Kinematics Question 104
Question: Assertion : The average speed of an object may be equal to arithmetic mean of individual speed. Reason : Average speed is equal to total distance travelled per total time taken.
Options:
A) If both assertion and reason are true and the reason is the correct explanation of the assertion.
B) If both assertion and reason are true but reason is not the correct explanation of the assertion.
C) If assertion is true but reason is false.
D) If the assertion and reason both are false.
E) If assertion is false but reason is true.
Show Answer
Answer:
Correct Answer: B
Solution:
Average speed = Total distance /Total time Time average speed $ =\frac{v _{1}+v _{2}+v _{3}+……}{n} $
