srinidhisiri38
Asked:
December 2022
Choose the correct option : To burn magnesium ribbon in air first the coating of _______ must be cleaned : a. Magnesium Oxide b. Magnesium Carbonate
srinidhisiri38
Asked:
December 2022
What is the net power of 2 lenses of focal length +10 cm and +5 cm ?? Pls answer asap..