Question

‼️Please answer with simple explanation‼️<br />$\huge\underline\red{Question- 1}$<br />The focal length of a magnifying glass is 25 cm. What is its magnifying power?<br />.<br />$\huge\underline\red{Question - 2}$<br />The magnifying power of a simple microscope is 6. What is the focal length of its lens?<br />☐<br />☐<br />Final results are given, solve the initial part;<br />1. 4<br />2. 16.67cm<br />$\large \fbox \red{no \: spming} \ \textless \ br /\ \textgreater$<br /><br />​ <br /><br />​

Answer 1

using the formula of magnification we can find out the focal length of its lens by power

Answer 2

Answer:

for 1st question you

100/f in cm= 100/25= 4 dioptre

for 2nd question

100/f in cm=6

=> f=100/6

=> f= 16.6 cm