Modern Physics

A. Interference
B. Polarization
C. Electron diffraction
D. Refraction

A. The angle of scattering is 90°
B. The angle of scattering is 60°
C. The angle of scattering is 180°
D. The angle of scattering is 0

A. Ampere
B. Plank
C. Thomson
D. Einstein

A. shifts towards longer wavelength
B. shifts towards shorter wavelength
C. remain the same
D. shifts towards longer as well as shorter wavelengths

A. 1/2 mvmax2=hf+Φ
B. 1/2 mvmax2-hf = Φ
C. 1/2 mvmax2=hf-Φ
D. All of above are correct

A. infinite
B. zero
C. very small
D. 1.67 x 10-27 kg

A. equal to its rest mass
B. double of its rest mass
C. infinite
D. zero

A. ∆E = h/m∆c(1-cosθ)
B. ∆E . ∆t = h
C. mc2 = hv
D. Any of above

A. equal to its rest mass
B. double of its rest mass
C. infinite
D. zero

A. the threshold frequency for the metal surface
B. the intensity of incident light
C. the frequency of incident light and work function of the metal surface
D. all of the above