What is the definition of the "atomic mass unit"?

The Mass Of Carbon-12 Divided By 12

The Average Of The Mass Of The Neutron And The Mass Of The Proton

The speed of light travels at?

299,792.458 Kilometers Per Second

899,799.458 Kilometers Per Second

399,792.458 Kilometers Per Second

199,799.458 Kilometers Per Second

What is the speed of sound?

Increases With The Volume Of The Sound

Test Your Physics Knowledge

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| By RoggerFinch

RoggerFinch

Community Contributor

Quizzes Created: 203 | Total Attempts: 561,135

Questions: 15 | Attempts: 3,563 | Updated: Jan 12, 2024

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Questions and Answers

1.

What quantity is closest to the ratio of the mass of the electron to the mass of the proton?
- A.
  
  1/1836
- B.
  
  1/13360
- C.
  
  1/140
- D.
  
  1
Correct Answer
A. 1/1836
2.

What value is h (Planck's constant)?
- A.
  
  H = 6.6260715×10 -34 J.s
- B.
  
  H = 6.8260715×10 -34 J.s
- C.
  
  H = 6.0260715×10 -34 J.s
- D.
  
  H = 6.9960715×10 -34 J.s
Correct Answer
A. H = 6.6260715×10 -34 J.s

Explanation
Value of Planck's Constant is h = 6.6260715×10 -34 J.s

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3.

What is the definition of the "atomic mass unit"?
- A.
  
  The Mass Of Carbon-12 Divided By 12
- B.
  
  The Mass Of A Proton
- C.
  
  The Mass Of The Neutron
- D.
  
  The Average Of The Mass Of The Neutron And The Mass Of The Proton
Correct Answer
A. The Mass Of Carbon-12 Divided By 12
4.

In what year did Einstein write his famous paper Zur Elektrodynamik bewegter Korper in which he introduced special relativity?
- A.
  
  1920
- B.
  
  1910
- C.
  
  1915
- D.
  
  1905
Correct Answer
D. 1905
5.

Which century was Isaac Newton born in?
- A.
  
  1600's
- B.
  
  1500's
- C.
  
  1700's
- D.
  
  1800's
Correct Answer
A. 1600's
6.

The speed of light travels at?
- A.
  
  899,799.458 Kilometers Per Second
- B.
  
  399,792.458 Kilometers Per Second
- C.
  
  299,792.458 Kilometers Per Second
- D.
  
  199,799.458 Kilometers Per Second
Correct Answer
C. 299,792.458 Kilometers Per Second
7.

What is the speed of sound?
- A.
  
  Fixed
- B.
  
  Immeasurable
- C.
  
  Increases With The Volume Of The Sound
- D.
  
  Variable
Correct Answer
D. Variable
8.

What is luminous intensity measured in?
- A.
  
  Lumens
- B.
  
  Watts
- C.
  
  Amperes
- D.
  
  Candelas
Correct Answer
D. Candelas
9.

What is the most ductile metal on earth?
- A.
  
  Aluminum
- B.
  
  Copper
- C.
  
  Gold
- D.
  
  Silver
Correct Answer
C. Gold
10.

Which operator is associated to linear momentum in the Schrodinger scheme of quantum mechanics?
- A.
  
  P
- B.
  
  X*D/Dx
- C.
  
  -I*Hbar*D/Dx
- D.
  
  (D/Dx)^2
Correct Answer
C. -I*Hbar*D/Dx
11.

Which is a theoretical particle that travels faster than the speed of light?
- A.
  
  Pi Meson
- B.
  
  Lepton
- C.
  
  Neutrino
- D.
  
  Tachyon
Correct Answer
D. Tachyon
12.

What constant is referred to as "The Universe's Clock"?
- A.
  
  Speed of Light
- B.
  
  Gravitational Constant
- C.
  
  Avogadro's Number
- D.
  
  Planck's Constant
Correct Answer
A. Speed of Light
13.

Before Kepler could formulate his laws, he needed the calculations of which other scientist ?
- A.
  
  Christian Huygens
- B.
  
  Tycho Brahe
- C.
  
  Issac Newton
- D.
  
  Nicolai Copernicus
Correct Answer
B. Tycho Brahe
14.

Who was Isaac Newton's teacher?
- A.
  
  Isaac Barrow
- B.
  
  Robert Hooke
- C.
  
  Christian Huygens
- D.
  
  Aristotle
Correct Answer
A. Isaac Barrow
15.

How many dynes make one Newton?
- A.
  
  10^5
- B.
  
  2^10
- C.
  
  10^7
- D.
  
  10^Pi
Correct Answer
A. 10^5

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Current Version
Jan 12, 2024

Quiz Edited by
ProProfs Editorial Team
May 18, 2015

Quiz Created by
RoggerFinch

Test Your Physics Knowledge

What quantity is closest to the ratio of the mass of the electron to the mass of the proton?

What value is h (Planck's constant)?

What is the definition of the "atomic mass unit"?

In what year did Einstein write his famous paper Zur Elektrodynamik bewegter Korper in which he introduced special relativity?

Which century was Isaac Newton born in?

The speed of light travels at?

What is the speed of sound?

What is luminous intensity measured in?

What is the most ductile metal on earth?

Which operator is associated to linear momentum in the Schrodinger scheme of quantum mechanics?

Which is a theoretical particle that travels faster than the speed of light?

What constant is referred to as "The Universe's Clock"?

Before Kepler could formulate his laws, he needed the calculations of which other scientist ?

Who was Isaac Newton's teacher?

How many dynes make one Newton?