Description : The earth's gravitational force field is said to be conservative force field because a.The work acted by the earth's gravitational field on a particle is independent on the path traced out by ... directional component always acting normal to a body e.The value of gravitational force rise is fixed
Last Answer : a. The work acted by the earth's gravitational field on a particle is independent on the path traced out by the particle
Description : if an object has a mass of 20 kg, what is the force of gravity acting on it on earth? -General Knowledge
Last Answer : If an object has a mass of 20 kg, The force of gravity acting on earth is 196N. Solution: force =mass *acc , force = 20 *9.8 = 196N.
Description : The gravitational force between two object increases as mass?
Last Answer : yes as G =(M)(m) thus as mass increases d force of gravitational also increases b/w d bodies. (r)(r)
Description : How does mass of objects affect gravitational force between objects?
Last Answer : The gravitational force is directly proportional to each of themasses.
Description : Mass of Earth when it's radius is 6400 km and gravitational field strength is 9.81 N kg-1 is A. 6.0 × 1024 kg B. 5 × 1023 kg C. 40 × 109 kg D. 9 × 1024 kg
Last Answer : 5 × 1023 kg
Description : If the gravitational force between the earth and object always causes the same acceleration why does a feather fall more slowly than a hammer does?
Last Answer : Need answer
Description : If Earth increases its mass, how would that affect the gravitational pull a person experiences on Earth?
Last Answer : The gravitation pull will increase relative to the amount of increased mass.The Mass of the Objects The more mass two objects have, the greaterthe force of gravity the masses exert on each other. If one of the massesis doubled, the force of gravity between the objects is doubled.
Description : What will happened to the acceleration of an object if you double both the mass and the unbalanced force acting on it?
Last Answer : If both the mass and the net force on an object are doubled,then the object's acceleration will not change.
Description : A force of 15 newtons is acting on an object which has a mass of 3 kilograms. If this is the only force acting on the object, what is the acceleration of the object?
Last Answer : ANSWER: 5 METERS PER SECOND SQUARED
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 : what is the acceleration of a 1.4 kg object if the gravitational force pulls downward on it , but air resistance pushes upward on it with a force of 2.5 N?
Last Answer : if g = 10(m/s)/s then force down = ma = 10*1.4=14n14n-2.5n=11.5na=f/m = 11.5/1.4 = 8.21 (m/s/)s
Description : The motion of an object in a vertical plane under the influence of gravitational force is known as?
Last Answer : Projectile motion
Description : What two factors affect the gravitational force between two objects?
Last Answer : The two factors that affect the gravitational force between two objects are Mass and Distance.
Description : Velocity of escape is equal to A. r √(2g); where r: radius of Earth or any other planet for that matter, g: gravitational field strength B. g √(2r); where r: radius of ... (2gr); where r: radius of Earth or any other planet for that matter, g: gravitational field strength
Last Answer : √(2gr); where r: radius of Earth or any other planet for that matter, g: gravitational field strength
Description : What factors do the gravitational potential energy stored between an object and earth depends on?
Last Answer : Feel Free to Answer
Description : The weight of an object at the poles is greater than at the equator. This is because (a) Of the shape of the earth (b) The attraction of the moon is maximum at the earth’s surface (c) The attraction of the sun is maximum at the earth’s surface (d) Gravitational pull is more at the poles
Last Answer : Ans:(d)
Description : With the help of a diagram of experimental setup describe an activity to show that the force acting on a current carrying conductor placed in a magnetic field increases with increase in field strength. -Science
Last Answer : Magnetic Effects of Electric Current Chapter Wise Important Questions Class 10 Science October 1, 2019 by Bhagya Important Question for Class 10 Science Magnetic Effects of Electric Current PDF ... a current carrying conductor placed in a magnetic field increases with increase in field strength.
Description : What will result from an unbalanced force acting on an object?
Last Answer : Advantages and disadvantages of inertia
Description : According to newton second law of motion, the acceleration of an object equals the net force acting on the object divide by the object?
Last Answer : Mass.
Description : When falling object reaches terminal velocity, the net force acting on it is?
Last Answer : When an object is not accelerating or decelerating, it has a net force of zero.
Description : Is there a force acting on an object at rest?
Last Answer : There CAN be, as long as the force is being counterd by an equal and opposite force.
Description : Resultant force acting on object and rate of change of linear momentum are A. inversely related B. not related at all C. directly related D. directly proportional
Last Answer : directly related
Description : Object is in equilibrium if resultant force acting on it is A. increasing B. decreasing C. zero D. becomes constant
Last Answer : zero
Description : A square object of 4 mm is subjected to a force of 3000 N. What is the maximum allowable shear stress acting on it? a. 250.14 mm2 b. 281.25 mm2 c. 400.32 mm2 d. 500 mm2
Last Answer : b. 281.25 mm2
Description : An impulse of 10 kilogram-meter per second acting on an object whose mass is 5 kilogram will cause a change in the objects velocity of: w) 0.5 meters per second x) 2 meters per second y) 10 meters per second z) 50 meters per second
Last Answer : ANSWER: X -- 2 METERS PER SECOND
Description : What happens to an objects mass when gravitational force is increased?
