Q. One barrel is in equal to how many liters of oil?
Answer: 159L
Notes: In United States, an oil barrel is defined as 42 US gallons, which is about 159 litres or 35 imperial gallons.

This question is part of 40000+ General Studies MCQ Series Course on GKToday Android app. Question Number: 60 in Physics GK 02 - Units in above course in App.