crookes tube meaning in Hindi

Examples

1. The electronic vacuum tubes invented later around 1906 superseded the Crookes tube.
2. On November 8, 1895, Lenard and Crookes tubes and began studying them.
3. His early experiments were with Crookes tubes, a cold cathode electrical discharge tube.
4. Taking an X-ray image with early Crookes tube apparatus, late 1800s.
5. Cathode rays were discovered by Johann Hittorf in 1869 in primitive Crookes tubes.
6. Crookes tubes are now used only for demonstrating cathode rays.
7. The Crookes tube was improved by William Coolidge in 1913.
8. In 1895, Wilhelm R�ntgen discovered X-rays emanating from Crookes tubes.
9. It was a cold-cathode diode, a modification of the Crookes tube with a phosphor-coated screen.
10. Thomson constructed a Crookes tube with a better vacuum.