$(a)$ When will you say a body is in
$(i)$ uniform motion $(ii)$ non$-$uniform motion ?
$(b)$ Show the path of an object when it is in uniform motion with the help of a graph.
$(a)$ $(i)$ When it covers equal displacements in equal intervals of time.
$(ii)$ When it does not come equal displacements in equal intervals of time.
Name the force which is responsible for change in position or state of an object.
An electric train is moving with a velocity of $120\, km h^{-1} .$ How much distance will it corer in $30 \,s$ ?
Give an example of an accelerated body, moving with a uniform speed.
Write true or false for the following statements
Motion along a curved line is called translatory or rectilinear motion.
From the given $v -t$ graph (Fig.), it can be inferred that the object is