Physics, asked by saquib25, 11 months ago

a car travels 30 km at a uniform speed 30 km per hour and next 30 km at a uniform speed of 60 km per hour the average speed of the car is

Answers

Answered by rudhrahprasanth

Answer:

avg speed =60-30/2-1

=30

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Explanation:

rudhrahprasanth: mark me brainlest

saquib25: sry I can make you fake Brainlest cause your answer is wrong!

rudhrahprasanth: sry

saquib25: its okk although you have tried well!

aditya27012004: rudhrahprashant .. best of luck for the next time bro

Answered by aditya27012004

Explanation:

Avg. Speed = Total distance (S)/Total time taken

Total distance = 30 + 30 = 60 km

Total time for

1st part - Time = Distance/Speed

= 30/30 = 1 hr

2nd part - Time = Distance/Speed

= 30/60 = 0.5 hr

Avg. Speed = 60/1.5 = 40 km/hr

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