Answer:
They will both hit the ground at the same time
Explanation:
Answer:
Safety
Explanation:
Expressways are banked to resist centifugal action
Answer:
they help us allocate a particular place in case one needs to allocate or find a place or something
Answer:
1:2
Explanation:
It is given that,
Initial RMS AC voltage is 100 V and final RMS AC voltage is 200 V.
We need to find the ratio of the number of turns in the primary to the secondary for step up transformer.
For a transformer, 
So,

So, the ratio of the number of turns in the primary to the secondary is 1:2.