Related Questions

Gamma amino butyric acid (GABA)
A Increases chloride permeability in the neurons
B Acts on post-synaptic membranes
C Has its action terminated by reuptake into neurons
D Is an excitatory transmitter at the CNS
E Has its action selectively blocked by strychnine
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
How many liters of a 90% of concentrated acid needs to be mixed with a 75% Solution of concentrated acid to get a 30 liter Solution of 78% concentrated acid?
A 8
B 6
C 7
D 9
The molecular mass of sulphuric acid is 98. If 49 g of the acid is dissolved in water to make one litre of solution, what will be the strength of the acid?
A Two normal
B One normal
C 0.5 normal
D Four normal
γ রশ্মির(Gamma Ray) ভেদন ক্ষমতা X- রশ্মির (X-Ray) থেকে– "
A কম
B সমান
C বেশি
D নগন্য
Device used for the detection and measurement of all types of radiation (alpha, beta and gamma)
A Geiger counter
B Polarimeter
C Calorimeter
D Radiometer
Gamma iron exits at following temperature
A Room temperature
B Near melting point
C Between 1400°C and 1539°C
D Between 910°C and 1400°C
For Gamma radiation, what stops its penetrating abilities?
A Lead
B Steal
C Concrete
D All of the above
Gamma-iron occurs between the temperature ranges of
A 400°C to 600°C
B 600°C to 900°C
C 900°C to 1400°C
D 1400°C to 1530°C
Paramagnetic alpha iron changes to gamma iron at
A 770°C
B 912°C
C 1440°C
D 1539°C

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