Science, asked by adambhat6005, 1 year ago

Two lenses of power +5D and -5D are placed in close contact. The focal lenth of the combination is
A) Zero
B)∞
C)Zero or ∞
D)none of the above

Answers

Answered by sheryln21

3

(A) zero ,+5D-(5D)=0

Answered by anandkumarkhushwa

1

zero zero is the combination of two days of power

Previous Question

Next Question

Similar questions

History, 6 months ago

Why was Catholic art, like paintings and sculptures, destroyed during the Reformation? Protestant leaders preferred to support Renaissance artists instead. Humanist teachings forbade the use of religious themes in art. Protestants demolished Catholic cathedrals to build new churches in their place. Some Protestants believed religious imagery should be banned from churches.

Math, 6 months ago

Find (15)2 using identities...

English, 6 months ago

The cricket ball was hidden between the leavea...

Chemistry, 1 year ago

Which of the following is group of only biodegradable substances...

Math, 1 year ago

At what rate% p.a. will a sum of ₹4000 yield compounded interest of ₹410 in 2 years.

Social Sciences, 1 year ago

what u are think about indian defence...

Physics, 1 year ago

listen this chapter there are three main stakeholders which it come to forest and wildlife...

Physics, 1 year ago

gymnast is bouncing on a Trampoline after high Bounce the gymnastic comes down and hits the elastic surface of the Trampoline in solving the gymnast applies a force to the trampoline...