Engineering Thermodynamics Which of the following is the correct statement? Irreversible engines have maximum efficiency. All the reversible engines have the same efficiency. All engines are designed as reversible in order to obtain maximum efficiency. All the reversible and irreversible engines have the same efficiency. Irreversible engines have maximum efficiency. All the reversible engines have the same efficiency. All engines are designed as reversible in order to obtain maximum efficiency. All the reversible and irreversible engines have the same efficiency. ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A sudden fall in the barometer reading is a sign of approaching Rains Fine weather Storm Cold wave Rains Fine weather Storm Cold wave ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics According to Regnault's law, the specific heat at constant pressure (cp) and specific heat at constant volume (cv) _________ with the change in pressure and temperature of the gas. Do not change Both (A) and (B) None of these Change Do not change Both (A) and (B) None of these Change ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics According to Kelvin-Planck's statement, a perpetual motion of the __________ is impossible. Third kind None of these First kind Second kind Third kind None of these First kind Second kind ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The value of one bar (in S. I. units) is equal to 1 × 102 N/m2 1 × 104 N/m2 1 × 105 N/m2 1 × 103 N/m2 1 × 102 N/m2 1 × 104 N/m2 1 × 105 N/m2 1 × 103 N/m2 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The process is adiabatic, if the value of n in the equation pvn = C, is γ ∝ One Zero γ ∝ One Zero ANSWER DOWNLOAD EXAMIANS APP
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