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Physics 0004   Mixed

 
 
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1. What is defined as the measure of how resistive a fluid is to flow?
 
Density
Friction
Inertia
Viscosity
 

 
2. What is the ratio of an object's speed to the ambient speed of sound?
 
Doppler Number
Gamma Number
Mach Number
Strobe Number

This ratio was named after Moravian scientist Ernst Mach
 

 
3. What is another name for the "bob" pendulum?
 
Aristotle's Pendulum
Gravitational Pendulum
Newton's Pendulum
Simple Pendulum

This consists of a single point attached to a massless string
 

 
4. What does a Faraday Cage shield?
 
Electronic Equipment
Light Gases
Mercury
Soft Metals
 

 
5. When did Italian physicist Amedeo Avogadro announce "Avogadro's Law"?
 
1811
1831
1851
1871
 

 
6. In the world of Physics, what is understood by the abbreviation CGS?
 
Centimetre, Gramme and Second
College of Graduated Sciences
Complex Gravity Studies
Cubic Gas Solution
 

 
7. What do physicists define as the quantity of matter contained in an object?
 
Density
Mass
Volume
Weight

Weight is Mass multiplied by Gravitational Acceleration (W=Mg)
 

 
8. What is the phase transition of a solid into a gas called?
 
Decrystalisation
Diffusion
Evaporation
Sublimation
 

 
9. With which process would a physicist apply the Frozen Flux Approximation?
 
Dynamo
Gyroscope
Magnet
Pulley

The Approximation is used to simplify the Dynamo Equation
 

 
10. How in Physics is density measured?
 
Mass per unit of depth
Mass per unit of height
Mass per unit of volume
Mass per unit of width
 

 
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