Alloy Steel
Solder
German Silver
Nichrome
An alloy used in making heating elements for electric heating devices is
An Antigen is
An aqueous solution of copper sulphate is acidic in nature because the salt undergoes
An artificial satellite orbiting the earth does not fall down because the earths attraction
An atomic clock is based on transitions in
An egg sinks in soft water but floats in a concentrated solution of salt as
An electric kettle takes 4A current at 220 V. How much time will it take to boil 1 Kg of water from temperature 20°C? The temperature of boiling water is 100°C
An electromagnetic wave of frequency v = 3.0 MHz passes from vacum into a dielectric medium with permittivity ε = 4.0 Then :
An Element Atomic number 17 and Mass number 36, then number of neutrons present in it
An element with atomic number 36 belongs to the
