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(b) two level laser (a) Trays (b) X-rays (a) 10's Pussies Postmortem Series (Special Edition 2021) Intermediate Part-11 (a) Twee level laser 8. For holograply we use a beam of: Lo four tewel loser () none of these 9. Production of X-rays can be regarded as the inverse of: (c) B-rays d) LASTER (a) Compion effect (b) P'air Production (c) Malter Annihilation My Photoclectric effect 10. Life time of mela stable state is: WATO's (c) 10's (d) 103 11. The radius of atom is of the order of? 16) 10- (c) 10m 12. X-rays can be (a) Reflected (b) Diffracted (c) Polarized 13. Energy of Characteristic X-rays depends on: (a) Frequency (b) Potential (J) AHI 14. Continuous X-rays emit in: (a) One direction (b) 2 Directions (c) 3 Directions (d) All directions 15. In induced emission photon is emitted in (a) Specific direction by in the direction of first photon (e) Downwird(d) Arbitrary direction 16. In Hellium-Neon Laser which is lasing gas: (a) He (6) Ne (c) Both (d) None (a) 1000 m INOL AVEY LAHOLM ...
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