General Relativity MCQs with Answers

adminApril 12, 2024

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

General Relativity Online Quiz

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Test Name: General Relativity MCQ Quiz Practice
Type: Quiz Test
Total Questions: 40
Total Marks: 40
Time: 40 minutes

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General Relativity

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1 / 40

What is the effect of gravity on light called?

Photoelectric effect

Gravitational lensing

Doppler shift

2 / 40

What did Einstein originally introduce the cosmological constant to achieve?

To maintain a static universe

To explain black holes

To predict dark energy

3 / 40

What is the principle that states that gravity and acceleration are indistinguishable in a small region of space-time?

Uncertainty principle

Equivalence principle

Pauli exclusion principle

4 / 40

What is a singularity?

A region with zero mass

A point where density becomes infinite and space-time curvature becomes infinite

A stable neutron star

5 / 40

What term describes the warping of space-time around a massive object like a planet or star?

Electromagnetic field

Gravitational field

Quantum field

6 / 40

What happens to time in a strong gravitational field?

Time speeds up

Time slows down

Time remains constant

7 / 40

What is a frame of reference in general relativity?

A fixed point in space

A gravitational field

A coordinate system used to describe the positions and motions of objects

8 / 40

What is the significance of the event horizon of a black hole?

It is the center of the black hole

It marks the point of no return

It is where time stops

9 / 40

What is the cosmological constant?

The speed of light

The gravitational constant

A term introduced by Einstein to allow for a static universe

10 / 40

What is the speed at which gravitational waves travel?

The speed of light

Twice the speed of light

Half the speed of light

11 / 40

What is the effect of gravity on time, as predicted by general relativity?

Time contraction

Gravitational time dilation

Temporal acceleration

12 / 40

What effect causes clocks to run faster in weaker gravitational fields?

Gravitational time dilation

Doppler effect

Lorentz contraction

13 / 40

What is the Schwarzschild radius?

The distance from the Earth to the Sun

The radius of a neutron star

The radius at which the escape velocity equals the speed of light

14 / 40

What is the term for the study of the universe's structure, origin, and evolution, which is based on general relativity?

Quantum mechanics

Astrophysics

Cosmology

15 / 40

What happens to the path of an object in space-time near a massive body?

It moves in a straight line

It comes to a stop

It follows a curved geodesic

16 / 40

What is the name of the effect where the frequency of light decreases as it moves away from a gravitational source?

Doppler effect

Gravitational redshift

Gravitational blueshift

17 / 40

What is the gravitational effect that allows us to see multiple images of a single astronomical object?

Gravitational lensing

Reflection

Parallax

18 / 40

What does the term "spacetime continuum" refer to?

The combination of space and time into a single four-dimensional entity

The separation of space and time

The constant speed of light

19 / 40

What phenomenon can be explained by the presence of a black hole in general relativity?

The behavior of magnets

The formation of chemical elements

The existence of quasars

20 / 40

What principle states that local observations in a freely falling frame are indistinguishable from those in an inertial frame?

Relativity principle

Equivalence principle

Quantum principle

21 / 40

What are gravitational waves?

Ripples in space-time caused by accelerating masses

Variations in particle speeds

Oscillations in electromagnetic fields

22 / 40

What is the term for the phenomenon where space-time is stretched and compressed by gravitational waves?

Gravitational wave strain

Doppler effect

Time dilation

23 / 40

What is the predicted shape of the universe according to general relativity?

Always flat

Always closed

It can be open, closed, or flat

24 / 40

What is the effect observed when light from a star is bent around a massive object?

Blueshift

Gravitational lensing

Redshift

25 / 40

What phenomenon provides strong evidence for general relativity through the bending of light?

Eddington's 1919 solar eclipse experiment

Rutherford gold foil experiment

Michelson-Morley experiment

26 / 40

What is space-time curvature?

The bending of space and time around a massive object

The expansion of the universe

The distortion of space by electromagnetic fields

27 / 40

What is the significance of the curvature of space-time in general relativity?

It describes the shape of atomic orbitals

It explains the color of stars

It determines the motion of objects under the influence of gravity

28 / 40

What happens to the energy of light as it escapes a strong gravitational field?

It increases

It decreases

It remains the same

29 / 40

What is the boundary around a black hole called where nothing can escape?

Event horizon

Singularity

Photon sphere

30 / 40

What is the term for the amount of time it takes for a signal to travel from one point to another in space-time?

Gravitational delay

Temporal lag

Light travel time

31 / 40

What is the equation that forms the core of general relativity?

Schrödinger equation

Einstein field equations

Newton's law of universal gravitation

32 / 40

What is the consequence of general relativity on the orbit of Mercury?

Doubling of orbital period

Change in orbital plane

Perihelion precession

33 / 40

What kind of black hole has only mass and no charge or angular momentum?

Reissner-Nordström black hole

Kerr black hole

Schwarzschild black hole

34 / 40

What astronomical phenomenon can be explained by general relativity but not by Newtonian mechanics?

The tides on Earth

The precession of Mercury's orbit

The phases of the Moon

35 / 40

What does general relativity primarily describe?

The effect of gravity on the fabric of space-time

The quantum nature of particles

The behavior of particles at high speeds

36 / 40

What is the observed effect when a clock on a satellite runs faster compared to one on Earth?

Doppler shift

Gravitational time dilation

Special relativity effect

37 / 40

Who developed the theory of general relativity?

Max Planck

Isaac Newton

Albert Einstein

38 / 40

Who confirmed the bending of light by gravity during a solar eclipse in 1919?

Edwin Hubble

Arthur Eddington

Carl Sagan

39 / 40

What is a geodesic in the context of general relativity?

A type of satellite orbit

The shortest path between two points in curved space-time

A particle's trajectory in a vacuum

40 / 40

What observation supports the prediction of gravitational waves by general relativity?

The observation of dark matter

The detection of merging black holes

The discovery of the Higgs boson

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adminApril 12, 2024

0 5 1 minute read