A car travels half the distance with constant velocity of 40 kmph and the remaining half with a constant velocity 60 kmph The average velocity of the car in kmph is

Question

A car travels half the distance with constant velocity of 40 kmph and the remaining half with a constant velocity 60 kmph The average velocity of the car in kmph is (A) 40 (B) 45 (C) 48 (D) 50

Tardigrade Admin · Accepted Answer

Average velocity, v av =(s/(s)80+(s)120 =48 kmph

Q. A car travels half the distance with constant velocity of 40 kmph and the remaining half with a constant velocity 60 kmph The average velocity of the car in kmph is

40

45

48

50

Average velocity,
$v_{a v} = \frac{s}{\frac{s}{80} + \frac{s}{120}}$
$= 48 km p h$

Q. A car travels half the distance with constant velocity of 40 kmph and the remaining half with a constant velocity 60 kmph The average velocity of the car in kmph is

40

45

48

50

Average velocity, vav​=80s​+120s​s​ =48kmph

Average velocity,
$v_{a v} = \frac{s}{\frac{s}{80} + \frac{s}{120}}$
$= 48 km p h$