Determine the density specific impulse (Id) if the specific impulse is – McqOptions

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1.	Determine the density specific impulse (Id) if the specific impulse is 315 s and the average density of the propellants is 840 kg/m3. Take the reference density to be the maximum density of water.
A.	264.6 s
B.	251.3 s
C.	279.5 s
D.	304.4 s
Answer» B. 251.3 s

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