Science, asked by komalkajal2005, 2 months ago

answer this question

Attachments:

Answers

Answered by jintumonibhuyan3

1

Answer:

power is 1D

Explanation:

p1= +3.5D
p2=-2.5D
total power,P=3.5-2.5

p=1D

focal length of combination f=1/p

=>f=1

Previous Question

Next Question

Similar questions

Chemistry, 1 month ago

a) define solution, solute and solvent b) calculate the mole fraction of H2so4 in a solution containing 98% H2so4 by mass...

English, 1 month ago

disyllabic words identity ...

English, 1 month ago

plizzzzzzzzzzzzzzzz help me Questions b, c, d ...

Social Sciences, 2 months ago

(Mark the following in the given world map) a) World largest desert. b) zero degree longitude c) Pacific Ocean. d) smallest continent...

Math, 2 months ago

Resolve into Partial Fractions 3x+1/(x²+2)²(x²+3)...

Math, 9 months ago

find the mulyiplicative inverse of -5/8×-3/7...

Social Sciences, 9 months ago

2+4%56+26(56)x66 +a+b+c $3333$ ...

Computer Science, 9 months ago

Which menu is used to create new ledgers, groups and voucher types in Tally टैली में नए बहीखाता, समूह और वाउचर प्रकार बनाने के लिए कौन से मेनू का उपयोग किया Select.one a. TRANSACTIONS ob.IMPORT इम्पोर्ट OC.REPORTS...