Question:
170 Four persons P Q R and S of same mass travel with same
Last updated: 6/28/2023
170 Four persons P Q R and S of same mass travel with same speed u along a square of side d such that each one always faces the other After what time will they meet each other u e CIP 2d 3 SF u R d 2 30 4 d 3u a spee 5 m s The tim equal to 1 12 3 15 175 Two tra direction ession 20 m s T 1 2 s 3 2