De Broglie extend the wave particle duality to electron in ______...? Mcqs

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De Broglie extend the wave particle duality to electron in ______...?

(A) 1920
(B) 1922

(C) 1923
(D) 1925

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One Torr is equivalent to how many mm of Mercury...?

(A) 1 mm
(B) 10 mm

(C) 100 mm
(D) 0.1 mm

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On the Moon, the escape velocity is: __________...?

(A) Less than on Earth due to its lower mass and smaller radius
(B) More than on Earth due to its smaller radius

(C) The same as on Earth because escape velocity is a constant
(D) Dependent on the time of day

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The blueness of the sky is mainly due to _____________...?

(A) The scattering of sunlight by air molecules
(B) The presence of water vapor

(C) Absorption of blue light by the air
(D) Emission of blue light by the atmosphere

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Which bone in human body is not directly attached to other bones...?

(A) Ulna
(B) Hyoid

(C) Tibia
(D) Cranium

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Which one of the following is correct statement...?

(A) Oxidation occurs at cathode
(B) Reduction occurs at anode

(C) Reduction occurs at cathode
(D) Ions lose electrons at cathode

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What sub-class of neutron star is known for its extremely high magnetic field...?

(A) Magnetar
(B) Quasar

(C) Magneto
(D) Magnetta

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The energy which is received from heat is known as...?

(A) Sound Energy
(B) Thermal Energy

(C) Kinetic Energy
(D) Potential Energy

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A thick permeable layer around the plant cell is called...?

(A) Cell Wall
(B) Cytoplasm

(C) Cell Membrane
(D) None

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_______ is the average distance between the Earth and the sun ...?

(A) Moon unit
(B) Light unit

(C) Astronomical unit
(D) Solar unit

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