Question

In Newton ring experiment diameter of 5th and 15th rings are 0.3 and 0.62 then calculate the diameter of 25th ring

Answer 1

Answer

AnswerDiameter of the 20th dark ring.

AnswerDiameter of the 20th dark ring.D20=5.8 mm=5.82×10−3m

AnswerDiameter of the 20th dark ring.D20=5.8 mm=5.82×10−3mRadius of the 20th dark ring

AnswerDiameter of the 20th dark ring.D20=5.8 mm=5.82×10−3mRadius of the 20th dark ringr20=2.91×10−3m

AnswerDiameter of the 20th dark ring.D20=5.8 mm=5.82×10−3mRadius of the 20th dark ringr20=2.91×10−3mDiameter of the 10th dark ring

AnswerDiameter of the 20th dark ring.D20=5.8 mm=5.82×10−3mRadius of the 20th dark ringr20=2.91×10−3mDiameter of the 10th dark ringD10=3.36 mm=3.36×10−3m

AnswerDiameter of the 20th dark ring.D20=5.8 mm=5.82×10−3mRadius of the 20th dark ringr20=2.91×10−3mDiameter of the 10th dark ringD10=3.36 mm=3.36×10−3mRadius of the 10th dark ring

AnswerDiameter of the 20th dark ring.D20=5.8 mm=5.82×10−3mRadius of the 20th dark ringr20=2.91×10−3mDiameter of the 10th dark ringD10=3.36 mm=3.36×10−3mRadius of the 10th dark ringr10=1.68×10−3m

AnswerDiameter of the 20th dark ring.D20=5.8 mm=5.82×10−3mRadius of the 20th dark ringr20=2.91×10−3mDiameter of the 10th dark ringD10=3.36 mm=3.36×10−3mRadius of the 10th dark ringr10=1.68×10−3mRadius of plano-convex lens (R)=1 m

AnswerDiameter of the 20th dark ring.D20=5.8 mm=5.82×10−3mRadius of the 20th dark ringr20=2.91×10−3mDiameter of the 10th dark ringD10=3.36 mm=3.36×10−3mRadius of the 10th dark ringr10=1.68×10−3mRadius of plano-convex lens (R)=1 mWavelength of light

AnswerDiameter of the 20th dark ring.D20=5.8 mm=5.82×10−3mRadius of the 20th dark ringr20=2.91×10−3mDiameter of the 10th dark ringD10=3.36 mm=3.36×10−3mRadius of the 10th dark ringr10=1.68×10−3mRadius of plano-convex lens (R)=1 mWavelength of light=mRrn+m2−rn2=10×1[(2.91×10−3)2−(1.68×10−3)2]

AnswerDiameter of the 20th dark ring.D20=5.8 mm=5.82×10−3mRadius of the 20th dark ringr20=2.91×10−3mDiameter of the 10th dark ringD10=3.36 mm=3.36×10−3mRadius of the 10th dark ringr10=1.68×10−3mRadius of plano-convex lens (R)=1 mWavelength of light=mRrn+m2−rn2=10×1[(2.91×10−3)2−(1.68×10−3)2]=10[8.4681−2.8224]×10−6

AnswerDiameter of the 20th dark ring.D20=5.8 mm=5.82×10−3mRadius of the 20th dark ringr20=2.91×10−3mDiameter of the 10th dark ringD10=3.36 mm=3.36×10−3mRadius of the 10th dark ringr10=1.68×10−3mRadius of plano-convex lens (R)=1 mWavelength of light=mRrn+m2−rn2=10×1[(2.91×10−3)2−(1.68×10−3)2]=10[8.4681−2.8224]×10−6=0.5646×10−6=5636Ao.