This question has Statement $1$ and Statement $2$. Of the four choices given after the Statements, choose the one that best describes the two Statements.
Statement $1$: If you push on a cart being pulled by a horse so that it does not move, the cart pushes you back with an equal and opposite force.
Statemf'nt $2$: The cart does not move because the force described in statement $1$ cancel each other
Statement $1$ is true, Statement $2$ is true,
Statement $2$ is the correct explanation of Statement $1$
Statement $1$ is false, Statement $2$ is true.
Statement $1$ is true, Statement $2$ is false.
Statement $1$ is true, Statement $2$ is true,
Statement $2$ is not the correct explanation of Statement $1$.
$N$ bullets each of mass $m \,kg$ are fired with a velocity $v\,m{s^{ - 1}}$ at the rate of n bullets per second upon a wall. The reaction offered by the wall to the bullets is given by
$A$ boy hits $a$ baseball with $a$ bat and imparts an impulse $J$ to the ball. The boy hits the ball again with the same force, except that the ball and the bat are in contact for twice the amount of time as in the first hit. The new impulse equals:
Consider the following statement: When jumping from some height, you should bend your knees as you come to rest, instead of keeping your legs stiff. Which of the following relations can be useful in explaining the statement
A block is placed on a rough horizontal plane. A time dependent horizontal force $F = kt$ acts on the block, where $k$ is a positive constant. The acceleration - time graph of the block is
Explain -product of mass and velocity is important in producing effect of force.