BHU-PET SERIES Physics
Wave Optics
2 previous year questions.
Volume: 2 Ques
Yield: Medium
High-Yield Trend
2
2019 Chapter Questions 2 MCQs
01
PYQ 2019
medium
physics ID: bhu-pet-
The radius of the first zone in a zone plate of focal length 40 cm for light of wavelength 4000 Å is:
1
0.4 cm
2
0.04 cm
3
0.16 cm
4
0.010 cm
02
PYQ 2019
medium
physics ID: bhu-pet-
Which of the following is an optically active substance?
1
Calcite
2
Tourmaline
3
Quartz
4
Sodium Chloride