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 : 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
Last Answer : ANSWER: W -- GRAVITATIONAL
Description : At the fairground, the force that balances out our weight isA. centripetal force B. centrifugal force C. friction D. gravitational force
Last Answer : friction
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 : 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 : Fields that act on objects with masses are A. electric fieldsB. magnetic fields C. force fields D. gravitational fields
Last Answer : gravitational fields
Description : Weakest force in nature?
Last Answer : Gravitational Force
Description : When the field is strong, the lines of force are: (a) Closer (b) Parallel (c) Farther (d) All of above 45. The electric lines of force determine the strength of an: (a) Gravitational field (b) Constant field (c) Magnetic field (d) Electric field
Last Answer : d) Electric field
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 : 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 : 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 : When field is parallel to plane of area, magnetic flux through coil isA. zero B. infinite C. 2 D. 5
Last Answer : zero
Description : instrument which transfers energy to electric charges in a circuit isA. battery B. voltmeter C. ammeter D. galvanometer
Last Answer : battery
Description : insulator which is placed between 2 plates of capacitor isA. electric B. dielectric C. inductor D. resistor
Last Answer : dielectric
Description : Which of the following bonds are weakest in nature?
Last Answer : Hydrogen bond
Description : The law of conservation of mechanical energy is valid a.Irrespective of the nature of force field b.Only in gravitational field c.Only if the total work done by the particle in moving around in a closed trajectory is zero d.Only if the force is tangential to the trajectory e.None of the above
Last Answer : c. Only if the total work done by the particle in moving around in a closed trajectory is zero
Description : Read More Details about this McqTesla is the unit of-------------? A. Magnetic Field Strength (Answer) B. Electric Field Strength C. Gravitational Field Strength D. Nuclear Field Strength
Last Answer : A. Magnetic Field Strength (Answer)
Description : In motor a permanent magnet provides: a. Electric field b. electric flux c. magnetic field d. gravitational field
Last Answer : d. gravitational field
Description : The expression F⃗ = qE⃗⃗ + q(v⃗ × B⃗⃗) represents _________ force a) Maxwell b) Gravitational c) Magnetic d) Lorentz
Last Answer : d) Lorentz
Description : The rupture and fractionation do not usually occur in the water column in vessel/tracheids during the ascent of sap because of (a) weak gravitational pull (b) transpiration pull (c) lignified thick walls (d) cohesion and adhesion
Last Answer : (d) cohesion and adhesion.
Description : Weakest force in the universe, ?
Description : Name the solid which has weakest intermolecular force ?
Last Answer : Ice
Description : Whenever there is force on magnetic pole, there exists A. magnetic field B. electric field C. current D. voltage
Last Answer : electric field
Description : Where an electric charge experiences a force, there is an A. electric field B. magnetic field C. electric current D. conventional current
Description : Which ball is the weakest ?
Last Answer : Gravity ball.
Description : Which of, the following isa storagedevice that uses rigid,permanently installed magnetic disks to store data/information– (A) floppy diskette (B) hard disk (C) permanent disk (D) opticaldisk (E) None of these
Last Answer : hard disk
Description : Would the gravitational force of a paper plate the size of our solar system crush someone standing at the middle of the plate?
Last Answer : answer:Well, calculate it by integration. Say, a paper plate weighs 10 gram per square meter. Do not forget that there is symmetry, so the force components parallel with the plate cancel. Calculate your integral.
Description : Explain that gravitational force is an untouchable force ?
Last Answer : The force that acts without direct contact of two objects is called untouchable force. The force of attraction between any two objects in the universe is called gravity. Touch is not required for ... solar system revolve around the sun without touching it. So the force of gravity is untouchable.
Description : Surface tension in a liquid is due to : (1) Adhesive force between molecules (2) Cohesive force between molecules (3) Gravitational force between molecules (4) Electrical force between molecules
Last Answer : (2) Cohesive force between molecules Explanation: Surface tension is a contractive tendency of the surface of a liquid that allows it to resist an external force. This property is caused by cohesion of similar molecules, and is responsible for many of the behaviors of liquids.
Description : A man standing close to the platform at a railway station experiences a pulling force towards a fast moving train because of (1) gravitational force between train and man. (2) illusion of the man (3) the centripetal force (4) pressure difference due to fast moving air in between
Last Answer : (4) pressure difference due to fast moving air in between Explanation: When a fast-moving train passes a man standing on the platform at rest, the air between train and person also moves with ... higher pressure, and being behind the man standing close will tend to push him toward the train.
