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Q.1) Sun appears red in color during sunrise and sunsset due to

(A) The fact that sun emits only red color at that time

(B) Red light having longer wavelength scatters away

(C) The sun comes out of the mountains

(D) The fact that all other colors scatter away except red

Q.2) The color of the ocean appears to be blue because the sunlight falling on it is

(A) Reflected

(B) Refracted

(C) Diffracted

(D) Scattered

Q.3) In the absence of the earath's atmosphere sky would appear

(A) Blue

(B) Deep red

(C) White

(D) Black

Q.4) Which is the phenomenon which established the transverse nature of light?

(A) Reflection

(B) Refraction

(C) Diffraction

(D) Polarization

Q.5) Rainbows are formed when sunlight

(A) Incident on rain drops hanging in the atmosphere is dispersed after suffering refraction

(B) Incident on rain drops hanging in the atmosphere is dispered after suffereing refraction and interna

(C) Incident on raindrops hanging in the atmosphere is dispensed after suffereing reflection

(D) None of the given statement is correct.

Q.6) Which of the following color of light deviates least through the prism?

(A) Yellow

(B) Green

(C) Violet

(D) Red

Q.7) Rainbow is formed due to

(A) Refraction and dispersion

(B) Scattering and refraction

(C) Diffraction and refraction

(D) Reflection and refraction

Q.8) Which of these waves can be polarized

(A) Sound waves in air

(B) Longitudinal waves on a string

(C) Transverse waves on a string

(D) Light waves

Q.9) The sky appears blue due to

(A) Rayleigh scattering

(B) Mie scattering

(C) Back scattering

(D) None of the above

Q.10) The splitting of white light into its component is due to

(A) Reflection

(B) Refraction

(C) Transmission

(D) Dispersion

ਜੇਕਰ ਤੁਸੀ ਕਿਸੇ ਵੀ ਸਰਕਾਰੀ ਨੌਕਰੀ ਬਾਰੇ ਜਾਣਕਾਰੀ ਲੈਣਾ ਚਾਹੁੰਦੇ ਹੋ ਤਾ ਉੱਤੇ ਦਿੱਤੇ ਕੰਮੈਟ ਬਾਕਸ ਵਿੱਚ ਕੰਮੈਟ ਕਰ ਸਕਦੇ ਹੋ ਧੰਨਵਾਦ ਅਰਨ ਮਨੀ ਜੋਬਜ ਟੀਮ