Last Answer : Nothing. The mass will not change with a gravitational increase,but the weight will.
Description : Is it true that mass changes when gravitational force changes?
Last Answer : yes
Description : How does the gravitational force between two objects change if the mass of one the objects is doubted?
Last Answer : If the mass of both of the objects is doubled, then the force of gravity between them is quadrupled; and so on. Since gravitational force is inversely proportional to the square ... distance between the two interacting objects, more separation distance will result in weaker gravitational forces.
Description : The equation of motion for spring mass system includes A. Inertia Force B. Spring Force C. Both D. Gravitational force
Last Answer : C. Both
Description : A mass of 5kg is 100m above a given datum where local g = 9.75 m/s2 . Find the gravitational force in newtons. (Formula: Fg= mg/k ) a. 48.75 N b. 50 N c. 45 N d. None of the above
Last Answer : 48.75 N
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 : 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 : Forces acting on a particle settling in fluid are __________ forces. (A) Gravitational & buoyant (B) Centrifugal & drag (C) Gravitational or centrifugal buoyant drag (D) External, drag & viscous
Last Answer : (C) Gravitational or centrifugal buoyant drag
Description : A satellite orbits around the earth due to a.Celestial force b.Gravitational force c.Centrifugal force d.Centripetal force e.All of the above
Last Answer : c. Centrifugal force
Description : Does the Sun have the same gravitational force as the Earth ?
Last Answer : There is a sun like the earth. But it is much more than the earth.
Description : Find the gravitational force between the Sun and the Earth.
Last Answer : Find the gravitational force between the Sun and the Earth. Given Mass of the Sun = 1.99 1030 kg Mass ... the Earth and the Sun = 1.5 1011 m.
Description : When a astronaut is in space her body is acted upon by increased gravitational force from the earth?
Last Answer : No, it would be with a decreased force of gravity.
Description : If the distance between the earth and the sun were twice what it is now, the gravitational force exerted on the earth by the sun would be (a) twice as large as it is now (b) four times as large as it is now (c) half of what it is now (d) one-fourth of what it is now
Description : The gravitational force with which the sun attracts the earth 1. is less than the force with which the earth attracts the sun 2. is the same as the force with which earth attracts the sun 3. is more than the force with which ... is/are correct? (a) 1 only (b) 2 and 4 (c) 1 and 4 (d) 3 and 4
Last Answer : Ans:(b)
Description : Tides in the sea are caused by – (1) effect of Sun (2) effect of Moon (3) eombined effect of Moon and Sun (4) gravitational force of Earth and Sun
Last Answer : (3) eombined effect of Moon and Sun Explanation: Tide-generating forces (TGF) are a result of the gravitational attraction between the earth, the sun, and the moon and the centrifugal force due to the relative motions of the moon around the earth, and the earth around the sun.
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 : 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 : What is the cause of tidal waves? a) Wind b) Gravitational force of the moon on the sea c) Gravitational force of the sun on the sea d) Gravitational force of the earth on the sea
Last Answer : d) Gravitational force of the earth on the sea
Description : The weight of a body is due to (A) Centripetal force of earth (B) Gravitational pull exerted by the earth (C) Forces experienced by body in atmosphere (D) Gravitational force of attraction towards the centre of the earth
Last Answer : (D) Gravitational force of attraction towards the centre of the earth
Description : Tides in the sea are caused by (1) effect of Sun (2) effect of Moon (3) eombined effect of Moon and Sun (4) gravitational force of Earth and Sun
Last Answer : eombined effect of Moon and Sun
Description : Calculate the value of the universal gravitational constant from the given data. Mass of the Earth = 6 × 10^24 kg,
Last Answer : Calculate the value of the universal gravitational constant from the given data. Mass of the Earth = 6 ... to gravity on the surface = 9.8 m/s2.
Description : Calculate the mass and mean density of the earth from the following data : `{:(,"Gravitational constant",(G),=6.6xx10^(-11)Nm^(2)kg^(-2)),(,"Radius of
Last Answer : Calculate the mass and mean density of the earth from the following data : `{:(,"Gravitational constant",(G),=6. ... to gravity",(g),=9.8ms^(-2)):}`
Description : Certain force acting on a 20 Kg mass changes its velocity from 5 m/s to 2 m/s. Calculate the work done by the force ? -Physics 9th
Last Answer : Certain force acting on 20 kg mass changes its velocity from 5 m s-1 to 2 m s-1. Calculate the work done by the force. (E k)2 = (1 )/2x 20 — (2)2 = 40 J.