General Science

1. Nucleus of an atom consists of
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(A) Proton
(B) Neutron
(C) Proton and Neutron
(D) Electron, Proton and Neutron

2. The atomic number of carbon is 6 and its atomic mass is 12. How many protons are there in the nucleus of carbon?
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(A) 06 protons
(B) 12 protons
(C) 18 protons
(D) Zero protons

3. All the four quantum numbers of two electrons in an atom are not the same. It is the law of
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(A) Hund’s
(B) Exclusion Principle of Pauli
(C) Uncertainty Principle of Hiesenberg
(D) Avogadro’s Law

4. What happens when a chemical bond is formed?
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(A) energy is always absorbed
(B) energy in always released
(C) more energy is released than is absorbed
(D) energy is neither released nor absorbed

5. The dimension of impulse is the same as that of
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(A) Volume
(B) Momentum
(C) Torque
(D) Change in the rate of momentum

6. Which type of insulators are used for high voltage application?
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(A) Suspension type
(B) Pin type
(C) Strain type
(D) Post type

7. The current flows in a telephone line is
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(A) sound energy
(B) electric energy
(C) radio energy
(D) mechanical energy

8. Are used for communication in artificial satellites
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(A) Infrared waves
(B) Radio waves
(C) Ultraviolet (UV) rays
(D) Amplitude Modulation (A.M.) waves

9. The reverse effect of X-ray emission is
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(A) Raman effect
(B) Compton effect
(C) Zeeman effect
(D) Photoelectric

10. Copper wires are generally used for electrical power transmission instead of iron wire because
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(A) copper is cheaper than iron
(B) copper is lighter than iron
(C) copper is a better conductor of electricity than iron
(D) copper can take higher power than iron