Mirrors
1.when object of size 2 cms placed at a distance of 40 cm from a concave mirror of focal length 10cm.find image distance ,image size,magnification,raydiagram and nature.
2.when object of size 3 cms placed at a distance of 20 cm from a concave mirror of focal length 10cm.find image distance ,image size,magnification,raydiagram and nature.
3.when object of size 4 cms placed at a distance of 15 cm from a concave mirror of focal length 10cm.find image distance ,image size,magnification,raydiagram and nature.
4.when object of size 5 cms placed at a distance of 10 cm from a concave mirror of focal length 10cm.find image distance ,image size,magnification,raydiagram and nature.
5.when object of size 6 cms placed at a distance of 5 cm from a concave mirror of focal length 10cm.find image distance ,image size,magnification,raydiagram and nature.
6.when object of size 2 cms placed at a distance of 40 cm from a convexmirror of focal length 10cm.find image distance ,image size,magnification,raydiagram and nature.
7.a real image of size 1/3rd size of object is formed when mirror of focal length 20cm Used.
Find v,u,nature,magnification,raydaigram,identify type of mirror
8.a real image of size 3 times size of object is formed when mirror of focal length 20cm Used.
Fing v,u,nature,magnification,raydaigram.,identify type of mirror also
9.A virtual image of size 3times size of object is formed when mirror of focal length 20cm Used.
Fing v,u,nature,magnification,raydaigram ,identify type of mirror also.
10.a virtual image of size 1/3 rd size of object is formed when mirror of focal length 20cm Used.
Fing v,u,nature,magnification,raydaigram. And type of mirror and justify ur answer
11.A convex mirror of focal length 10cm forms image at 15cm .if object size is 2 cm .find u,nature ,raydiagram,magnification
12.concave mirror of focal length 10cm forms real image at 15cm .if object size is 2 cm .find u,nature ,raydiagram,magnification
13.concave mirror of focal length 10cm forms real image at 20cm .if object size is 3 cm .find u,nature ,raydiagram,magnification
14.concave mirror of focal length 10cm forms real image at 30cm .if object size is 4cm .find u,nature ,raydiagram,magnification
15.concave mirror of focal length 10cm forms virtual image at 15cm .if object size is 2 cm .find u,nature ,raydiagram,magnification
16.if object is kept at distance of 20cm from concave mirror which form real image at 40 cm find f,magnification,h1,nature ray diagram,magnification
17. object is kept at distance of 20cm from concave mirror which form real image at 20 cm find f,magnification,h1,nature ray diagram,magnification
18.if object is kept at distance of 20cm from concave mirror which form real image at 10 cm find f,magnification,h1,nature ray diagram,magnification
19.if object is kept at distance of 20cm from convex mirror which form image at 10 cm find f,magnification,h1,nature ray diagram,magnification
17.
Lenses
1.when object of size 2 cm kept at a distance of 50m from a convexlens of focal length 20 cm .find v,h1,magnification,power nature and ray diagram.?
2..when object of size 3 cm kept at a distance of 40m from a convexlens of focal length 20 cm .find v,h1,magnification,power nature and ray diagram.?
3..when object of size 4 cm kept at a distance of 30m from a convexlens of focal length 20 cm .find v,h1,magnification,power nature and ray diagram.?
4..when object of size 5 cm kept at a distance of 10m from a convexlens of focal length 20 cm .find v,h1,magnification,power nature and ray diagram.?
5..when object of size 6 cm kept at a distance of 30m from a concave lens of focal length 20 cm .find v,h1,magnification,power nature and ray diagram.?
6.where should be object of size 2cm be kept from convex lens of focal length 20cm to get image at 60 cms.find magnification,power,h1 ,nature ,ray diagram also?
7.where should be object of size 3cm be kept from convex lens of focal length 20cm to get image at 40 cms.find magnification,power,h1 ,nature ,ray diagram also?
8.where should be object of size 4cm be kept from convex lens of foca
where should be object of size 4cm be kept from convex lens of focal length 20cm to get image at 30 cms.find magnification,power,h1 ,nature ,ray diagram also?
9.where should be object of size 5cm be kept from convex lens of focal length 20cm to get
Virtual image at 40 cms.find magnification,power,h1 ,nature ,ray diagram also?
10.where should be object of size 6cm be kept from concave lens of focal length 20cm to get image at 10 cms.fing magnification,power,h1 ,nature ,ray diagram also?remember it forms always virtual be careful
11.find focal length of convexlens when object of size 2 cms kept at a distance of 60 cm which forms a real image at 30 cms.find also magnification, power ,h1,nature and ray diagram
12.find focal length of convex lens when object of size 2 cms kept at a distance of 40 cm which forms a virtual image at 40 cms.find also magnification, power ,h1,nature and ray diagram
13.find focal length of concave lens when object of size 2 cms kept at a distance of 30 cm which forms a real image at 50 cms.find also magification, power ,h1,nature and ray diagram
14.find focal length ofconvex lens when object of size 2 cms kept at a distance of 60 cm which forms a real image at 30 cms.find also magnification, power ,h1,nature and ray diagram
15.find focal length of concave lens when object of size 2 cms kept at a distance of 60 cm which forms a virtaul image at 30 cms.find also magnification, power ,h1,nature and ray diagram
Level2
16.when an object is kept in front of convex lens forms a real image 1/3 rd size of object whose focallength30cm.findu,v,power,magnification,nature raydiagram
17.when an object is kept in front of convex lens forms a virtual image 2 times size of object whosefocallength30cm.findu,v,power,magnification,nature raydiagram
18.when an object is kept in front of concave lens forms a image 1/3 rd size of object whose focallength30cm.findu,v,power,magnification,nature raydiagram
19.on a meter scale object is kept at 30cm mark
Lens on 40 cm mark if image is formed at 60cm mark .find focal length of len f,u,v,magnification,power,nature ,ray diagramon
20.on a meter scale object is kept at 60cm mark
Lens on 80 cm mark if virtual image is formed at 40cm mark .find focal length of len f,u,v,magnification,power,nature ,ray diagram
20.