Description : Two bodies kept at a certain distance feel a gravitational force F to each other. If the distance between them is made double the former distance, the force will be - (1) 2F (2) F/2 (3) 4F (4) F/4
Last Answer : (4) F/4
Description : What type of force acts on a car moving around a curve? (1) Centrifugal force (2) Cohesive force (3) Centripetal force (4) Gravitational force
Last Answer : (3) Centripetal force Explanation: Any object moving in a circle (or along a circular path) experiences a centripetal force. It is this physical force that pushes or pulls the object towards ... acting upon the turned wheels of the car provides centripetal force required for circular motion.
Description : The oil in the wick of an oil lamp rises up due to: (1) capillary action (2) low viscosity of oil (3) gravitational force (4) pressure difference
Last Answer : (1) capillary action Explanation: The oil in the wick of an oil lamp rises up due to capillary action.
Description : Fat can be separated from milk in a cream separator because of _______. (1) cohesive force (2) gravitational force (3) centripetal force (4) centrifugal force
Last Answer : (4) centrifugal force Explanation: The centrifugal separator was invented in 1897. By the turn of the century it had altered the dairy industry by making centralized dairy processing possible for the first time.
Description : The force which makes a vehicle to stop when break is applied is called – (1) gravitational force (2) vanderwalls force (3) frictional force (4) covalent force
Last Answer : (3) frictional force Explanation: A brake is a mechanical device that inhibits motion by absorbing energy from a moving system. It is used for slowing or stopping a moving vehicle, wheel, axle, or ... When the brakes are applied, work is done by the friction force between the brakes and the wheels.
Description : When a running car stops suddenly, the passengers tends to lean forward because of: (1) centrifugal force (2) inertia of rest (3) inertia of motion (4) gravitational force
Last Answer : (3) inertia of motion Explanation: When a running car stops suddenly, the passengers tend to lean forward due to inertia of motion. Inertia is that property of a body due to which it resists a change in its state of rest or of uniform motion.
Description : When the milk is churned vigorously the cream from it is separated out clue to – (1) Centripetal force (2) Gravitational force (3) Frictional force (4) Centrifugal force
Last Answer : (4) Centrifugal force Explanation: The separation of cream from milk is based on the fact that when liquids of different specific gravity revolve around the same centre at the same distance with the ... the lighter one. Milk consists of two liquids of different specific gravity: fat and milk serum.
Description : Ball pen functions on the principle of : (1) Viscosity (2) Boyle's Law (3) Gravitational force (4) Surface tension
Last Answer : (4) Surface tension Explanation: The ballpoint pen is one of the most simple and yet ubiquitous devices whose function depends on surface tension. With a pen held upright, gravity and surface tension act in concert to get ink onto the ball.
Description : A falling drop of rain water ac-quires the spherical shape due to – (1) Viscosity (2) Surface Tension (3) Atmospheric pressure (4) Gravitational force
Last Answer : (2) Surface Tension Explanation: Raindrops start out as round high in the atmosphere as water collects on dust and smoke particles in clouds. But as raindrops fall, they lose their rounded ... the molecules stick together. The cause is the weak hydrogen bonds that occur between water molecules.
Description : Satellite around Earth follows a circular path because A. gravitational force is parallel to velocity B. gravitational force is anti parallel to velocity C. gravitational force is perpendicular to velocity D. gravitational force is anti perpendicular to
Last Answer : gravitational force is perpendicular to velocity
Description : For a hydrogen atom the electrical force as compared to gravitational force is A. 1039 times B. 1040 times C. 1041 times D. 1042 times
Last Answer : 1040 times
Description : Our weight, as measured by the spring weighing machine is equivalent of A. The total gravitational force that Earth exerts on us B. The total centripetal force required to keep us moving on Earth's ... Earth exerts on us - The total centripetal force required to keep us moving on Earth's axis
Last Answer : The total gravitational force that Earth exerts on us - The total centripetal force required to keep us moving on Earth's axis
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 : 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 : 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 force which makes a vehicle to stop when break is applied is called (1) gravitational force (2) vanderwalls force (3) frictional force (4) covalant force
Last Answer : frictional force
Description : A man standing close to the platform at a railway station experiences a pulling force towards a fast moving train because of __________ . (1) gravitational force between train and man (2) illusion of the man (3) the centripetal force (4) pressure difference due to fast moving air in between
Last Answer : pressure difference due to fast moving air in between