A ball of mass M is projected from point P making an angle of 45° with the horizontal.It strikes the target at Q.At which point its angular momentum about the point of projection is zero? P,H or Q

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Solution

Dear student,

The angular momentum about point of projection is given by,
$L = u \cos θ \times h Where h is height of point from horizontal .$
For point P, h = 0
So, angular momentum is zero about point P.
Regards.

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A ball of mass M is projected from point P making an angle of 45° with the horizontal.It strikes the target at Q.At which point its angular momentum about the point of projection is zero? P,H or Q

Dear student, The angular momentum about point of projection is given by, L=ucosθ×hWhere h is height of point from horizontal. For point P, h = 0 So, angular momentum is zero about point P. Regards.

Dear student,

The angular momentum about point of projection is given by,
$L = u \cos θ \times h Where h is height of point from horizontal .$
For point P, h = 0
So, angular momentum is zero about point P.
Regards.