Home
Class 14
MATHS
Two planes move along a circle of circum...

Two planes move along a circle of circumference 1.2 km with constant speeds. When they move in different directions, they meet every 15 seconds and when they move in the same direction, one plane overtakes the other every 60 seconds. Find the speed of the slower plane.

A

0.04 km/s

B

0.03 km/s

C

0.05 km/s

D

0.02 km/s

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • TIME, SPEED AND DISTANCE

    DISHA PUBLICATION|Exercise PRACTICE EXERCISE (Expert Level)|44 Videos

  • TIME AND WORK

    DISHA PUBLICATION|Exercise Test Yourself|15 Videos

  • TRIGONOMETRY AND ITS APPLICATIONS

    DISHA PUBLICATION|Exercise Practice Exercise (Foundation Level)|18 Videos

Similar Questions

Explore conceptually related problems

Two planes move along a circle of circumference 1.2 kms with constant speeds. When they move in different directions,they meet every 15 seconds and when they move in the same direction one plane overtakes the other every 60 seconds.The speed of the slower plane is 0.02backslash km/s b.0.03backslash km/s backslash c.0.04backslash km/s d.0.05backslash km/s

Two trains each of length 50m. are running with constant speeds on parallel tracks. While moving in same direction one over takes the other in 40 seconds and while moving in opposite direction on ecrosses the other in 20 seonds. The speeds of trains will be:-

Two trains cross each other in 12 seconds , when they travel in opposite directions and they take 60 seconds when they travel in the same direction. The possible speeds of the trains, (inm/sec), can be:

Distance between A & B is 120 km. If they both move towards each other (opposite direction) they meet in 2 hours but if they move in same direction they meet in 6 hours. Find their speed.

Two ducks move along the circumference of a circular pond in the same direction and come alongside each other every 54 minutes. If they moved with the same speeds in the opposite directions, they would meet every 9 minutes. It is known that when the ducks moved along the circumference in opposite directions, the distance between them decreased from 54 to 14 feet every 48 seconds. What is the speed of the slower duck?

Find the speed of two objects if ,when they move uniformly towards each other, they get 5 m closer in every second and when they move uniformly in the same direction with their original speed , they get 4m closer every 10s

places A and B are 80km apart from each other on a highway.A car starts from A and other from B at the same time.If they move in the same direction,they meet in 8 hours and if they move in opposite directions,they meet in 1 hour and 20 minutes.Find the speed of the cars.