A bus covers the first half of a certain...

A bus covers the first half of a certain distance with speed `v_(1)` and the second half with a speed `v_(2)` .The average speed during the whole journey is :

A

`(v_(1)+v_(2))/(2)`

B

`(v_(1)v_(2))/(v_(1)+v_(2))`

C

`sqrt(v_(1)v_(2))`

D

`(2v_(1)v_(2))/(v_(1)+v_(2))`

Text Solution

Verified by Experts

The correct Answer is:

d

Similar Questions

Explore conceptually related problems

A particle covers half of its total distance with speed v_(1) and the rest half distance with speed v_(2) Its average speed during the complete journey is

A car complete the first half of its journey with speed v_(1), and the rest half with speed v_(2). The average speed of the car in whole journey:

A particle covers half of its total distance with speed v_1 and the rest half distance with speed v_2 . Its average speed during the complete journey is.

A particle travels first half of the total distance with constant speed v_1 and second half with constant speed v_2. Find the average speed during the complete journey.

A particle travels first half of the total time with speed v_1 and second half time with speed v_2. Find the average speed during the complete journey.

If a particle travels the first half distance with speed v_(1) and second half distance with speed v_(2) . Find its average speed during journey.

Recommended Questions

A bus covers the first half of a certain distance with speed v(1) and ...
Text Solution
|
दिखाइए कि निर्वात में प्रकाश की चाल c = (1 )/(sqrt (mu (0 )epsilon (0...
Text Solution
|
एक वृत्तीय धारा लूप का चुम्बकीय द्विध्रुव M है। यदि धरा लूप की त्रिज्...
Text Solution
|
प्रदत्त चित्र में दो लम्बे समान्तर धारावाही चालकों में 1 ऐम्पियर तथा ...
Text Solution
|
2xx10^(-10) मी त्रिज्या के वृत्ताकार मार्ग पर एक इलेक्ट्रॉन 3 xx 10 ...
Text Solution
|
एक वायुयान के दोनों पंखों की नोकों के बिच की दुरी 30 मीटर है | यह 300 ...
Text Solution
|
प्रत्यावर्ती वोल्टेज स्त्रोत V=V(0)sin omega t से प्रेरकत्व L , ध...
Text Solution
|
कुण्डली में उतपन्न विधुत वाहक बल का व्यंजक कोणीय चाल के पदों ...
Text Solution
|
रेलवे के आधे टिकट का मूल्य पूरे किराये का आधा तथा आरक्षण व्यय पूरे टिक...
Text Solution
|