A boy reaches the airport and finds that the escalator is not working. He walks up the stationary escalator in time 
. If he remains stationary on a moving escalator then the escalator takes him up in time 
. The time taken by him to walk up on the moving escalator will be :
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
C
L = Length of escalator
When only escalator is moving.
when both are moving
Prepare Smarter with CGP Edu
Get practice questions, solutions, and test series in one place.
Write a Review
Share your experience with this question and solution.
Commentary
Send your comment, doubt, correction, or feedback to admin.
Similar Questions
Explore conceptually related problems
A boy pushes a box of mass 2kg with a force on a frictionless surface. If the box Wasinitially at …
A person is swimming with a speed of at an angle of with the flow and reaches to a pointdirectly …
The ranges and heights for two projectiles projected with the same initial velocity at angles and …
A helicopter is flying horizontally with a speed 'v at an altitude 'h' has to drop a food packet fo…
player kicks a football with an initial speed 25ms -1 of at an angle of from the ground. What are …
A bomb is dropped by fighter plane flying horizontally. To an observer sitting in the plane, the tr…