During an isobaric process which one of the following does not change?
a. volume
c. internal energy
b. temperature
d. pressure
D
You might also like to view...
A block of ice slides freely [no air resistance, no friction] down a slippery slope
The block starts from rest at the top of the slope, where it has a vertical height of 4 m above the bottom of the slope and where it has a gravitational energy of 1000 J. The block's total energy a quarter of the way down the slope [at a height of 3 m] is A) 250 J. B) 500 J. C) 750 J. D) 1000 J. E) greater than 1000 J.
If you measure the distance between two telephone poles with a steel tape on a very hot day, your measured distance will be
A) a bit short. B) a bit long. C) the same as on an average-temperature day.
If 10 J of work is used in pushing 1 C of charge into an electric field, its electric potential relative to its starting position is
A) less than 10 V. B) 10 V. C) more then 10 V. D) none of the above
The voltage and power ratings of a particular light bulb, which are its normal operating values, are 110 V and 60 W
Assume the resistance of the filament of the bulb is constant and is independent of operating conditions. If the light bulb is operated with a current that is 50% of the current rating of the bulb, what is the actual power drawn by the bulb? A) 15 W B) 10 W C) 30 W D) 20 W E) 25 W