Light is incident normally on a on a circular dise,The intersity at the centre of the region of geo-metrical shadow is -(i)i Zero)(1) maximum(1) minimum(11) None of the above

Light is incident normally on a on a circular dise,The intersity at

1.	Light is incident normally on a on a circular dise,The intersity at the centre of the region of geo-metrical shadow is -(i)i Zero)(1) maximum(1) minimum(11) None of the above
Answer» MINIMUM GEOMETRICAL SHADOW at the CENTRE of the INTENSITY