Obtain a relation for the distance travelled by an object moving with a uniform acceleration in the interval between $4^{th}$ and $5^{th}$ seconds.

  • A

    $\left(u+5 a\right)\, m$

  • B

    $\left(u+\frac{3}{2} a\right)\, m$

  • C

    $\left(u+\frac{9}{2} a\right)\, m$

  • D

    $\left(u+4a\right)\, m$

Similar Questions

A cyclist driving at $5\, m s ^{-1}$ picks a velocity of $10\, m s ^{-1}$ over a distance of $50\, m$. Calculate $(i)$ acceleration $(ii)$ time in which the cyclist picks up the above velocity.

The displacement of a moving object in a given interval of time is zero. Would the distance travelled by the object also be zero ? Justify you answer.

What can you say about the motion of an object whose distance time graph is

$(i)$ a straight line, parallel to the time axis ?

$(ii)$ a straight line passing through the origin making an angle with the time axis ?

A body can have zero average velocity but not zero average speed. Justify.

The following table show os the positon of three persons between $8.00\, am$ to $8.20\, am$.

Time Position (in $km$)  
Person $A$ Person $B$ Person $C$
$8.00 \,am$ $0$ $0$ $0$
$8.05 \,am$ $4$ $5$ $10$
$8.10\, am$ $13$ $10$ $19$
$8.15 \,am$ $20$ $15$ $24$
$8.20\, am$ $25$ $20$ $27$

 $(i)$ Who is moving with constant speed ?

$(ii)$ Who has travelled maximum distance between $8.00\, am$ to $8.05\, am$ ?

$(iii)$ Calculate the average speed of person $'A^{\prime}$ in $k m h^{-1}$