The Grand Unified Theory of the forces of nature combines three of the four forces. Which force is NOT included? w) gravitational x) electromagnetic y) weak nuclear z) strong nuclear

1 Answer

Answer :

ANSWER: W -- GRAVITATIONAL

Related questions

Description : Which of the following forces is nonconservative? w) gravitational force x) electrostatic force y) sliding frictional force z) restorative force of a spring

Last Answer : ANSWER: Y -- SLIDING FRICTIONAL FORCE 

Description : Dr. Abdus Salam of Pakistan was one of the contributors of the unification of -----? A. Electromagnetic force and gravitational force B. Electromagnetic force and weak nuclear force (Answer)

Last Answer : B. Electromagnetic force and weak nuclear force (Answer)

Description : What scientist unified the electromagnetic and weak force?

Last Answer : Louise Lumbang

Description : Michael Faraday was known by his work on: (a) Electric force (b) Weak nuclear force (c) Strong nuclear force (d) Gravitational force

Last Answer : (a) Electric force

Description : The four underlying equations in electromagnetic theory are called: w) Einstein's Equations x) Maxwell's Equations y) Newton's Equations z) Faraday's Law

Last Answer : ANSWER: X -- MAXWELL'S EQUATIONS

Description : According to force-field theory, every behaviour is the result of equilibrium between which of the following ? (A) Push and pull effect (B) Strong and weak forces (C) Positive and negative forces (D) Driving and restraining forces

Last Answer : Answer: Driving and restraining forces

Description : Carbon monoxide is a poisonous gas for one of the following reasons. w) it is a powerful acid anhydride x) it combines with the hemoglobin of the blood y) it depletes the dissolved oxygen in the blood by forming carbon dioxide z) it is a strong oxidizing agent

Last Answer : ANSWER: X -- IT COMBINES WITH THE HEMOGLOBIN OF THE BLOOD 

Description : Weakest force in nature isA. electric force B. gravitational force C. weak force D. magnetic force

Last Answer : magnetic force

Description : What process produces most of the energy that is radiated by the Sun? w) gravitational contraction x) chemical combustion y) nuclear fusion z) nuclear fission

Last Answer : ANSWER: Y -- NUCLEAR FUSION

Description : Weather satellites transmit cloud cover and temperature-humidity profiles back to Earth using images of which combination of the electromagnetic radiation types? w) infra-red and visible light x) ultraviolet and nuclear magnetic y) ultraviolet and infra-red z) ultraviolet and visible light

Last Answer : ANSWER: W -- INFRA-RED AND VISIBLE LIGHT

Description : The force responsible for drops of liquid assuming a spherical shape is known as: w) strong nuclear force x) Van der Waals attraction y) surface tension z) osmotic pressure

Last Answer : ANSWER: Y -- SURFACE TENSION

Description : The weakest of all fundamental forces is – (1) Gravitational force (2) Electrostatic force (3) Magnetic force (4) Nuclear force

Last Answer : (1) Gravitational force Explanation: In particle physics, fundamental interactions (sometimes called interactive forces or fundamental forces) are the ways that elementary particles interact with one another. ... weak interaction ("weak nuclear force"), and gravitation. All are non-contact forces.

Description : The weakest of all fundamental forces is (1) Gravitational force (2) Electrostatic force (3) Magnetic force (4) Nuclear force

Last Answer :  Gravitational force

Description : If the distance between the centers of mass of two bodies is doubled, the gravitational force between the bodies will become what portion of the original force: w) double x) one half y) remain the same z) one quarter

Last Answer : ANSWER: Z -- ONE QUARTER

Description : In the Millikan oil-drop experiment the UPWARD force on the drop is due to the: w) gravitational and electric fields x) gravitational field and the charge on the drop y) electric field and the size of the drop z) electric field and the charge on the drop

Last Answer : ANSWER: Z -- ELECTRIC FIELD AND THE CHARGE ON THE DROP 

Description : Two steel balls are at a distance S from one another. As the mass of ONE of the balls is doubled, the gravitational force of attraction between them is: w) quartered x) halved y) doubled z) quadrupled

Last Answer : ANSWER: Y -- DOUBLED 

Description : The noble gases have low boiling points because: w) their ionization potentials are very low x) only weak Van der Waals forces hold the atoms together y) they are produced by the fractional distillation of liquid air z) they have eight electrons in the outer shell

Last Answer : ANSWER: X -- ONLY WEAK VAN DER WAALS FORCES HOLD THE ATOMS TOGETHER

Description : How will a Theory of Everything or a Grand Unified Theory affect the way we live?

