Assertion: fuel cell's power | /r/HasProperty | calculated
Facets:
Source sentences:
text: The actual useful power of any traction engine can be calculated using a dynamometer to measure torque and rotational speed, with peak power sustained when the transmission and/or operator keeps the product of torque and rotational speed maximised.
text: Power-to-weight ratio (or specific power or power-to-mass ratio) is a calculation commonly applied to engines and mobile power sources to enable the comparison of one unit or design to another.