Answer:
Human powered generators are the best energy source for the rescue team as it doesn't require any lengthy time consuming resource but only the power of single human being. Just like fossil fuels, the human power is a kind of renewable energy source that does no harm to the environment and can be used whenever required.
Explanation:
In boats, and shells for utility and recreational vehicles, glass and mixed composites will replace metal in many applications. (I’m pretty sure that’s right)
Answer:
Hans Christian Ørsted
One of the most important discoveries relating to current was made accidentally by Hans Christian Ørsted in 1820, when, while preparing a lecture, he witnessed the current in a wire disturbing the needle of a magnetic compass.
Explanation:
is that what you were looking for
Answer:
7
Explanation:
The structure of memory chip is given by multiplying the number of rows and column ie M X N
he number of address line required for row decoder is n where M =
or expressed in logarithmic form we have
In this case M=N since number of rows is equal to the number of columns
Therefore, 
Therefore,
M=128
Since 
Therefore, address lines should be at least 7
