**Description :** Where is the highest value of gravitational acceleration 'g ' ?

**Last Answer :** The value of gravitational acceleration 'g' is highest in the polar region

**Description :** What is the value of gravitational acceleration g ?

**Last Answer :** Gravitational acceleration g has a value of 9.8 m / s.

**Description :** The average person passes out at an acceleration of 7g (that is, seven times the gravitational acceleration on Earth). Suppose a car is designed to accelerate at this rate. How much time (in seconds) would be required for the car to accelerate from rest to 56.3 miles per hour?

**Last Answer :** I think the Fluther policy is not to help students with their homework, but I always hate this kind of problem and it seems to me that the g is just in there to provide some background and to confuse you.

**Description :** At the Center of earth Acceleration due to gravity (g) is?

**Last Answer :** Zero

**Description :** Assuming uniform density of the core, the acceleration due to gravity below the Earth's surface is A. inversely proportional to the square of the distance from the center of the Earth ... center of the Earth D. directly proportional to the distance from the center of the Earth

**Last Answer :** directly proportional to the distance from the center of the Earth

**Description :** Acceleration of free fall depends on the A. surface B. weight of object C. distance from center of Earth D. size of object

**Last Answer :** weight of object

**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 is meant by gravitational acceleration of the moon 1.63ms-2 ?

**Last Answer :** The gravitational acceleration of the moon is 1.63ms-2 . When an object is thrown upwards from the lunar surface, its velocity decreases by 1.63ms-2 per second. That is, the object is attracted to the center of the moon at an acceleration of 1.63ms-2 .

**Description :** What is gravitational acceleration ?

**Last Answer :** Gravitational acceleration: The rate of increase in the velocity of an object falling freely on the surface of the earth under the influence of a gravitational ball is called gravitational acceleration. It is ... with g . This is equal to the dimension and the unit of acceleration and the unit.

**Description :** What is gravitational acceleration ?

**Last Answer :** Gravitational acceleration is the rate of increase in the velocity of an object falling freely on the surface under the influence of a gravitational ball .

**Description :** What is the degree of gravitational acceleration ?

**Last Answer :** Gravitational acceleration is a type of acceleration , so its magnitude will be LT −2

**Description :** What does gravitational acceleration mean ?

**Last Answer :** Gravitational acceleration is the rate of increase of velocity of an object falling from above. Gravity causes an object released from above to run towards the surface, and the closer it gets ... at which velocity increases per second during a fall is called 'gravitational acceleration' in physics.

**Description :** At which place on the Earth surface the gravitational acceleration minimum? Why?

**Last Answer :** At which place on the Earth surface the gravitational acceleration minimum? Why?

**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 :** What is the value of the gravitational constant G ?

**Last Answer :** : The value of the gravitational constant G is 6.67384 10-11 Nm2kg-2

**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 :** What is meant by gravitational acceleration value of 9.8ms 2 ?

**Last Answer :** The acceleration that occurs in a freely falling object under the influence of gravity is called gravitational acceleration , which is an excellent natural example of balanced acceleration. The value of gravitational ... of any object falling freely on the earth 's surface is 9.8ms − 2 .

**Last Answer :** The standard value of gravitational acceleration is 9.8 m / s.

**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 :** As we go from Equator to North pole the value of ‘g’, the acceleration due to gravity (1) remains the same (2) decreases (3) increases (4) None of the above

**Last Answer :** increases

**Description :** An object moving in a circle of radius ‘r’ with a constant speed ‘v’ has a constant acceleration towards the center equal to A. v²⁄r B. v⁄r C. v²×r D. v×r

**Last Answer :** v²⁄r

**Description :** A satellite travels at a constant speed in a circular orbit. The acceleration of the satellite is w) zero x) toward the center of the orbit y) away from the center of the orbit z) at a tangent to the orbit

**Last Answer :** ANSWER: X -- TOWARD THE CENTER OF THE ORBIT

**Description :** What is the unit of gravitational constant G ?

**Last Answer :** The unit of gravitational constant G is Nm ^ 2kg ^ -2

**Description :** Dimensions of gravitational constant ‘G’ are: A. [M]-1 [L]3 [T]-2 B. [M] [L]3 [T]-2 C. [M]-1 [L]2 [T]-1 D. [M] [L]-1 [T]2

**Last Answer :** [M]-1 [L]3 [T]-2

**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 :** 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 :** 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 :** What would a swing be without gravitational acceleration ?

**Last Answer :** Without gravitational acceleration the oscillation will continue to oscillate at the same speed for life.

**Description :** Draw a graph showing the variation of gravitational acceleration due to the depth and altitude from the Earth’s surface.

**Last Answer :** Draw a graph showing the variation of gravitational acceleration due to the depth and altitude from the Earth’s surface.

