Awesome Quiz On Math
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A thermodynamic process that doesn't involve any heat exchange with the outside world has what name?
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Isothermal
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Adiabatic
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Isochoric
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Isobaric
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Math is a very interesting subject and it is really not for the weak. Do you think you are a math whiz and can tackle any mathematical problem that comes at you? Take up the awesome quiz on math below and get to refresh you’re your memory on what you can handle when it comes to math. All the best See moreand keep on practicing!
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- 2.
Which is not a consequence of the Second Law of Thermodynamics?
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Nature Tends Towards Increasing The Number Of Microstates Available To It
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Entropy Never Spontaneously Decreases In A Closed System
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Energy Is Always Conserved In A Closed System
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Heat Engines Cannot Work With 100% Efficiency
Correct Answer
A. Energy Is Always Conserved In A Closed SystemExplanation
The Second Law of Thermodynamics states that entropy never spontaneously decreases in a closed system. This means that the number of microstates available to the system tends to increase over time. Additionally, the law implies that heat engines cannot work with 100% efficiency. However, it does not directly address the conservation of energy in a closed system. While energy is conserved in such a system, this conservation is a result of the First Law of Thermodynamics, not the Second Law.Rate this question:
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- 3.
Which of the following prefixes indicates the smallest amount?
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Pico-
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Nano-
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Zepto-
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Femto-
Correct Answer
A. Zepto-Explanation
The prefix "Zepto-" indicates the smallest amount because it is the smallest prefix in terms of magnitude. It is derived from the Greek word "zeptos," meaning "very small." In the metric system, each prefix represents a different power of 10. "Zepto-" represents 10^-21, which is smaller than "Pico-" (10^-12), "Nano-" (10^-9), and "Femto-" (10^-15). Therefore, "Zepto-" is the correct answer for indicating the smallest amount.Rate this question:
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- 4.
What phenomenon is responsible for the radiation produced by black holes?
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Cosmic String Fragments
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Bottom Quarks
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Antimatter
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Pair Production Quantum Fluctuations
Correct Answer
A. Pair Production Quantum FluctuationsExplanation
Pair production quantum fluctuations are responsible for the radiation produced by black holes. This phenomenon occurs near the event horizon of a black hole, where virtual particles can spontaneously appear and annihilate each other. However, if one of these particles falls into the black hole while the other escapes, it is considered real and can be detected as radiation. This process is known as Hawking radiation and is a result of the interaction between quantum mechanics and the extreme gravitational forces near a black hole.Rate this question:
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- 5.
A p-type semiconductor is doped with atoms from which group on the periodic table?
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Group VIII
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Group V
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Group IV
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Group III
Correct Answer
A. Group IIIExplanation
A p-type semiconductor is doped with atoms from Group III on the periodic table. This is because p-type semiconductors are created by adding impurities with fewer valence electrons than the semiconductor material. Group III elements have three valence electrons, which is less than the four valence electrons of the semiconductor material. By doping the semiconductor with Group III atoms, it introduces "holes" or positively charged carriers, creating an excess of positive charge in the material.Rate this question:
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- 6.
What kind of orbit has a total energy of zero?
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Hyperbolic
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Elliptical
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Circular
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Parabolic
Correct Answer
A. ParabolicExplanation
A parabolic orbit has a total energy of zero because it is the only type of orbit that allows an object to escape from the gravitational field of another object. In a parabolic orbit, the object's velocity is equal to the escape velocity, resulting in zero net energy. This means that the object will approach the gravitational source from infinity, follow a curved path, and then move away to infinity again.Rate this question:
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- 7.
What is the correct formula for the period of a pendulum?
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Sina(Gravity+L)
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Cosa(Pi)/(Square Root Of Frequency Times Gravity)
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Two Times Pi(Square Root Of L/|G|)
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There Is No Such Formula
Correct Answer
A. Two Times Pi(Square Root Of L/|G|)Explanation
The correct formula for the period of a pendulum is given by "Two Times Pi(Square Root Of L/|G|)". This formula takes into account the length of the pendulum (L) and the acceleration due to gravity (G). The square root of L divided by the absolute value of G is multiplied by 2Ï€ to calculate the period of the pendulum.Rate this question:
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- 8.
What is the difference between the simple harmonic oscillator potential and the Morse potential called?
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Anharmonicity
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Morse Coefficient
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Atomic Differential
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Quantum Displacement
Correct Answer
A. AnharmonicityExplanation
The difference between the simple harmonic oscillator potential and the Morse potential is called anharmonicity. Anharmonicity refers to the deviation from harmonic behavior in a potential energy curve. In the simple harmonic oscillator, the potential energy curve is a perfect parabola, while in the Morse potential, it is more realistic and accounts for the anharmonic behavior observed in real systems. Anharmonicity is important in understanding vibrational spectra and the behavior of molecules.Rate this question:
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- 9.
