physics p1.pdf

UGANDA NATIONAL EXAMINATIONS BOARD 2024 2½ hours © 2024 Uganda National Examinations Turn Over Theory PHYSICS Paper 1 2 hours 30 minutes INSTRUCTIONS TO CANDIDATES: This paper consists of two sections; A and B It has seven examination items.. Section A has three compulsory items. Section B has two parts; I and II. Answer one item from each part. Answer five items in all. Any additional item(s) answered will not be scored. All answers must be written in the booklets provided. Uganda Certificate of Education 535/1 PHYSICS Paper 1 (b) the sound they heard was unclear, confused and indistinct. As a student of physics; (c) the colour of their clothes kept changing when coloured lights flashed on them. Item 2. In a certain town, people are concerned about the waste disposal from the factory into the nearby lake which is their source of water for home use. They raised this issue to the chairperson Local Council 1 (LC1) who directed the management of the factory to stop disposing waste into the lake. A scientist was contacted to investigate the presence of radioactive material in the water. The scientist found out that the water was indeed radioactive as shown in Table 1. Task: 2 SECTION A Answer all the items from this section Item 1. A brass band was invited to play during a celebration near a tall building, a distance slightly more than 17 m away. Two friends standing in the same direction and in line with the playing band, heard the sound from the band at different intervals of t