If the acceleration due to gravity on the surface of earth is g, then the acceleration due to gravity on the surface of a planet whose mass is half of that of earth and radius is same as that of earth is _________________. A) g/2 B) 4g C) 2g   D) g/4

Q: Mars has a Known radius of 3390 Km. Somebody threw a baseball at 990 Km/hr and it orbited the planer…

A: Given, radius = 3390 km  v = 990 km/hr  Circumferential = 2πr = 2×3.14×3390 C = 21289.2 km Time…

Q: Calculate the force that a 5 kg block exerts as it rests on the Earth's surface. Assume the…

A: Mass (m) = 5 kg gravitational acceleration (g) = 9.8 m/s2

Q: Astrology, that unlikely and vague pseudoscience, makes much of the position of the planets at the…

A: (a)   The magnitude of the gravitational force exerted on the baby by the father can be determined…

Q: A sateltle orbits at a height of 6,000 km above the earth’s surface. REarth = 6.38 × 106 m, mEarth =…

A: Given- Mass of earth (M) = 5.98 x 1024 Kg  Let mass of satellite be m. Radius of earth (r) =6.38 x…

Q: The mass of Jupiter is 1.88x1027 kg and its radius is 7.18x107 m.  Find the acceleration due to…

A:

Q: Two mass objects, one three times the mass of the other and the distance between their positions 20…

A: The gravitational force between two mass can be expressed as F=Gm1m2r2

Q: 6. Calculate the net gravitational Moon force exerted by both the Earth and the Sun on Moon 3,84 x…

A: solution is given by

Q: A 6.74 x 10^22 kg planet in space is 9.11 x 10^5 m from a moon orbiting it. In N/kg, what is the…

A: The formula for gravitational filed strength is given by GMr2

Q: Astrology, that unlikely and vague pseudoscience, makes much of the position of the planets at the…

A:

Q: You are on a deep space mission to search for Earth-like planets. Your crew locates a possible…

A: Given Radius of the point R=7.5x106 mmass m= 1.0 kgReading of spring scale=8.5 N

Q: Use Newton's law of gravitation to determine the acceleration of an 85-kg astronaut on the…

A: The acceleration of the astronaut will be equal to the acceleration due to gravity. The acceleration…

Q: Four planets have relative masses and radii as shown above. The gravitational field g is equal on…

A: The gravitational field g for the planet 1 is calculated as, g=GMR2 Here, M is the mass of the…

Q: If the sun's gravity is 27.9 times that of earth. How much an object of weight 686 N, mass on the…

A: Weight =686N on sun g=9.8m/s2 earth gravity g'=27.9×9.8m/s2 sun gravity

Q: A satellite is placed in a circular orbit with a radius of 1 x 10^7 m and a period of 9.9 x 10^3 s.…

A: Given, radius of the circular orbit, r = 1×107 m period of the satellite, T = 9.9×103 s

Q: Gravitational Force According to Newton’s Law of UniversalGravitation, the attractive force F…

A: Given: The mass of the earth (ME) is 5.9742×1024 Kg. The mass of the moon (Mm) is 7.349×1022 Kg. The…

Q: Note that the acceleration due to gravity near the surface of Earth is 9.80 m/s^2. From what…

A: Given: The acceleration due to gravity (g) near the surface of the earth is 9.80 m/s2. Introduction:…

Q: Weight refers to the force of gravity acting on a mass. We often calculate the weight of an object…

A:

Q: Determine the gravitational force between a 60-kg and a 70-kg person who are both standing 2.0 m…

A: The expression for gravitational force is, Fg=Gm1m2r2            (I)              G=gravitational…

Q: 11: When Jupiter is on the same side of the Sun as the Earth the distance between the Earth and…

A: Given data: Mass of the students is m=60 kg Mass of the Jupiter is M=1.90×1027 kg Equitorial…

Q: A new planet is discovered whose mass is the same as that of the Earthalthough its radus is 1.5…

A: Given  Mass of planet M=mass of earth =Me Radius of planet r=1.5Re

Q: Determine the force of gravitational attraction between the earth (m = 5.98 x 10°"kg) and a 75-kg…

A:

Q: Suppose an orbiting satellite has a mass of (7.00x10^0) metric tons, and is orbiting at (6.730x10^2)…

A: 1 metric ton = 1000 kg Mass of satellite m = 7.00× 100  = 7000 kg Height h = 6.7 × 102 km = 6.7 ×…

Q: An 76-kg person and a 56-kg person are sitting on a bench 0.33 m close to each other. Calculate the…

A: The magnitude of gravitational force between two objects of mass "M" and "m", placed at a distance…

Q: If the Moon has 1/6th the gravity of Earth, which of the following is true? and why? a. A 600lb…

A: Given that is the moon has 1/6 gravity of earth so we have discussed which statement is true.

