What would be the mass of a 60-kg astronaut on a planet with the same density as Earth and having twice Earth's radius? a.240 kg  b. 120 kg  c. 60 kg

Q: (a) Calculate Earth’s mass given the acceleration due to gravity at the North Pole is measured to be…

A: Mass of the earth using the gravitational acceleration

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Q: (a) What is continuity equation and where can it be useful? (b) A garden hose of inner radius 1.4 cm…

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Q: 1)A round fishing bobber floats with 25% of its volume below the water. The boober has a radius 2.0…

A: 1)volume immersed = 25 % of the original volume  = 0.25 * (4π/3) * (0.02)3  = 8.377 * 10-6 m3

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Q: What is the density (in g/cm3)

A: Given data: The  mass of rock is: mr = 260 g The volume of fluid displaced is: Vf = 75 cm3 The…

Q: (a) Calculate the Moon's mass given the acceleration due to gravity at the north pole is 1.625 m/s2…

A: Given data g=1.625 m/s2r=1736×103 m

Q: 5 نقاط Consider a spherical water droplet in still air falling under gravity. If the radius of the…

A:

Q: Jeff's body contains about 5.13 L of blood that has a density of 1060 kg/m³. Approximately 45.0% (by…

A: (a) The formula for the density of the blood cells is:

Q: A) What is the cause of high tides on Earth? B) Why are there two high tides at a location on Earth?

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Q: (a) A rectangular gasoline tank can hold 50.0 kg of gasoline when full. What is the depth of the…

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A: Hello. As it is a multiple question I answer first question. Please resubmit the…

Q: (a) Calculate Earth's mass given the acceleration due to gravity at the North Pole is 9.83 m/s² and…

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Q: 3. Consider a 8-m-long, 8-m-wide, and 2-m-high aboveground swimming pool that is filled with water…

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Q: The atmospheric pressure is 700 dyne/cm². What is its value in the SI unit?*

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Q: Jeff's body contains about 4.50 L of blood that has a density of 1060 kg/m3. Approximately 45.0% (by…

A: Given that---- density of blood = 1060 kg/m3.     volume of blood V = 4.5 L. density of blood cell…

Q: Review Part B A spherical planet is discovered with mass M, radius R, and a mass density that varies…

A: Mass = Volume x Density Let the mass of element =dM Volume of element = 4πr2 dr Density ρ=ρo(1-r2R)…

Q: a.Calculate the weight of a 75.6 kg astronaut on the surface of Mars at the equator.

A: Dear student,  Since both questions are different as per guidelines we can author only first one…

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A: a) The acceleration due to gravity on the earth is, g=GMR2 Here, G is the gravitational constant, M…

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Q: 2. (a) Find the total force on the bottom of a cylindrical gasoline storage tank 18.0 m high with…

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Q: 13. Imagine the earth and all its matter is compressed. a) What size of radius for the earth would…

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Q: 7. Many western towns have spherical water tanks up on a platform about 100 feet high. If the tank…

A: The amount of water hold by the spherical water tank can be determined as, Here, r represents the…

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Q: Q6: Suppose your hair grows at the rate 1/32 in per day. What is the rate at which it grows in…

A: Growth rate of hair = 1/32 inch per day  1 day = 86400 sec  1 inch = 2.54 cm  1m = 109 nm

Q: What is the relationship of mass, volume and density? EXPLAIN.

A: Asked:what is the relation between mass(M), volume (V) and density(ρ) of an object.

Q: (II) A hypothetical planet has a mass 2.80 times that of Earth, but has the same radius. What is g…

A: Given: Mass of the hypothetical planet = 2.80 times Earth The radius of the planets is the same,…

Q: Suppose two worlds, each having mass M and radius R, coalesce into a single world. Due to…

A: Given :    Mass of each world = M    Radius of each world = R     Volume of each world = 43 π R3…

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Q: Tectonic plates are large segments of the Earth’s crust that move slowly. Suppose that one such…

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Q: Assume a certain liquid, with density 1 300 kg/m, exerts no friction force on spherical objects. A…

A: Apologies. We only answer three parts of the question at a time. we will answer the first three…

Q: G- 6.673E - I N.m/Kge 8. A 35 kg object is on the surface of Venus. Venus has a mass of 4.87x1024 kg…

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Q: Standard 1kg mass Surface of Earth 4000 m 2000 m Not to o (d) The diagram shows a standard kilogram…

A: Part d: Let the density and volume of the material in the region of radius r2 be ρ and V2…

Q: 5 نقاط Consider a spherical water droplet in still air falling under gravity. If the radius of the…

A: Given data: Radius of the droplet is r=25×10-6 m Density of water is ρw=1000 kg/m3 Viscosity of air…

Q: One cubic centimeter of a typical cumulus cloud contains 420 water drops, which have a typical…

A: Number of water droplets in 1 cubic centimeter of cumulus cloud = 420Radius of each water droplet =…

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!