Linear momentum of a photon is_______________?
Linear momentum of a photon is_______________?
A. zero
B. hv/c2
C. hv/c
D. c2/hv
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The most suitable unit for expressing nuclear radius is_______?
The most suitable unit for expressing nuclear radius is_______?A. Angstrom
B. Micro
C. Nano meter
D. FermiBracket series is obtained when all transition of electron terminate on_______________?
Bracket series is obtained when all transition of electron terminate on_______________?A. 4th orbit
B. 5th orbit
C. 3rd orbit
D. 2nd orbitThe collision between two bodies be elastic if bodies are_________________?
The collision between two bodies be elastic if bodies are_________________?A. solid and soft
B. soft and elastic
C. solid and hard
D. hard and elasticMagnification of the astronomical telescope is_____________?
Magnification of the astronomical telescope is_____________?A. fo+fe
B. fo/fe
C. fe/fo
D. (1+fo/fe)L/foWhich phenomena can be applied to estimate the velocity of star with respect to earth ___________________?
Which phenomena can be applied to estimate the velocity of star with respect to earth ___________________?A. Dopplers effect
B. Interference of waves
C. Beats phenomena
D. All of theseX-rays are electromagnetic waves like________________?
X-rays are electromagnetic waves like________________?A. Light waves
B. Heat waves
C. Microwaves
D. γ-rays