার ব্যবহার করা হয়েছে। কয়েকজন ছেলে-মেয়ে দোলনায় যখন দোল খাচ্ছিল তখন এক বাচ্চার অভিভাবক লক্ষ্য করেন যে, ফুলন তার 1 m থেকে বৃদ্ধি পেয়ে 1.01 m হয়েছে এবং তারটির ব্যাস হ্রাস পেয়েছে। পয়সনের অনুপাত 0.2 হলে দোলনার তারের ব্যাস কতখানি হ্রাস পায় ? (The iron wires have been used in a park to swing. When some children are swinging, the length of the wire increases from I m to 1.01 m whereas the diameter of the wire decreases which is noticed by a guardian. If Poisson's ratio is 0.2, then how much the diameter of the wire decreases?) 
A 0.15%
B 0.18%
C 2.5%
D 0.25%
E 0.2%
If the side of a square decreases by 30%, then the area of the square decreases by :
A 14%
B 21%
C 49%
D 51%

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