Related Questions

Which of the following processes is responsible for causing rain?
A Filtration
B Evaporation and Condensation
C Evaporation
D Condensation
Which gas emitted by power stations causes acid rain?
A Carbon dioxide
B Sulphur dioxide
C Helium
D Nitrogen
From 7 : 00 AM to 11:00 AM it rained 2.25 inches. At 11:00 AM the rain increased ti fall at a rate of 1.25 inches every two hours. How many inches of rain landed on the ground by 5:00 PM?
A 6 inches
B 7 inches
C 5.5 inches
D 9 inches
If Dust is called Air, Air is called Fire, Fire is called Water, Water is called Colour, Colour is called Rain and Rain is called Dust, where do Fish live ?
A Dust
B Fire
C Colour
D Water
Which of the following types of rain gauges is used for measuring rain in remote hilly inaccessible areas ?
A tipping bucket type
B weighing type
C floating type
D Simon’s raingauge
কোন এক বৃষ্টির দিনে ফাউজিয়া জানালার পাশে দাঁড়িয়ে দেখছিল বৃষ্টি উলম্বভাবে 6 km/hr বেগে পতিত হচ্ছে। ফাউজিয়া লক্ষ্য করল, রাস্তায় একজন লোক 4 km/hr বেগে হাঁটছে এবং অপরজন 8 km/hr বেগে সাইকেলে যাচ্ছে। হেঁটে চলা লোকটির সাপেক্ষে পড়ন্ত বৃষ্টির লব্ধি বেগ কত? (On a rainy day, Faoziya observed that rain was falling with a vertical velocity of 6 km/hr. She also saw that a person was walking with 4 km/hr and another person was riding a bi- cycle with 8 km/hr. What is the resultant velocity of rain with respect to the walking person?)
A -7.016 km/hr
B 9.01 km/hr
C 8.21 km/hr
D 7.21 km/hr
E 7.0 km/hr
Air pollution, together withA littering, areB causing manyC problems in our largeD,industrial citiesE today.
A A
B B
C C
D D
The density of a gas 'X' is twice that of another gas 'Y'. If the molecular weight of gas 'Y' is 'M'; then the molecular weight of the gas 'X' will be
A 2M
B $$\frac{{\text{M}}}{2}$$
C M
D $$\frac{{\text{M}}}{4}$$
দুটি এক-পরমাণুক আদর্শ গ্যাস পরস্পরের সাথে তাপীয় সাম্যাবস্থায় আছে। A গ্যাস m ভরের অণু দ্বারা গঠিত, এবং B গ্যাস 4m ভরের অণু দ্বারা গঠিত। A গ্যাসের আয়তন ৪ গ্যাসের আয়তনের দ্বিগুণ। এদের চাপের অনুপাত PA / PB কত? (Two monoatomic ideal gases are in thermal equilibrium with each other. Gas A is composed of molecules with mass m while gas B is composed of molecules with mass 4m. The volume of gas A is twice that of gas B. What it the ratio of their pressures PA / PB ?)
A 1/4
B 1/2
C 1
D 2
a chemial is mixed 30 ml mixed , 10 ml is acid , how much ml of acid must be mixed such that a 50/50 mixure of water and acid is attend if no additional water is added
A 20
B 10
C 40
D 30

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