InterviewSolution
Saved Bookmarks
| 1. |
The Wheels Revolve Round A Common Horizontal Axis. They Make 15, 20 And 48 Revolutions In A Minute Respectively. Starting With A Certain Point On The Circumference Down Wards. After What Interval Of Time Will They Come Together In The Same Position? |
|
Answer» Time for one revolution = 60/15 = 4 60/ 20 = 3 60/48 = 5/4 LCM of 4, 3, 5/4 LCM of Numerators/HCF of DENOMINATORS = 60/1 = 60. Time for one revolution = 60/15 = 4 60/ 20 = 3 60/48 = 5/4 LCM of 4, 3, 5/4 LCM of Numerators/HCF of Denominators = 60/1 = 60. |
|