I don’t know if this helps your answer:
https://www.britannica.com/science/vacuum-physics
I think it’s what your looking for
Option C
Both Technician A and Technician B is correct
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Explanation:</u></h3>
The pressure differential valve is the equipment that warns you if you leak one of your brake circuits. After draining and refilling some brake system pressure differential switch may be actuated and an indication light may be illuminated. If the indication light sojourns sparked after draining the valve piston may demand to be re-centered. If the pressure is replaced to the brake line and your brakes appear to be running accurately over, then the reset button operated.
The common practical method to re-center the piston is to fix the failure, drain the system and then generate a pressure loss opposite what moved the piston in the first place. Each type has a unique kind of re-centering technique.
B). A <span>car that rounds a curve at a constant speed is accelerating.
</span><span>D). A car that is set to a constant speed of 60 miles per hour is
accelerating IF the road ever curves. </span><span>
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Answer: What happens when the thermal energy of a substance increases is that D. Both the motion of the particles in the substance and the temperature of the substance increase.
Explanation: When thermal energy increases, it is due to particles moving faster. It also results in higher temperatures or heat.
I Think The answer would be c I hope it helps My friend Message Me if I’m wrong and I’ll change My answer and fix it for you