Related Questions

In a steam engine, superheated steam from the boiler is fed into the steam chest at a pressure of
A 10 atmospheres
B 20 atmospheres
C 30 atmospheres
D 40 atmospheres
There are 10 orange sodas, 15 cream sodas and 7 cherry sodas in an ice chest. How many sodas must be removed from the ice chest to guarantee that one of each type of soda has been chosen?
A 16
B 18
C 23
D 26
There are 10 orange sodas, 15 cream sodas, and 7 cherry sodas in an ice chest, How many sodas must be removed from the ice chest to guarantee that one of each type of soda has been chosen?
A 16
B 18
C 23
D 26
If you get it off your chest, you will feel better . Here "get it off your chest" means ----
A talk about it
B through it out
C hope for it
D forget it
Rocks formed due to alteration of original structure due to heat and excessive pressure are called
A Sedimentary rocks
B Igneous rocks
C Metamorphic rocks
D None of these
Which of the following treaties was for the purpose of banning nuclear explosions?
A NATO
B CTBT
C NPT
D SALT
Numbing terror filled their brains as they witnessed the explosions. Here the underlined word is closest is meaning to__.
A torpid
B tantalizing
C sentient
D paralyzing
The gas that usually causes explosions in coal mines is
A Hydrogen
B Carbon monoxide
C Air
D Methane
In a forced feed lubrication system, the device used to guard against excessive oil pressure, is known as
A Release chamber
B Balancer
C Relief valve
D Stop valve
STP-তে একটি আদর্শ গ্যাসকে প্রথমে তার প্রাথমিক আয়তনের এক-তৃতীয়াংশে সংকুচিত করা হয়, এবং তারপর প্রসারিত হতে দেওয়া হয় যতক্ষণ না তার চাপ প্রাথমিক চাপের অর্ধেক হয়। উভয় প্রক্রিয়ায় গ্যাসের তাপমাত্রা স্থির থাকে। যদি গ্যাসের প্রাথমিক অভ্যন্তরীণ শক্তি । হয়ে থাকে তাহলে এর চূড়ান্ত অভ্যন্তরীণ শক্তি কত? (An ideal gas at STP is first compressed to one-third of its initial volume and then allowed to expand until its pressure is half the initial pressure. The temperature of the gas remains constant during both the processes. If the initial internal energy of the gas is U, what is its final internal energy?)
A U/3
B U/2
C U
D 2U/3

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