B.ED keys 19/10/2014

Subject:
Physical Science
(Series.A)

*Neutrons
=James Chadwick

*The mass of electron
=9.1x10-31kg

*isotopes
=17Cl37   17Cl37

*10m/s=36km/h

*The Substance
=soap

*the Principle
=Total internal reflection

*which of the
=Betelgeuse

*The solution
=Benedict Solution

*which of the
=600g water 60°c

*The coefficient of
=temperature of the wire

*The chemical name
=Calcium Sulphate

*Identify
=Radio waves:Henrich Hertz

*The pair of elements
=K, Br

*The time period
=length of the pendulum

*the Alloy
=Gunmetal

*The type of glass
=lead glass

*The animal
=Bat

*The first nuclear
=Tarapur

*The optical
=Concave mirror

*The saturated
=C4H10

*Cooking
=Low pressure

*Ammonia
=Baush-Haber Process

*32°F
=0°c

(NOTE:~
These are not final answrs
It's only best of my knowledge)