all the formula of light class 10
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MIRROR FORMULAE=>1/V+1/U=1/F
MAGNIFICATION=>HEIGHT OF IMAGE/HEIGHT OF OBJECT
OR
M=-V/U
1M2=M2/M1=SIN I /SIN R
POWER OF LENS =1/F
LENS FORMULAE=>1/V-1/U=1/F
IN CASE OF LENS
M=V/U
MAGNIFICATION=>HEIGHT OF IMAGE/HEIGHT OF OBJECT
OR
M=-V/U
1M2=M2/M1=SIN I /SIN R
POWER OF LENS =1/F
LENS FORMULAE=>1/V-1/U=1/F
IN CASE OF LENS
M=V/U
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