A swimmer can swim in still water with a speed of underoot 5 m/s. While crossing a river his average speed is 3m/s . If he crosses the river in shortest possible time, what is the speed of flow of water?

Asked by Last Modified  

Follow 0
Answer

Please enter your answer

Tutor

2 m/s
Comments

B.TECH in Civil Engineering from IIT-BHU, Varanasi.

2m/s
Comments

mathmagician

2 m/s
Comments

Maths Educator

2 m/s
Comments

Home Tutor

its 2 m/s
Comments

2m/s
Comments

Physics & Maths

For shortest possible time, he should attempt to swim in perpendicular (to the length of river) direction. And he will be swayed by the flow of river. 5 + n^2 = 3^2 ... yielding n = 2 m/s
Comments

View 5 more Answers

Related Questions

A letter is chosen at random from the word 'ASSASSINATION'. Find the probability that a letter is (i) a vowel (ii) a consonant.
Probability that it is a vowel is 6/13. Probability that it is a consonant is 7/13.
Kumar Upendra Akshay
What would be the best method to teach online?
Firstly student must have a basic idea about the subject, then on the process of teaching it would be more like an 2-way discussion rather than only the tutor explaining.
Banu P.
There are 12 white and 12 red balls in a bag. Balls are drawn one by one with replacement from the bag. What is the probability that 7th drawn ball is 4th white ball ?
To find: The probability that the 7th ball drawn is the 4th white ball. Solution: Probability of getting a white ball per draw is 1/2. Probability of getting a red ball per draw is 1/2. As...
Kumar Upendra Akshay
1 0
9
Solve: (D^2-2D+2)Y=Sin2x+5
(D^2-3DD' 2D'^2)Z=SINX COSX
Swethini
0 0
9

Now ask question in any of the 1000+ Categories, and get Answers from Tutors and Trainers on UrbanPro.com

Ask a Question

Related Lessons

Increase efficiency of brain
This mind game shall increase efficiency of your brain. eg. if you study 6 hours you can produce an output of 12 hours by playing this game. If you really wanna play this game and increase your abilty...

Types of Financing
Types of Financing Bridge Financing Bridge finance refers to loans taken by a company normally from commercial banks for a short period because of pending disbursement of loans sanctioned by financial...

Difference between economy and economics.
Hello friends, We all get confused while talking about economy and economics. Some of us even use both the terms as substitutes. But there is a whole world of difference which I am going to describe....

Introduction To Accounting: Part 2: Book Keeping, Accounting And Accountancy
Book Keeping: Book Keeping is mainly concerned with record keeping or maintenance of books of accounts. The maintenance of books of accounts includes the following four activities: Identifying the...

Global Enterprises at a Glance, MNC and other international forms of business
Global Enterprises: These companies have many markets other than their own country market (domestic market) to sell their product. Their products are available nearly all over the world. Why has globalization...

Recommended Articles

Raghunandan is a passionate teacher with a decade of teaching experience. Being a skilled trainer with extensive knowledge, he provides high-quality BTech, Class 10 and Class 12 tuition classes. His methods of teaching with real-time examples makes difficult topics simple to understand. He explains every concept in-detail...

Read full article >

Mohammad Wazid is a certified professional tutor for class 11 students. He has 6 years of teaching experience which he couples with an energetic attitude and a vision of making any subject easy for the students. Over the years he has developed skills with a capability of understanding the requirements of the students. This...

Read full article >

Radhe Shyam is a highly skilled accounts and finance trainer with 8 years of experience in teaching. Accounting is challenging for many students and that’s where Radhe Shyam’s expertise comes into play. He helps his students not only in understanding the subject but also advises them on how to overcome the fear of accounts...

Read full article >

Sandhya is a proactive educationalist. She conducts classes for CBSE, PUC, ICSE, I.B. and IGCSE. Having a 6-year experience in teaching, she connects with her students and provides tutoring as per their understanding. She mentors her students personally and strives them to achieve their goals with ease. Being an enthusiastic...

Read full article >

Looking for Class 12 Tuition ?

Learn from the Best Tutors on UrbanPro

Are you a Tutor or Training Institute?

Join UrbanPro Today to find students near you