An atom of an element with mass number 23 and atomic number
11 will have
1 11 neutrons, 12 protons and 11 electrons
2 11 protons, 12 neutrons and 11 electrons
3 11 neutrons, 11 protons and 12 electrons
4 23 protons and 11 electrons
NO OF PLANT IN ONGC
What is the Movement ?
In an atomic explosion, enormous energy is released which is due to the 1 Conversion of neutrons into protons 2 Conversion of chemical energy into nuclear energy 3 Conversion of mass into energy 4 None of these
when u step up the voltage using atransformer ,,,then what about the secondary current will it be increased or decreased ?
Carbon, diamond and graphite are together called 1 Isomers 2 Allotropes 3 Isomorphs 4 Isotopes
What is the Embrylogy ?
what are advantages & disadvantages of science?
The difference between a nuclear reactor and an atom bomb is that 1 No chain reaction takes place in nuclear reactor while in the atomic bomb there is a chain reaction 2 No chain reaction takes place in atomic bomb while it takes place in a nuclear reactor 3 The chain reaction in nuclear reactor is controlled 4 None of these
Water gas is prepared by passing 1 Steam over white-hot coke 2 Air over red-hot coke 3 Methane over red-hot coke 4 Steam over heated sulphur
What is the Physiology ?
Which of the following gases is not known as green house gas? 1 Carbon dioxide 2 Methane 3 Nitruous oxide 4 Hydrogen
4 Answers ACIO, Infosys, ptet,
Find the odd one: 1 Marble 2 Chalk 3 Limestone 4 Slaked lime