Answer:1384 Hz
Explanation:
Given
wavelength
=0.25 m
Temperature T
at 
velocity of sound is 346 m/s
and we know
f=1384 Hz
This would be the definition of a resistor. These components inhibit or “resist” the flow of a current.
Hope this helps!
Answer:
B. Water and sugar.
Explanation:
In the given options water and sugar would be the poor conductor of electricity. Other given options such as water and salt, water and Hcl and water and NaOH are better conductor of electricity because Hcl ,NaOH, salt (Nacl) can break into their ionic form whereas water and sugar will not.
Answer:
Explanation:
It would actually be A. 30 , as each hour of ascension (i am not sure about the correct terminology) equals 15 .
