Answer:
the answer to your question is c
If the sound source is approaching you, the frequency you hear is higher than the real frequency of by the sound. How much higher depends on how fast the source is approaching. If the source's speed is constant, then the frequency you hear is constant ... higher, but not increasing.
Answer: negative
Explanation:
those are electrons. electrons = - charge
Answer:
Heat transfer in the process is -19.6 kJ
Work done in the process is - 28 kJ
Explanation:
As we know that the process equation is given as
now we know that
now from above equation we have
now work done in this process is given as
here we know N = 1.1
so we have
Now we have
now we have
so we have