String Cosmology MCQs with Answers

adminApril 12, 2024

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Welcome to the String Cosmology MCQs with Answers. In this post, we have shared String Cosmology Online Test for different competitive exams. Find practice String Cosmology Practice Questions with answers in Physics Tests exams here. Each question offers a chance to enhance your knowledge regarding String Cosmology.

String Cosmology Online Quiz

By presenting 3 options to choose from, String Cosmology Quiz which cover a wide range of topics and levels of difficulty, making them adaptable to various learning objectives and preferences. You will have to read all the given answers of String Cosmology Questions and Answers and click over the correct answer.

Test Name: String Cosmology MCQ Quiz Practice
Type: Quiz Test
Total Questions: 40
Total Marks: 40
Time: 40 minutes

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String Cosmology

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1 / 40

What is the term for the tiny, hypothetical strings that make up everything in the universe according to string theory?

Strings

Threads

Filaments

2 / 40

In string theory, what is the term for the condition where strings can form closed loops?

Open string

Circular string

Closed string

3 / 40

What is the term for the process in string theory where strings exchange energy and momentum?

Collison

Exchange

Interaction

4 / 40

In string theory, what is the term for the process where strings can split into multiple strings?

Splitting

Fission

Branching

5 / 40

What is the name of the string theory variant that attempts to unify all known fundamental interactions?

M-theory

Type IIB string theory

Bosonic string theory

6 / 40

What is the name of the hypothetical object that represents a string-like structure in higher-dimensional space?

M-string

D-string

F-string

7 / 40

What is the primary reason behind the need for additional dimensions in string theory?

Mathematical consistency

Grand unification

Particle properties

8 / 40

In string theory, what is the hypothetical object that represents a higher-dimensional version of a particle?

D-brane

Q-brane

P-brane

9 / 40

Which of the following is NOT a predicted consequence of string theory?

Quantum gravity

Supersymmetry

Extra dimensions

10 / 40

In string theory, what is the name of the mathematical framework used to describe the behavior of strings in various backgrounds?

General relativity

Quantum mechanics

Conformal field theory

11 / 40

In string theory, what is the theoretical particle that arises when strings vibrate in a certain mode?

Tachyon

Graviton

Higgs boson

12 / 40

What is the term for the point in space-time where gravitational forces cause matter to be infinitely dense?

White hole

Singularity

Event horizon

13 / 40

In string theory, what is the name of the hypothetical structure that contains strings and branes?

Dimension

Loop space

Bulk

14 / 40

What is the term for the process in string theory where the extra dimensions are curled up and hidden from view?

Expansion

Compactification

Unification

15 / 40

Which of the following is NOT a feature of strings in string theory?

Point-like

One-dimensional

Zero-dimensional

16 / 40

What is the minimum number of dimensions required for string theory to be mathematically consistent?

17 / 40

What is the primary problem that string theory aims to solve in physics?

Black holes

Dark matter

Unified theory

18 / 40

Which of the following is NOT a potential consequence of string theory for cosmology?

Inflation

Multiverse

Big Crunch

19 / 40

What is the primary mathematical framework used to describe the behavior of strings in string theory?

Quantum mechanics

String theory formalism

General relativity

20 / 40

Which of the following best describes the nature of strings in string theory?

One-dimensional

Two-dimensional

Three-dimensional

21 / 40

What is the fundamental unit of length in string theory?

Planck length

Bohr radius

Fermi meter

22 / 40

What is the term for the hypothetical scenario where different regions of space-time have different properties in string theory?

Holography

Landscape

Multiverse

23 / 40

In string theory, what is the concept that there are more spatial dimensions than the familiar three?

Extra dimensions

Hidden dimensions

Invisible dimensions

24 / 40

In string theory, what is the term for the vibrational modes of a string that determine its particle properties?

Oscillations

Resonances

Excitations

25 / 40

Which of the following is NOT a fundamental force addressed by string theory?

Electromagnetic force

Strong force

Weak force

26 / 40

What is the name of the mathematical framework used to study string theory?

Supergravity

Conformal field theory

M-theory

27 / 40

What is the name of the hypothetical object that represents a sheet-like structure in higher-dimensional space?

String

Superstring

Membrane

28 / 40

What is the term for the condition in which the effects of gravity become significant at the quantum scale?

Planck scale

String tension

Quantum gravity

29 / 40

What is the term for the condition in string theory where strings vibrate at the maximum possible frequency?

Dualistic

Tachyonic

Supersymmetric

30 / 40

What is the hypothetical object that exists in higher-dimensional space and can have various dimensions in string theory?

Brane

P-brane

Membrane

31 / 40

In string theory, what is the name of the process where strings can stretch or contract?

Propagation

Scattering

T-duality

32 / 40

In string theory, what is the name of the hypothetical structure that represents a point-like object in higher-dimensional space?

Brane

Particle

D-brane

33 / 40

In string theory, what is the term for the point-like objects that represent particles?

Branes

Particles

Points

34 / 40

Which of the following is NOT a proposed solution to the lack of experimental evidence for string theory?

Extra dimensions

Supersymmetry

Dark energy

35 / 40

What is the term for the process in which strings merge and split during interactions in string theory?

Reconnection

Fusion

Disjunction

36 / 40

Which of the following is NOT a type of string theory?

Type IIB

Type IIA

Quantum Loop Theory

37 / 40

What is the theoretical particle that mediates the interactions between strings in string theory?

Gluon

Photon

Graviton

38 / 40

Which of the following is NOT a challenge facing string theory?

Predictability

Lack of experimental evidence

Complexity

39 / 40

Which of the following is NOT a criterion for a successful theory of quantum gravity according to string theory?

Predictability

Consistency

Renormalizability

40 / 40

Which of the following is a key concept in string theory that suggests there are additional compact dimensions?

Compactification

Expansion

Contraction

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adminApril 12, 2024

0 16 1 minute read