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  1. Chapter 5 Class 6 Understanding Elementary Shapes
  2. Serial order wise
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Transcript

Ex 5.2, 2 Where will the hand of a clock stop if it (a) starts at 12 and makes 1/2 of a revolution, clockwise? 1 revolution = 12 hours 1/2 revolution = 12/2 = 6 hours So, clock will move 6 hours & stop at 6. Ex 5.2, 2 Where will the hand of a clock stop if it (b) starts at 2 and makes (1 )/2 of a revolution, clockwise? 1 revolution = 12 hours 1/2 revolution = 6 hours So, clock will move 6 hours & stop at 8. Ex 5.2, 2 Where will the hand of a clock stop if it (c) starts at 5 and makes 1/4 of a revolution, clockwise? 1 revolution = 12 hours 1/2 revolution = 12/4 = 3 hours So, clock will move 3 hours & stop at 8. Ex 5.2, 2 Where will the hand of a clock stop if it (d) starts at 5 and makes 3/4 of a revolution, clockwise? 1 revolution = 12 hours 1/2 revolution = 3/4 × 12 = 3 × 3 = 9 hours So, clock will move 9 hours & stop at 2.

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Davneet Singh
Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 8 years. He provides courses for Maths and Science at Teachoo. You can check his NCERT Solutions from Class 6 to 12.