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Which of the following has the lease penetrating power? 1 Alpha particles 2 Beta particles 3 Gamma rays 4 All have the same penetrating power
3 5246Atoms are composed of 1 Electrons only 2 Protons only 3 Electrons and protons 4 Electrons and nuclei
1 3380The age of most ancient geological formations is estimated by 1 Potassium-argon method 2 Ra-Si method 3 C14method 4 Uranium-lead method
2 9509Which of the following is used as a moderation in nuclear reactor? 1 Ordinary water 2 Radium 3 Thorium 4 Graphite
2 4865Which of the following colors in he visible spectrum has maximum range? 1 Violet 2 Indigo 3 Orange 4 Red
1 5092Who suggested that most of the mass of the atom is located in the nucleus? 1 Thompson 2 Bohr 3 Rutherford 4 None of these
3 13266An 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
1 5389The location and energy of an electron in an atom can be specified by 1 Atomic mass 2 Atomic number 3 Quantum numbers 4 None of these
1 3747The location and energy of an electron in an atom can be specified by 1 Atomic mass 2 Atomic number 3 Quantum numbers 4 None of these
1 3655Old-written material, which cannot be read easily, can be read by 1 Cosmic rays 2 Ultraviolet rays 3 Infra red rays 4 None of these
1 15629In an atomic nucleus, neutrons and protons are held together by 1 Gravitational forces 2 Magnetic forces 3 Exchange force 4 Coulombic forces
1 15505Which of the following elements is not-radioactive? 1 Uranium 2 Thorium 3 Plutonium 4 zirconium
ACC,
3 20236Post New General Science Questions
What are reflecting nebulae?
Which is the research reactors of bhabha atomic research centre?
Why is ice wrapped in gunny sacks to prevent it from melting
Who propounded the signs of the zodiac?
The country helped in arihant’s built?
I am a student of class 12. PCMB group. I am not getting admission in any of the medical colleges. And I am not good at math. So what are the options available for me????
Which are the research centres of department of atomic energy?
What are cosmic rays?
Which is the largest comet?
Which are the wings of sri harikotah range ( shar )?
Explain the role of Science for sustainable Development
How does a RCCB work? Difference between ELCB & RCCB?
What was the code name given to the first explosion?
In which year, physical laboratory in ahmedabad was founded?
Who is the oldest cosmonaut?
