ratvarab9

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### Question Description

**1.**

A piece of gold with a mass of 5.50 kg and density of 19300 kg/m^{3} is suspended from a string and then totally immersed in a beaker of water. Using density of water is 1000 kg/m^{3}

a) Determine the volume of the piece of gold.

b) Determine buoyant force on the gold when it is submersed.

**2.**

B) d. 977 K

C) a. 627 K

D) c. 2590 K

**3.**

B) a. 1250 J/(kg ∙ °C)

C) c. 1500 J/(kg ∙ °C)

D) d. 3400 J/(kg ∙ °C)

**4.**

A gas is taken through the cycle illustrated here. During one cycle, how much work is done by an engine operating on this cycle?

A) 3PVB) 2PV

C) PV

D) 4PV

**5.**

^{3}?A) a. 2300 kg/m

^{3}

B) d. 1600 kg/m

^{3}

C) c. 1200 kg/m

^{3}

D) b. 4500 kg/m

^{3}

**7.**

B) d. 12 °C

C) b. 34 °C

D) c. 56 °C

**8.**

^{2}

B) 18 rad/s

^{2}

C) 16 rad/s

^{2}

D) 24 rad/s

^{2}