"In pure translation motion velocity of every particle of body at any instant" is what? Equal or unequal ?
"In pure translation motion velocity of every particle of body at any instant" is what? Equal or unequal ?
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Which type of forces are responsible in explosion of chemical bomb internal or external forces ?
Which type of forces are responsible in explosion of chemical bomb internal or external forces ?
In motion of spinning top at any one place, whether the point in spinning top remains stationary or line remains stationary?
In motion of spinning top at any one place, whether the point in spinning top remains stationary or line remains stationary?
In the given figure linear acceleration of solid cylinder of mass $m_2$ is $a_2$. Then angular acceleration $\alpha_2$ is (given that there is no slipping).
In the given figure linear acceleration of solid cylinder of mass $m_2$ is $a_2$. Then angular acceleration $\alpha_2$ is (given that there is no slipping).
Which forces needed for the rotational motion about a fixed axis ?
Which forces needed for the rotational motion about a fixed axis ?
$A$ block of mass $m$ is attached to a pulley disc of equal mass $m$, radius $r$ by means of a slack string as shown. The pulley is hinged about its centre on a horizontal table and the block is projected with an initial velocity of $5\, m/s$. Its velocity when the string becomes taut will be
$A$ block of mass $m$ is attached to a pulley disc of equal mass $m$, radius $r$ by means of a slack string as shown. The pulley is hinged about its centre on a horizontal table and the block is projected with an initial velocity of $5\, m/s$. Its velocity when the string becomes taut will be