A body of mass moving along a straight line covers half the distance with a speed of
. The remaining half of the distance is covered in two equal time intervals with a speed of
and
respectively. The average speed of the particle for the entire journey is
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
B
: Let be the total distance travelled by the body.
Let be the time taken by the body to travel first half of the distance.
Let be the time taken by the body for each time interval for the remaining half journey.
or
Average speed
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