Question

distinguish between convex lens and concave lens​

Answer 1

☆*:.｡.o(≧▽≦)o.｡.:*☆

♪H♪E♪Y♪ ♪M♪A♪T♪E♪ ♪H♪E♪R♪E♪ ♪I♪S♪ ♪Y♪O♪U♪ ♪A♪N♪S♪W♪E♪R♪

Focal length of convex mirror is positive while focal length of concave mirror is negative.

Convex mirror forms virtual image while concave mirror forms both virtual and real.

⚡H⚡O⚡P⚡E⚡ ⚡I⚡T⚡ ⚡W⚡I⚡L⚡L⚡ ⚡H⚡E⚡L⚡P⚡ ⚡Y⚡O⚡U⚡

☾F☽☾O☽☾L☽☾L☽☾O☽☾W☽ ☾F☽☾O☽☾R☽ ☾M☽☾O☽☾R☽☾E☽ ☾A☽☾N☽☾S☽☾W☽☾E☽☾R☽☾S☽

(◕‿◕)♡

Answer 2

Answer:

Convex lens

• The reflected rays converges
• Generally real and inverted image is formed, except when object is between P and F
• Image size vary from point sized to highly enlarged
• It is used for correcting hypermetropic eye to see nearer objects

Concave lens

• The reflected rays diverges
• Virtual and erect image is formed
• Always form diminished image
• It is used for correcting myopic eye to see distant objects