4. One atmosphere of pressure is: 100.0 cm of mercury b. 1.013 x 10 Pa 35.7 lb/i

Question

4. One atmosphere of pressure is: 100.0 cm of mercury b. 1.013 x 10 Pa 35.7 lb/in all the above choices Ans. 5. Strain is defined as: a. force per unit cross-sectional area o. change in length per unit original length c. volume per unit mass density per unit mass Ans. 6. The density of water at 4°C is: a. Ig/cm 1,000 g/cm 10,000 g/cmm d. 10,000 kg/em Ans. 7. Pressure is defined as: a. mass per unit volume b. force per unit cross-sectional area c. stress per unit strain d. density per unit mass Ans.

Explanation / Answer

4) b

5) b- strain is basically change in shape

6) a-Water has its maximum density of 1g/cm3 at 4 degrees celcius

7)b-pressure is force acting per unit cross section area

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