Which of the following is the SI unit of power? kg*m?/s3 kg*m2 kg*m2/52 kg*m/s

Q: The passengers feel:

A: Given, velocity of car(v) = 20 m/s            radius (R)            = 100m

Q: H.W: In the Boher model of the hydrogen atom an electron moves at 2.19*10°m/s in an orbit of radius…

A:

Q: A small sphere is suspended from a string in a uniform electric field shown by arrows, making an…

A: Given  Mass of sphere m=3×10-3 kg Charge on sphere q=8nC θ=35

Q: Light travels at a speed of 3*108 m/s (also known as the constant c). The distance a light ray…

A: The formula to convert the distance of Alpha Century  from lightyear to meter is da…

Q: 3. A box is allowed to fall from a rocket traveling outward from the Earth at a speed of v1 when H1…

A:

Q: You are to solve this problem using only the tools of dimensional analysis. You are not expected to…

A:

Q: Certain neutron stars (extremely dense stars) are believed to be rotating at about 1.1 rev/s. If…

A:

Q: A person’s arm rotates around the shoulder (S) and elbow (E) joint axes. The arm has the length a =…

A:

Q: A roller coaster cart travels in bowl shaped track. At the end of the track, which direction will…

A:

Q: A Ferris wheel is 27 meters in diameter and completes 1 full revolution in 12 minutes. revolves…

A: Diameter, d = 27 m Radius, r = d/2 = 13.5 m One revolution in 12 minutes.  Distance of ferris wheel…

Q: If Earth orbits the Sun once per 365 days on a circular orbit with radius dEarth 1.5 × 10° km, what…

A: V = 2πdearth / T 365 days = 3.15 × 10⁷ sec

Q: 3. la) 360 60 30= a+ 330° at 300° %3D O because constant TCOS 300 + TCOS 330 -m Speed a

A: Given: Mass of Sphere (m) = 2.00 kgDistance between both the strings (L) = 1.00 m  Considering the…

Q: A distant large asteroid is detected that might pose a threat to Earth. If it were to continue…

A:

Q: The horse on a carousel is 4.0 m from the central axis.a. If the carousel rotates at 0.10 rev/s, how…

A: The time taken can be obtained as

Q: Two Jupiter-size planets are released from rest 1.20x10¹1 m apart. Part A What are their speeds as…

A: Because, during the crash the surfaces are in contact. Hence the center to center distance is 2R.As…

Q: What is the acceleration due to gravity on Planet Y? Assume Planet Y has a mass of 4.33 x 1023 kg…

A:

Q: The mass of the earth is approximately 5.98 x 1024 kg and that of the moon is 0.0123 times as great.…

A: Given: The mass of the earth is 5.98×1024 kg. The mass of the moon is 0.0123 times of the earth. The…

Q: Question 38 A particle is fired vertically upward with a speed of 15 km/s. With what speed will it…

A: According to conservation of energy Total energy of isolated system remains constant. KEi + GPEi =…

Q: The dwarf planet, Pluto, is 5.91 x 10^12 m from the sun. How many hours does it take light from the…

A: Given data:  Distance (d) = 5.91×1012 m 1 h = 3600 s Speed of light (v) = 3.00×108 m/s Required: The…

Q: A metal rod with a length of 27.0 cm lies in the ry-plane and makes an angle of 39.0° with the…

A:

Q: 2.  A satellite orbits the moon for 15958 s. It has an orbital radius of 2167583m. What is the speed…

A: Given Period of the satellite is given as t=15958 s Orbital radius is r=2167583 m We have to find…

Q: a. A ferris wheel starts from rest and accelerates at 0.036 rad/s² to get up to its operating speed…

A: Given data:  Initial angular velocity (ω0) = 0 rad/s Angular acceleration (α) = 0.036 rad/s2 Final…

Q: 3. A hang glider is traveling at a speed of 11 m/s when it enters a horizontal turn with a radius of…

A: In question number 4:- Given that:- Mass of glider with pilot=m=130kg

Q: A particle circulating an orbit with radius 0.7m with constant speed. If the particle takes 11s to…

A:

Q: Suppose you are standing on a field, which is at a latitude of 40 5/6', and that you are 2.0 m tall.…

A: Latitude gives your vertical angular position from the center, where the equator is 0°. This angle…

Q: 4. Given the following: R = 0f +0f-17539.5R km

A:

Q: The space shuttle releases a satellite into a circular orbit 655 km above the Earth. Part A How fast…

A:

Q: 12-199. Determine the speed of the elevator if each motor draws in the cable with a constant speed…

A: To determine,The speed of the elevator if each motor draws in the cable with a constant speed of5…

Q: 17. A satellite travels around a planet at 9.0x 10³ m/s with an orbital radius of 7.4 x 106 m What…

A: The speed of satellite (v1) = 9103 m/sOrbital radius (r1) = 7.4106 mAnother identical satellite is…

Q: H.W: In the Boher model of the hydrogen atom an electron moves at 2.19 10'm/s in an orbit of radius…

A: We know that centripetal force is given by  Fc=mv2/r....(1)

Q: The gravitational PE of an object in the Earth's surface is given by, mMg U = -G- derive the…

A: Newton's gravitation law states that each body of a certain mass attracts another body in the…

Q: A weather satellite orbits 2,550,000 m above the earth's surface. What velocity must be maintained…

A:

Q: Scientists are developing a new space cannon to shoot objects from the surface of the Earth di-…

A: Concept used: Gravitational force provides centripetal force required by satellite to orbit around…

Q: I whirl John (mass 0.27 kg) over my head in a circle. There is a spring scale between my hand and…

A: When a person rotates an object of mass m in a circular path around him , the direction of the…

Q: if the distance is (1000) ft and the travel time is (18.9) second , then the space mean speed is…

A: Given  Distance (d) = 1000 ft  Travel time (t) = 18.9 second     Space mean speed(V) = distance/time…

Q: The Sun orbits the center of the Milky Way galaxy once each 2.60 × 108 years, with a roughly…

A:

Q: 2. Integrate the equations of motion for a spherical pendulum, i.e., a particle of mass m moving on…

A:

Q: The planet Jupiter rotates every 9.9 hours and has a diameter of 88 846 miles. If you’re standing on…

A:

Q: The speed of light is 3 x 108 m/s.  If it takes sunlight 8 minutes to reach earth, how far away is…

A: Given data:  Speed of light (v) = 3×108 m/s Time (t) = 8 minutes Required: Distance between Sun and…

Q: twin-engined aircraft can fly 1360 miles from city A to city B in 5 hours with the wind and make the…

A: Distance, d = 1360 miles Time taken from A to B, t = 5 h Time taken from B to A, t = 8 h Speed of…

Q: An electron traveling with a speed of 3,000 km/s is in a circular orbit of diameter 20.0 cm. What is…

A: