Related Questions

The pile which supports the load partly by friction and partly by resting on hard stratum, is called
A Friction pile
B Bearing pile
C Friction bearing pile
D Rough pile
Anik travels 35 kilometers (km) partly at 4km /h and partly at 5 km/h. If he covers the distance at 5 km/h he could cover 2 km more in the same time. The time taken to cover the whole distance at original rate is -
A 4hr 30 min
B 5hr 24 min
C 7hr 24 min
D 9 hr 24 min
In a class composed of x girls and y boys what part of the class is composed of girls ?
A y / ( x + y )
B x / xy
C x / ( x + y)
D y / xy
In a class composed of x girls and y boys what part of the class is composed of girls.
A y / (x +y)
B x / xy
C x / ( x +y)
D y/ xy
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
In a mercury arc rectifier positive ions are attracted towards
A anode
B cathode
C shell bottom
D mercury pool
Positive ions are atoms that have
A Gained a proton
B Lost a proton
C Gained an electron
D Lost an electron
E None of the above
A stretch of sea water, partly or fully separated by a narrow strip from the main sea is called
A Bay
B Isthmus
C Lagoon
D Strait
In a grid control of mercury arc rectifiers when the grid is made positive relative to cathode, then it the electrons on their may to anode.
A accelerates
B decelerates
C any of the above
D none of the above
The effect of increase in carbon dioxide level of the atmosphere and its profound effect on our climate is called the
A Catalytic conversion
B Green house effect
C Global warming
D Both B and C

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