Poll Dhanush jha Asked: November 22, 2021In: Class 9 Science A motor car travels with the speed V₁ from A to B and returns back from B to A with a speed V₂. The average speed of the car during its journey is: Let distance between “A and B” be d. Average speed =Total distance/Total time = 2V₁.V₂/ V₁ + V₂ class 9 science mcq solutionsclass 9th science cbsc sample paper
Poll Dhanush jha Asked: November 22, 2021In: Class 9 Science The speed of a moving object is determined to be 0.06 metre per second. This is speed is equal to: Given, Speed=0.06m/s =0.06×3600/1000km/h =0.216km/h class 9 science mcq solutionsclass 9th science cbsc sample paper