Q: During football practice, two football players are standing at 10 meters away from each other. After…

A: Gravitational force between two objects of mass m1 and m2 having a distance “r” is given by…

Q: A 70 kg astronaut is repairing spaceship at a height of 640 km above the surface of earth. His…

A: The weight or gravitational force is the force acting on any object having a mass due to the…

Q: Two spherical objects have a combined mass of 160 kg . The gravitational attraction between them is…

A: Total Mass = 160 kgM+m = 160 kg ....(i)Force = 7.61 x 10-6 Ndistance (d) = 21 cm…

Q: ce the gravitational constant to be G = 6.67x10-11N.m²/kg?. press your answer in newtons to three…

A: Given values:- Masses,(m)=m1=m2=m3=8000 kg ----(1) Gravitational constant,(G)=6.67 x 10-11 N-m2/kg2…

Q: I. Gravity decreases with increasing distance. II. Gravity causes the occurrence of ocean tides.…

A:

Q: Distance between two bodies is increased to three times its original value. What is the effect on…

A:

Q: A rock with the weight of 0.40kg is moved to the a planet where the weight is measured to be 10N.…

A: Mass of the object on the earth(M1)= 0.40 kg Weight of the object on the planet (W)= 10N  Let the…

Q: The mass of Jupiter is 1.88x1027 kg and its radius is 7.18x107 m.  Find the acceleration due to…

A:

Q: What is the magnitude of the gravitational attraction between the books?

A: Given  Mass  of physical science textbooks M = 3.8 kg Distance between these similar book is r=…

Q: Planet Roton, with a mass of 7.0 * 10^24 kg and a radius of 1600 km, gravitationally attracts a…

A:

Q: 15. If a planet's mass is tripled and its radius is doubled, the acceleration due gravity on the…

A: For the planet: The mass is M The radius is R The expression for the acceleration due to gravity…

Q: What would happen if the mass of earth were to decrease by a factor of 3 but its radius stays the…

A: Given data: New mass of the earth (M') = M/3 New radius (R') = R Required: The change in force of…

Q: The gravitational force between two objects that are 60.41 m apart is 5.1E-11 If the mass of one…

A:

Q: Compared to the strength of Earth's gravity at its surface r=R E the radius of the Earth, how much…

A:

Q: Astrology, that unlikely and vague pseudoscience, makes much of the position of the planets at the…

A:

Q: You are trapped on an earth-like planet with a mass of 7.00×1024 kg and a radius of 3000 km. You…

A: Escape velocity = 2*G*MRV = 2 * 6.7 *10-11 * 7*10243000000V= 17682.4 m/s

Q: You are on a deep space mission to search for Earth-like planets. Your crew locates a possible…

A: Given : Mass hung (m) = 1 kg Radius of planet (r) = 7.5 *106 m Force on mass m = 8.5 N Let mass of…

Q: 15. If a planet's mass is tripled and its radius is doubled, the acceleration due to gravity on the…

A:

Q: Newton’s law of universal gravitation states that the force of gravity between two bodies is…

A: (a) From the law of gravitation, the relation between the force due to gravity and separation is:…

Q: We learned in class that even though astronauts look like they are floating in space, they really…

A: The acceleration due to gravity g at a distance r from the center of Earth is given by, g = GMr2…

Q: 6. Two statues are 3.1 m apart and each have a mass of 840 kg. What is the force of gravity between…

A:

Q: what is the weight of 2.0-kg object on the surface of a planet that has twice the mass of Earth and…

A: The gravitational acceleration on a planet is given by  gp=GMpRP2Where, G is the universal…

Q: You are trapped on an earth-like planet with a mass of 5.00×1024 kg and a radius of 4000 km. You…

A: The planet's mass is, m=5×1024 kg The planet's radius is, r=4000 km=4000×103 m

Newton's First Law of Motion

If a very smooth ball is rolled down an inclined surface with zero friction, the ball will continue to roll indefinitely for an infinite time, in an attempt to reach to the same height on the opposite hill!