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Physics

Physics
Red light has a wavelength of 70 A°. In "nm" it is

7 nm
0.07 nm
700 nm
70 nm

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Physics
Which one among the following is not an electromagnetic wave?

Infrared Ray
R-Ray
Cathode Ray
X-Ray

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Physics
Which, of the following radiations has the least wavelength ?

G-rays
X-rays
B-rays
A-rays

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Physics
Which of the following colour of light deviates least through the prism?

Green
Violet
Red
Yellow

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Physics
Which of the following is/are part of the Classical Physics?

Thermodynamics
Both a and b
None
Optics

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Physics
Which of the following was the first theory of superconductivity?

Quantum field theory
London theory
Resonating valence bond theory
Ginzburg Landau theory

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