1 
Go 
Q: 
1 horsepower is approximately 33,000 footpounds per minute. How many watts is this? [note: assume 1 kg = 2 pounds and 1 m = 3 feet] 

A 
367 
B 
917 
C 
49500 
D 
horsepower cannot be converted into watts 


Tags:
Miscellaneous Physics  

3 
Go 
Q: 
How would overactive osteoblasts affect the Young's modulus of bone over time? 

A 
The Young's modulus would increase over time. 
B 
The Young's modulus would decrease over time. 
C 
The Young's modulus would remain the same over time. 
D 
The Young's modulus would decrease only if the bone density increased. 


Tags:
Chemistry Laboratory Techniques  Miscellaneous Physics  

4 
Go 
Q: 
A new compound is discovered and found to have a density of 50 kg/m^{3}. Which of the following is the correct specific gravity for this compound? 

A 
50,000 
B 
50 
C 
0.5 
D 
0.05 


Tags:
Miscellaneous Physics  

5 
Go 
Q: 
As per the Heisenberg uncertainty principle, which of the following properties of a quantum particle have a limit of precision of measurement when taken together? I. position II. momentum III. velocity 

A 
I only 
B 
I and II only 
C 
II and III only 
D 
I, II and III 


Tags:
Miscellaneous Physics  

6 
Go 
Q: 
The massenergy equivalence formula suggests that: 

A 
photons are massless. 
B 
electrons are massless. 
C 
bodies at rest do not have energy. 
D 
anything with energy has mass. 


Tags:
Miscellaneous Physics  

7 
Go 
Q: 
Which of the following is false regarding two velocity vectors, A and B? 

A 
the sum of A and B can potentially be negative 
B 
the sum of A and B need not be less than the sum of their magnitudes 
C 
the sum of the magnitudes of A and B is less than the magnitude of the vector sum of A and B 
D 
the magnitude of B may be a multiple of the magnitude of A 


Tags:
Miscellaneous Physics  


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