**Description :** At which place on the Earth’s surface is the gravitational acceleration maximum? Why?

**Last Answer :** At which place on the Earth’s surface is the gravitational acceleration maximum? Why?

**Description :** What is gravitational acceleration?

**Last Answer :** Standing at surface radius its = 9.82 (m/s)/sbut double the radius and the acceleration drops to 9.82 / ((2 / 1)2) = 2.455 (m/s)/s

**Description :** What is the value of gravitational constant G?

**Last Answer :** 1

**Description :** The value of the universal gravitational constant, G is (a) 6.67 × 1011 Nm2/kg2 (b) 6.67 × 10+9 Nm2/kg2 (c) 6.67 × 10–9 Nm2/kg2 (d) 6.67 × 10–11 Nm2/kg2

**Last Answer :** Ans:(d)

**Description :** Force that acts on a mass of 1 g and gives it an acceleration of 1 cm s-2 is defined as A. 1 newton B. 1 dyne C. 1 pound-force D. 1 pa-force

**Last Answer :** 1 dyne

**Description :** Intensity of gravitational field of earth is maximum at – (1) Poles (2) Equator (3) Centre of earth (4) Surface

**Last Answer :** (1) Poles Explanation: perfect sphere of spherically uniform density (density varies solely with distance from centre) would produce a gravitational field of uniform magnitude at all points on ... are consequently slight deviations in both the magnitude and direction of gravity across its surface.

**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 :** 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 :** 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 :** Intensity of gravitational field of earth is maximum at (1) Poles (2) Equator (3) Centre of earth (4) Surface

**Last Answer :** Poles

**Description :** The point that lies directly above the source of an earthquake is known as -------- ? A. Earthquake Center B. Epicenter (Answer) C. Gravitational Center D. Geological Center

**Last Answer :** B. Epicenter (Answer)

**Description :** The center of pressure of a surface subjected to fluid pressure is the point (A) On the surface at which resultant pressure acts (B) On the surface at which gravitational force acts (C) At which all hydraulic forces meet (D) Similar to metacentre

**Last Answer :** Answer: Option A

**Description :** As distance increases, value of gravitational field strength A. also increases B. decreases C. remains constant D. may increase or decrease

**Last Answer :** decreases

**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 :** A person can jump higher on the moon's surface than on the earth because – (1) the moon's surface is rough (2) the acceleration due to gravity in moon is smaller than that on the earth. (3) the moon is cooler than earth (4) the moon has no atmosphere

**Last Answer :** (2) the acceleration due to gravity in moon is smaller than that on the earth. Explanation: The acceleration due to the gravitational field of moon (g' = 1.62631 ms-2) is one-sixth of the acceleration due ... earth. It is due to this reason; a man can jump six times higher on moon than on earth.

**Description :** Why is weightlessness experienced while orbiting the earth in space ships? (1) Inertia (2) Acceleration (3) Zero gravity (4) None of these

**Last Answer :** (4) None of these Explanation: The reason astronauts experience weightlessness which orbiting the earth in spaceships is that they are in free fall. A spacecraft in orbit is falling towards the Earth, because ... in its orbit fast enough that the path it follows is a curve that is a closed ellipse.

**Description :** If a body weighs 12N on the surface of the earth, how much will it weigh on the surface of the moon where acceleration due to gravity is only one-sixth of that on earth's surface? (1) 12N (2) 2N (3) 10N (4) 6N

**Last Answer :** (2) 2N Explanation: Weight is mass x g. Since mass is constant and g is only 16thof that on the earth. The weight on the moon is only 16th of that on the earth.

**Description :** An object with a mass of 5 kilograms is a distance of 5 meters above the surface of the earth. If the acceleration due to gravity is 10 meters per second squared, the potential energy of the object relative to the ... is: w) 10 joules x) 20 joules y) 100 joules z) 250 joules e) none of the above

**Last Answer :** ANSWER: Z -- 250 JOULES

**Description :** An object is projected vertically upward near the surface of the earth. At the very top of its path, the object's velocity is zero, and its acceleration is: w) 0 x) 9.8 meters per second squared DOWNWARD y) 9.8 meters per second squared UPWARD z) depends on the mass of the object

**Last Answer :** ANSWER: X -- 9.8 METERS PER SECOND SQUARED DOWNWARD

**Description :** A person can jump higher on the moon’s surface than on the earth because : (1) the moon’s surface is rough (2) the acceleration due to gravity in moon is smaller than that on the earth. (3) the moon is cooler than earth (4) the moon has no atmosphere

**Last Answer :** the acceleration due to gravity in moon is smaller than that on the earth.

**Description :** In a construction site, a crane lifts 1000 kg of concrete mix to roof top at a height of 20 meters in 50 seconds. If the value of gravity 'g' due to earth is 10 m s-2, the power of elevator will be. -Physics

**Last Answer :** 4 KW (kilowatt)