L. MUL For items 1-10 Directions: Read and understand the statements/questions. Write your best answer on the space provided. (ERASURES ARE NOT ALLOWED) 1. Which of the following equations is not correct: a. Density = Volume /Mass b. Density = Volume /Mass c. Density = Volume /Mass d. Pressure = density x acceleration x height 2. Air pressure at sea level is 14.5 lbs/sq, inch. Why do we not feel this pressure pushing on us? a. the amount is neglible to the feeling of gravity b. we have grown accustomed to it since we were bon c. we have grown accustomed to it since we were born d. the force of gravity negates the feeling of pressure 3. Where does the static fluid pressure at any given depth depend? a. total mass b. surface area C. surface area d. all of the above

Horizons: Exploring the Universe (MindTap Course List)
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I. MULTIPLE CHOICE
For items 1-10
Directions: Read and understand the statements/questions. Write your best answer on the space provided.
(ERASURES ARE NOT ALLOWED)
1. Which of the following equations is not correct:
a. Density = Volume /Mass
b. Density = Volume /Mass
c. Density = Volume /Mass
d. Pressure = density x acceleration x height
2. Air pressure at sea level is 14.5 lbs/sq, inch. Why do we not feel this pressure pushing on us?
a. the amount is neglible to the feeling of gravity
b. we have grown accustomed to it since we were born
c. we have grown accustomed to it since we were born
d. the force of gravity negates the feeling of pressure
3. Where does the static fluid pressure at any given depth depend?
a. total mass
b. surface area
C. surface area
d. all of the above
4. In the equation for Pressure - P= rho xgxh. the units for g (SI system) are:
a. kg/m?
b. m/sec
C. kg - m/sec
d. m/sec?
5. What does Pascal's Principle state?
Any object, wholly or partially immersed in a fluid, is buoyed up by a force equal to the weight
of the fluid displaced by the object.
any change in pressure applied at any given point of the fluid is transmitted with a decreasing
value throughout the fluid.
for a fluid with zero viscosity, an increase in the speed of the fluid occurs simultaneously with
a decrease in pressure or a decrease in the fluid's potential energy.
any change in pressure applied at any given point of the fluid is transmitted undiminished
throughout the fluid.
a.
b.
C.
d.
6. The aircraft fly based on which principle?
a. Newton's third law
b. Conservation of mass
c. Conservation of mass
d. Gravity
7. A faulty thermometer has its fixed points marked as 5" and 95°. The temperature of a body as
measured by the faulty thermometer is 59°. Find the corect temperature of the body on a Celsius scale.
c. 20°C
a. 60°C
b. 40°C
d. 0°C
8. Compared to burn due to air at 100°C, a burm due to steam at100°C
a. More dangerous
b. Less dangerous
c. Equally dangerous
d. Not dangerous at all
Transcribed Image Text:I. MULTIPLE CHOICE For items 1-10 Directions: Read and understand the statements/questions. Write your best answer on the space provided. (ERASURES ARE NOT ALLOWED) 1. Which of the following equations is not correct: a. Density = Volume /Mass b. Density = Volume /Mass c. Density = Volume /Mass d. Pressure = density x acceleration x height 2. Air pressure at sea level is 14.5 lbs/sq, inch. Why do we not feel this pressure pushing on us? a. the amount is neglible to the feeling of gravity b. we have grown accustomed to it since we were born c. we have grown accustomed to it since we were born d. the force of gravity negates the feeling of pressure 3. Where does the static fluid pressure at any given depth depend? a. total mass b. surface area C. surface area d. all of the above 4. In the equation for Pressure - P= rho xgxh. the units for g (SI system) are: a. kg/m? b. m/sec C. kg - m/sec d. m/sec? 5. What does Pascal's Principle state? Any object, wholly or partially immersed in a fluid, is buoyed up by a force equal to the weight of the fluid displaced by the object. any change in pressure applied at any given point of the fluid is transmitted with a decreasing value throughout the fluid. for a fluid with zero viscosity, an increase in the speed of the fluid occurs simultaneously with a decrease in pressure or a decrease in the fluid's potential energy. any change in pressure applied at any given point of the fluid is transmitted undiminished throughout the fluid. a. b. C. d. 6. The aircraft fly based on which principle? a. Newton's third law b. Conservation of mass c. Conservation of mass d. Gravity 7. A faulty thermometer has its fixed points marked as 5" and 95°. The temperature of a body as measured by the faulty thermometer is 59°. Find the corect temperature of the body on a Celsius scale. c. 20°C a. 60°C b. 40°C d. 0°C 8. Compared to burn due to air at 100°C, a burm due to steam at100°C a. More dangerous b. Less dangerous c. Equally dangerous d. Not dangerous at all
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