Last Answer : answer:I hardly think anything Einstein did was wasted. I would kill to have as much brain power as he had in his little pinky.

Description : The strongest force in nature is – (1) Electrical force (2) Gravitational force (3) Nuclear force (4) Magnetic force

Last Answer : (3) Nuclear force Explanation: The nuclear force (or nucleonnucleon interaction or residual strong force) is the force between two or more nucleons. It is responsible for binding of protons and neutrons into atomic nuclei.

Description : The strongest force in nature is (1) electrical force (2) gravitational force (3) nuclear force (4) magnetic force

Last Answer :  nuclear force

Description : A drop of liquid assumes spherical shape because: (1) Intermolecular forces are strong in liquids (2) A sphere has the least surface area for a given volume (3) A sphere has the largest surface area for a given volume (4) Inter molecular forces are weak in liquids

Last Answer : (2) A sphere has the least surface area for a given volume Explanation: A drop of liquid assumes spherical shape because a sphere has the least surface area for a given volume.

Description : A drop of liquid assumes spherical shape because: (1) Intermolecular forces are strong in liquids (2) A sphere has the least surface area for a given volume (3) A sphere has the largest surface area for a given volume (4) Inter molecular forces are weak in liquids

Last Answer : A sphere has the least surface area for a given volume

Description : Choose the incorrect statement from the following: (a) The nuclear becomes weak if the nucleus contains too many protons compared to the number of neutrons (b) The nuclear force becomes weak if the ... (d) The nuclear force becomes very strong if the nucleus contains a large number of nucleons.

Last Answer : Ans:(d)

Description : A force applied to a rocket gives it an upward acceleration equal to 2 times the acceleration of gravity. The magnitude of the force is equal to: w) the weight of the rocket x) twice the weight of the rocket y) three times the weight of the rocket z) four times the weight of the rocket

Last Answer : ANSWER: Y -- THREE TIMES THE WEIGHT OF THE ROCKET

Description : The gravitational potential energy between two bodies is inversely proportional to: w) the cube of the distance x) the first power of the distance y) the square of the distance z) it has no relation to distance

Last Answer : ANSWER: X -- THE FIRST POWER OF THE DISTANCE

Description : The gravitational potential energy of an object close to the ground varies: w) inversely as its distance from the ground x) directly as its distance from the ground y) inversely as the square of its distance from the ground z) directly as the square of its distance from the ground 

Last Answer : ANSWER: X -- DIRECTLY AS ITS DISTANCE FROM THE GROUND

Description : The gravitational constant for the universe was measured by which of the following? w) Kepler x) Einstein y) Newton z) Cavendish 

Last Answer : ANSWER: Z -- CAVENDISH

Description : The value of G, the universal gravitational constant, was measured experimentally by: w) Newton x) Cavendish y) Copernicus z) Kepler

Last Answer : ANSWER: X -- CAVENDISH

Description : The region of the electromagnetic spectrum immediately above the frequencies to which the human eye is sensitive is called: w) ir x) ultra-violet y) rf z) gamma ray

Last Answer : ANSWER: X -- ULTRA-VIOLET

Description : Of the following, the type of wave that CANNOT be polarized is w) electromagnetic x) light y) sound z) radio

Last Answer : ANSWER: Y -- SOUND

Description : For an electromagnetic wave traveling in a vacuum, if the magnitude of the intensity of the E field is zero, the magnitude of the intensity of the B field is: w) zero x) a negative maximum y) a positive maximum z) the square root of 2 times the positive maximum

Last Answer : ANSWER: W -- ZERO

Description : An electromagnetic wave is ALWAYS: w) longitudinal x) polarized y) spherical z) transverse.

