A bucket tied at the end of a $1.6\, m$ long string is whirled in a vertical circle with constant speed. What should be the minimum speed so that the water from the bucket does not spill, when the bucket is at the highest position ............ $m/sec$ (Take $g = 10\, m/sec^2$)
$4$
$6.25$
$16$
None of the above
Block $B$ moves to the right with a constant velocity $v_0$. The velocity of body $A$ relative to $B$ is:
Choose the correct statement
The maximum "$F$" which will not cause motion of any of the blocks $............\,N$
A bomb of mass $1 \,kg$ initially at rest, explodes and breaks into three fragments of masses in the ratio $1: 1: 3$. The two pieces of equal mass fly off perpendicular to each other with a speed $15 \,m / s$ each. The speed of heavier fragment is ........... $m / s$
Select correct statement regarding pseudo force