1 of 147
Definition
A solid brass statue has a mass of 20,000 kg. What mass of steel
would be required to exactly duplicate the structure?
Select one:
A. 303.5 kg
B. 18 572 kg
C. 21 347 kg
D. 21 593 kg
E. 20 000 kg
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B C
A E
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, 2 of 147
Definition
A straight aluminum wire 60 m long is subjected to a stress of 90
MPa. Determine the total elongation of the wire. Assume E = 70 GPa.
Select one:
A. 38.57 mm
B. 47.66 mm
C. 46.67 mm
D. 76.67 mm
E. 77.14 mm
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B A
E D
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3 of 147
Definition
A copper rod of the same dimensions as a steel rod will:
Select one:
A. Expand more for a given temperature change
B. Expand less for a given temperature change
C. Heat up slower for a given amount of heat
,D. Have the same mass
E. Expand the same at all temperatures
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C E
A B
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4 of 147
Definition
Radiant energy waves are:
Select one:
A. Able to pass through a vacuum
B. Those that travel in straight lines
C. Absorbed, reflected or transmitted by other bodies
D. Absorbed and converted into heat
E. All of the above
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C B
E A
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, 5 of 147
Definition
In the following plane figure, a = 50 cm, b = 40 cm, c =
110 cm and d = 90 cm. Calculate the area of this figure.
Select one:
A. 7844.5 cm²
B. 8763.5 cm²
C. 8832.5 cm²
D. 9140.5 cm²
E. 10282.5 cm²
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D E
C A
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6 of 147
Definition
Substances can be either ionic or covalent in nature. These are terms
used to describe the:
Select one:
A. Type of electrons that the element has
B. Number of electrons the element has
C. Type of bond that holds the elements together
Definition
A solid brass statue has a mass of 20,000 kg. What mass of steel
would be required to exactly duplicate the structure?
Select one:
A. 303.5 kg
B. 18 572 kg
C. 21 347 kg
D. 21 593 kg
E. 20 000 kg
Give this one a try later!
B C
A E
Don't know?
, 2 of 147
Definition
A straight aluminum wire 60 m long is subjected to a stress of 90
MPa. Determine the total elongation of the wire. Assume E = 70 GPa.
Select one:
A. 38.57 mm
B. 47.66 mm
C. 46.67 mm
D. 76.67 mm
E. 77.14 mm
Give this one a try later!
B A
E D
Don't know?
3 of 147
Definition
A copper rod of the same dimensions as a steel rod will:
Select one:
A. Expand more for a given temperature change
B. Expand less for a given temperature change
C. Heat up slower for a given amount of heat
,D. Have the same mass
E. Expand the same at all temperatures
Give this one a try later!
C E
A B
Don't know?
4 of 147
Definition
Radiant energy waves are:
Select one:
A. Able to pass through a vacuum
B. Those that travel in straight lines
C. Absorbed, reflected or transmitted by other bodies
D. Absorbed and converted into heat
E. All of the above
Give this one a try later!
C B
E A
Don't know?
, 5 of 147
Definition
In the following plane figure, a = 50 cm, b = 40 cm, c =
110 cm and d = 90 cm. Calculate the area of this figure.
Select one:
A. 7844.5 cm²
B. 8763.5 cm²
C. 8832.5 cm²
D. 9140.5 cm²
E. 10282.5 cm²
Give this one a try later!
D E
C A
Don't know?
6 of 147
Definition
Substances can be either ionic or covalent in nature. These are terms
used to describe the:
Select one:
A. Type of electrons that the element has
B. Number of electrons the element has
C. Type of bond that holds the elements together
