A point object at 15 cm from a concave mirror of radius of curvature 20 cm is made to oscillate along the principal axis with amplitude 2 mm. The amplitude of its image will be

An object is placed 15 cm from a convex mirror of radius of curvature 90 cm. Calculate position of the image and its magnification.

A point object on the principal axis at a distance 1.5 cm in front of concave mirror of radius of curvature 20 cm has velocity 2mm/s is perpendicular to the principal axis. The velocity of image at that instant will be

A point object on the principal axis at a distance 1.5 cm in front of concave mirror of radius of curvature 20 cm has velocity 2mm/s is perpendicular to the principal axis. The velocity of image at that instant will be

A point object on the principal axis at a distance 15cm in front of a concave mirror of radius of curvature 20cm has velocity 2mm//s perpendicular to the principal axis. The magnitude of velocuty of image at that instant will be

A point object on the principal axis at a distance 1.5cm in front of a concave mirror of radius of curvature 20cm has velocity ,2mm/s perpendicular to , the principal axis.The velocity of image at that instant will be

A point object at a distance 5R/3 from the pole of a concave mirror. R is the radius of curvature of mirror. Point object oscillates with amplitude of 1mm perpendicular to the principal axis. The amplitude of image is

A point object at a distance 5R/3 from the pole of a concave mirror. R is the radius of curvature of mirror. Point object oscillates with amplitude of 1mm perpendicular to the principal axis. The amplitude of image is

A point object at a distance 5R/3 from the pole of a concave mirror. R is the radius of curvature of mirror. Point object oscillates with amplitude of 1mm perpendicular to the principal axis. Position of image when object is at O is :