C is the first & the second question is A
That's not a good idea. You don't want to connect batteries with different voltages in parallel. What happens is large currents among the batteries themselves, and some of the batteries quickly die.
When the batteries are connected in SERIES, they behave as a single battery whose voltage is the sum of their individual voltages.
Answer:
4cm
Explanation:
Magnification of the virtual image
= image distance / object distance
Given
Image distance = 60.0cm
Object distance = 15.0cm
Therefore,
Magnification = 60.0/15.0
= 4 cm
Thr answer is D losing or gaining electons
Gravitational force is the universal force of attraction acting between all matter.
Hope it helps yah (◕ᴗ◕✿)