The rate of chemical reaction does not depend upon
1 Concentration
2 Catalyst
3 Temperature
4 Pressure
What is practical frequency. ? How create a frequency band?
Optic fibers are mainly used for which of the following? 1 Communication 2 Weaving 3 Musical instruments 4 Eye surgery
what are disadvantages of interrupt and exception?
Which metal is used for Galvanisation of iron?
13 Answers ncert, TCS, TNPSC Tamil Nadu Public Service Commission,
What is the Cellular Structure ?
Which one of the following is the petroleum wax? 1 Bees wax 2 Carnauba wax 3 Paraffin wax 4 Jojoba wax
Which of the following is a chemical change? 1 Oxidation 2 Reduction 3 Sublimation 4 Decomposition
Who was the first cosmonaut?
When and where was the tata institute of fundamental research founded?
Which of the following is not an isotope of hydrogen? 1 Protium 2 Yitrium 3 Deuterium 4 Tritium
Of the following metals which, one pollutes the air of a big city? 1 Copper 2 Chromium 3 Lead 4 Cadmium
3 Answers HCL, High Court, SSC,
Atoms of an element differ from those of all other elements in 1 Atomic number and electronic configuration 2 Atomic number and number of valence electrons 3 Number of neutrons and electronic configuration 4 None of these