10. Referring to the moon in question #9, would the kinetic energy of the moon increase or decrease if the distance from the planet decreased while the orbital period remained at T = 5 Earth days. A. B. C. It would increase It would decrease It would not change

Q: • The fastest 400.0 m time in Olympic history was completed by Wayde van Niekerk (he's from South…

A: van Niekerk completed one 400 m lap in 43.03 seconds.

Q: 2. A car of mass 1200 kg initially moving at a speed of 10m/s suddenly changes its speed to 15m/s.…

A: a) The required work done is,

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A:

Q: I. The below image represents a conducting wire, with a circular loop of radius 20 cm. The resistor…

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Q: 5. Suppose Mr. Lanier puts a 0.60-kg rock into a sling of length 1.5 m and begins whirling the rock…

A:

Q: 1. a) What is the Potential Energy of a 30kg mass at the edge of a roof 110 m above the ground? The…

A:

Q: For the following impedance network, determine the magnitude of the equivalent impedance, in Q. Z1 =…

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Q: 6. Using the same picture from #5, determine the magnitude and direction of the net electrostatic…

A: Given data:  Two charges q1 = -2 nC = -2×10-9 C q2 = -1.5 nC = -1.5×10-9 C Distance (r) = 1.3 m…

Q: A circuit has three resistors, 1200N, 2400N, and 4200N that are connected to a 12V battery in…

A:

Q: A rock of mass 0.6 kg tied to a string is spinning around in a circle with a radius of 1.1 m, at a…

A: Let us assume the rock is undergoing a circular motion in the vertical plane. The tension in the…

Q: he velocity of a particle at t=2s is 50 m/s at O degrees. at t=6s, it is 50m/s at 15 degree lculate…

A: initial velocity at 40 degree is 50m/sfinal velocity at 15 degree is 50m/s

Q: Two equally charged particles repel each other with a force F. If their separation is doubled, they…

A: Coulomb's law  :  The electric force between charged bodies at rest is conventionally called…

Q: One newly discovered light particle has a mass of m and property q. Suppose it moves within the…

A:

Q: A thin rod has a length of 0.900 m and rotates in a circle on a frictionless tabletop. The axis is…

A: L = 0.9 mI1 = 1.06 * 10-3 kg m2W1 = 0.607 rad/sm = 5 * 10-3 kgNow, since at last the bug will be…

Q: Problem 2: & songs A noitatio Princess Peach is competing in a Mario Kart race on Rainbow Road.…

A: Friction force:  The force which acts between two surfaces that are in contact and moving relative…

Q: inf 3. The emission spectrum of Hydrogen has a bright blue-green line at 486 nm. This electron ends…

A: The energy of the photon emitted by an electron moving from an initial energy level ni to a final…

Q: 1. A 0.5kg cup of water is swung around in a vertical circle just fast enough so the water can't…

A: Given data: Mass of the cup is, m=0.5 kg Formula used: During the vertical motion, centripetal force…

Q: 11. Two boxes connected to each other and each with a mass of 24.5 kg is being pulled with a…

A: 11) Given : mass, m = 24.5 kg                  Velocity, v = 11.5 m/s  Formula:             P = m v…

Q: 2). Although it doesn't, let's pretend that Venus has an atmosphere similar to our own. It has a…

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Q: 12. The magnetic field B at all points within a circular region of radius R is uniform and directed…

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Q: What was the distance van Niekerk traveled?

A: Answers are in next step. Numerucal Values are in boxes.

Q: Mk=0.7. 10 kg TIR A 10-kg box is at sliding to the right on the floor. A rope is attached to the box…

A: mass of box = m = 10 kg co efficient of friction = 0.7 acceleration = a = 6 m/s2

Q: 12. What is the ratio of the electrostatic force to the gravitational force between two electrons?

A: 12)the charge on an electron (q) = - 1.6×10-19 C mass of electron (m) = 9.11×10-31 kg Let the…