Last Answer : ANSWER: Z -- TRANSVERSE

Description : In an electromagnetic wave, what is the relative orientation of the magnetic and electric fields? w) 180 degrees x) 90 degrees y) 45 degrees z) 22.5 degrees

Last Answer : ANSWER: X -- 90 DEGREES

Description :  In order to keep a body moving in a circle, there exists a force on it that is directed toward the center of the circle. This force is known asA. Centrifugal force B. Centripetal force C. Gravitational Force D. magnetic force

Last Answer : Centripetal force

Description : When milk is churned, the cream separates from it due to: (1) Frictional force (2) Centrifugal force (3) Gravitational force (4) Viscous forces 

Last Answer : Centrifugal force

Description : Two negative point charges are 2 meters apart and repel each other with a force of 2 newtons. When the distance between the charges is doubled, the force between them is w) one fourth as great x) one half as great y) twice as great z) four times as great

Last Answer : ANSWER: W -- ONE FOURTH AS GREAT

Description : When a charge moves through an electric circuit in the direction of an electric force it does one of the following four things. Does it: w) lose potential energy and gain kinetic energy x) ... lose kinetic energy y) lose both potential and kinetic energy z) gain both potential and kinetic energy

Last Answer : ANSWER: W -- LOSE POTENTIAL ENERGY AND GAIN KINETIC ENERGY

Description : If the distance between the earth and moon were halved, the force of the attraction between them would be: w) one fourth as great x) one half as great y) twice as great z) four times as great 

Last Answer : ANSWER: Z -- FOUR TIMES AS GREAT

Description : For a body to be in equilibrium, which of the following conditions must exist? w) no forces may be acting on the body. x) the body must be accelerating. y) the velocity of the body must be zero. z) the sum of the forces acting on the body must be equal to zero. 

Last Answer : ANSWER: Z -- THE SUM OF THE FORCES ACTING ON THE BODY MUST BE EQUAL TO ZERO.

Description : The minimum number of forces with unequal magnitudes whose vector sum can equal zero is: w) 1 x) 2 y) 3 z) 4

Last Answer : ANSWER: Y -- 3

Description : Which of the following sets of 3 forces CANNOT have a vector sum of zero? w) 10, 10 and 10 Newtons x) 10, 10 and 20 Newtons y) 10, 20 and 20 Newtons z) 10, 20 and 40 Newtons

Last Answer : ANSWER: Z -- 10, 20 AND 40 NEWTONS

Description : Two forces have magnitudes of 11 newtons and 5 newtons. The magnitude of their sum could NOT be equal to which of the following values? w) 16 newtons x) 5 newtons y) 9 newtons z) 7 newtons 

Last Answer : ANSWER: X -- 5 NEWTONS

Description : A proton and an alpha particle pass through the gap of a strong magnet. If both particles have the same initial velocity, how many times greater will the defection of the proton be relative to the deflection of the alpha particle? Will it be: w) the same x) 2 times y) 4 times z) 8 times

Last Answer : ANSWER: X -- 2 TIMES

Description : Which of the following statements is FALSE about weak entity set ? (A) Weak entities can be deleted automatically when their strong entity is deleted. (B) Weak entity set avoids the data ... weak entity set are not partitioned according to their relationship with tuples in a strong entity set.

Last Answer : (D) Tuples in a weak entity set are not partitioned according to their relationship with tuples in a strong entity set.

Description : What is a weak nuclear force ?

Last Answer : A weak nuclear force is a short-range and low-quality ball that acts between the elementary particles inside the nucleus.

Description : Most of the new atoms formed when atoms in a nuclear reactor capture neutrons without fissioning are: w) fission products x) activation products y) actinides z) lead isotopes

Last Answer : ANSWER: Y -- ACTINIDES

Description : Reactors in commercial nuclear power plants in the U.S. are often referred to as thermal reactors. A thermal reactor uses: w) fissionable plutonium-239 as fuel. x) a relatively low heat output. y) neutrons moderated to relatively low energies. z) liquid sodium as a coolant.

Last Answer : ANSWER: Y -- NEUTRONS MODERATED TO RELATIVELY LOW ENERGIES.

Description : Of the following, which is the best fuel for a nuclear fusion reactor: w) hydrogen x) lithium y) deuterium z) helium 

Last Answer : ANSWER: Y -- DEUTERIUM

Description : Which of the following is NEVER used as a coolant in nuclear reactors: w) liquid nitrogen x) liquid sodium y) water z) helium gas

Last Answer : ANSWER: W -- LIQUID NITROGEN

Description : The form of the fuel in U.S. commercial nuclear power plants is which of the following: w) uranium oxide ceramic pellets x) atomic vapor y) uranium metal tubes z) uranium solution in water

Last Answer : ANSWER: W -- URANIUM OXIDE CERAMIC PELLETS