5. At 9:30 am, Osmar left the house on his bicycle to visit some friends. First, he went to Odair's house, 12 km away, arriving at 10 am. After talking for half an hour, Osmar headed to Rosângela's house, maintaining a constant speed of 20 km/h. He got there at 11:30 am. What was Osmar's average speed, in km/h, from his house to Rosângela's house?
Your videos on E&M are legendary.
Ayy youre back, i just want to say you helped me pass my physics 2 class! Thank you!!
Such a GREAT teacher thanks!
The man, the myth, the legend.
The legend has returned
Nice, you're back
Thank you so much for your videos.
Cleared some important olypiads bcz of you.
Still better than indian education system
5. At 9:30 am, Osmar left the house on his bicycle to visit some friends. First, he went to Odair's house, 12 km away, arriving at 10 am. After talking for half an hour, Osmar headed to Rosângela's house, maintaining a constant speed of 20 km/h. He got there at 11:30 am. What was Osmar's average speed, in km/h, from his house to Rosângela's house?
aver.speed=(total distance)/(total time) so (12km+0km+20km)/(2 hr)=16km/hr
Big like99
🙂