A non-stop bus goes from one station to another station with a speed of 54km per hour. The same bus returns from the second station to the first station with a speed of 36km hr-1. find the average speed of the bus for the total journey

Answers (1)
S safeer

\\\\Average\ speed=\frac{2d}{\frac{d}{v_1}+\frac{d}{v_2}}=\frac{2v_1v_2}{v_1+v_2}\\\\=\frac{2\times15\times10}{25}=\frac{300}{25}=12m/s=43.2Km/h

Preparation Products

NEET Foundation 2022

NEET Foundation 2022.

₹ 14999/-
Buy Now
Biology Foundation for Class 10

Biology Foundation for Class 10.

₹ 999/- ₹ 499/-
Buy Now
Knockout JEE Main April 2021 (One Month)

Personalized AI Tutor and Adaptive Time Table, Self Study Material, Weekend Live Classes, Mentorship from our Experts, Unlimited Mock Tests and Personalized Analysis Reports, 24x7 Doubt Chat Support,.

₹ 14000/- ₹ 4999/-
Buy Now
Knockout NEET May 2021 (One Month)

Personalized AI Tutor and Adaptive Time Table, Self Study Material, Weekend Live Classes, Mentorship from our Experts, Unlimited Mock Tests and Personalized Analysis Reports, 24x7 Doubt Chat Support,.

₹ 14000/- ₹ 4999/-
Buy Now
Knockout JEE Main May 2021

Personalized AI Tutor and Adaptive Time Table, Self Study Material, Weekend Live Classes, Mentorship from our Experts, Unlimited Mock Tests and Personalized Analysis Reports, 24x7 Doubt Chat Support,.

₹ 22999/- ₹ 9999/-
Buy Now
Boost your Preparation for JEE Main with our Foundation Course
 
Exams
Articles
Questions