An object of height 4cm is placed at a distance of 20cm from a concave lens of focal length 10cm. Use lens formula to determine the position of the image formed.
What is detergent write its composition.
What is the current population of India?
Can anyone please prove the above question ?
What is the main constituent of vanilla essence?
Pros and cons of freedom given to a child. Elaborate it.
Can anyone solve this problem? Please
What is the probability of getting 53 Fridays in a leap year?