13164 Views
An object at a distance of 30cm from a concave mirror gets its image at a same poimt. The focal length of the mirror is
Answer (1)
Hello,
It's a simple one.
If the object distance (u) is 30 cm and image distance (v) is also 30cm.
So by the formula of a mirror is,
1/f=1/u+1/v u
Puttingall the values,
1/f=1/30+1/30
so,
1/f=1/15
Then,
f=15cm.
Hope you got your answer.
1 like
Related Questions
MAHE Manipal M.Tech 2025
Apply
NAAC A++ Accredited | Accorded institution of Eminence by Govt. of India | NIRF Rank #4
University of Southampton Del...
Apply
MSc Finance and MSc International Management Admissions 2025 Now Open | Ranked Among the Top 100 Universities in the World by QS World University R...
Amity University, Noida Law A...
Apply
700+ Campus placements at top national and global law firms, corporates, and judiciaries
Chandigarh University Admissi...
Apply
Ranked #1 Among all Private Indian Universities in QS Asia Rankings 2025 | Scholarships worth 210 CR
Amrita Vishwa Vidyapeetham | ...
Apply
Recognized as Institute of Eminence by Govt. of India | NAAC ‘A++’ Grade | Upto 75% Scholarships
UPES B.Tech Admissions 2025
Apply
Ranked #42 among Engineering colleges in India by NIRF | Highest CTC 50 LPA , 100% Placements
Trending Articles/News
GATE Subjects List 2025 with Paper Code
51 minutes ago