Physics, asked by ayush211816, 7 months ago

When an object is placed at 0.5m from a concave mirror,its real image is formed at 0.75m from the mirror.Find the focal length of the mirror and the magnification produced by the mirror

Answers

Answered by lavish7663

0

Answer:

Induced emf=(1/2)ωBR ^2

=(1/2)×4π×0.4×10^-4 ×(0.5) ^2

=6.28×10 ^-5V

The number of spoke is immaterial because the emf across the spokes are in parallel.

Previous Question

Next Question

Similar questions

Chinese, 4 months ago

Kanishk ur my real frnd.. what is chlorophyll?

Math, 4 months ago

what is best? answer...

English, 4 months ago

"You will meet her when she returns a learned lady" convert this into past perfect tense...

Math, 7 months ago

c) A simple beam, supported at both ends, is 9 metres long. A point load of 2KN is located 3 metres from the right end of the beam and an evenly distributed load of 800N/m is spread along the length of the beam. i) Draw a diagram showing the loads and support points. ii) Indicate on the diagram the position of the point where the distributed load can be said to act. iii) Calculate and check...

Physics, 7 months ago

If initial velocity of an object is 'u' and acceleration is 'a' then find the distance travelled in nth second. an? (A) Sn = un + (B) Sn = un +an? 2 a (C) Sn = U+-(2n + 1) 2 (D) Sn = (u+)2...

Social Sciences, 1 year ago

what is the heart of Indian Constitution...

Geography, 1 year ago

Who is great In the world...

Social Sciences, 1 year ago

DAV School class 7 ka maths ka question paper term 2( final exam) ka question paper kisi ke pass hai please bhejo ...