During what event did Schrodinger have his most profound insights into quantum theory?
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In The Chalet On A Ski Weekend.
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In The Gentleman's Washroom.
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While He Was On His First Date.
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Studying Experimental Data In His Office.
Correct Answer
A. In The Chalet On A Ski Weekend.Explanation
Schrodinger had his most profound insights into quantum theory during a ski weekend in a chalet. This suggests that the relaxed and leisurely atmosphere of the chalet provided him with the mental space and freedom to think deeply about his theories. It also implies that being surrounded by nature and engaging in physical activity may have stimulated his creativity and allowed him to make significant breakthroughs in his understanding of quantum theory.Rate this question:
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- 10.
Solving an apparently impossible problem by multiplying a series of estimates is an example of what?
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Quantum Fluctuation
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Fermi Method
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Newton's Method Of Approximation
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Born-Oppenheimer Approximation
Correct Answer
A. Fermi MethodExplanation
Solving an apparently impossible problem by multiplying a series of estimates is an example of the Fermi Method. This method, named after physicist Enrico Fermi, involves making reasonable assumptions and using rough calculations to arrive at an approximate solution. It is often used when precise data is not available or when a quick estimation is needed. By multiplying a series of estimates, the Fermi Method allows for a rough approximation of the solution to a problem that may seem impossible to solve accurately.Rate this question:
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- 11.
Which law states that an object immersed in water experiences an upward force that is equal to the weight of the water displaced by the object?
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Boyle's Law
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Bouyancy Law
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Bernoulli's Principle
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Archimedes' Principle
Correct Answer
A. Archimedes' PrincipleExplanation
Archimedes' Principle states that an object immersed in water experiences an upward force that is equal to the weight of the water displaced by the object. This principle explains the concept of buoyancy, which is the ability of an object to float in a fluid. It is named after the ancient Greek mathematician and physicist, Archimedes, who discovered and formulated this principle.Rate this question:
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- 12.
In which emission is the most mass lost?
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Alpha Particles
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Beta Particles
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Gamma Rays
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Neutrons
Correct Answer
A. Alpha ParticlesExplanation
Alpha particles are made up of two protons and two neutrons, which means they have a mass of 4 atomic mass units (amu). When an alpha particle is emitted, it carries away mass from the original atom. In comparison, beta particles (electrons or positrons) and gamma rays (high-energy photons) do not have any mass. Neutrons, although they have mass, are not emitted in the same way as alpha particles. Therefore, alpha particles result in the most mass being lost during emission.Rate this question:
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- 13.
What's the name of the system used to describe climate?
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Dabler System
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Koppen System
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Lyon System
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Crawford System
Correct Answer
A. Koppen SystemExplanation
The Koppen System is the correct answer because it is a widely used system for classifying and describing climate. It was developed by climatologist Wladimir Koppen and is based on temperature, precipitation, and vegetation patterns. The system divides climates into five main types (tropical, dry, temperate, continental, and polar) and further classifies them based on subtypes. The Koppen System is commonly used by scientists, researchers, and meteorologists to understand and compare different climatic regions around the world.Rate this question:
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- 14.
How fast does a rocket have to travel to achieve escape velocity from the earth?
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70 Miles Per Second
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700 Feet Per Second
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7 Miles Per Second
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7 Miles Per Minute
Correct Answer
A. 7 Miles Per SecondExplanation
Escape velocity is the minimum velocity an object needs to achieve in order to escape the gravitational pull of a celestial body, such as the Earth. In this case, the correct answer is 7 Miles Per Second. This means that a rocket would need to travel at a speed of 7 miles per second to overcome Earth's gravity and escape its orbit.Rate this question:
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- 15.
Who invented the mercury thermometer?
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Galileo Galilei
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Gregor Mendelev
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Gregorie Celsius
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Daniel Gabriel Fahrenheit
Correct Answer
A. Daniel Gabriel FahrenheitExplanation
Daniel Gabriel Fahrenheit is credited with inventing the mercury thermometer. He introduced the mercury-in-glass thermometer in the early 18th century, which became widely used for measuring temperature. Fahrenheit's thermometer was more accurate and reliable compared to previous designs, making it a significant advancement in temperature measurement.Rate this question:
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Current Version
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Mar 20, 2023Quiz Edited by
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May 18, 2015Quiz Created by
Alfredhook3
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