Please solve it

Q: A 45.0 kg skater is skating down a hill on roller blades at à špêed of m/s. What is the kinetic…

A: Given data : Speed=V Mass=m   To find : Kinetic energy of skater

Q: B A coin sits on a rotating turntable as shown in the figure. At the time shown in the figure, which…

A: We need to say what the direction of friction will be on the coin on turntable.

Q: 9. The system can be considered 1 because The statement above is best completed by the answers in…

A:

Q: Problem 2 A rocket is launched from rest on the ground with an upward acceleration of 5 m/s². 6 s…

A: Acceleration (a) = 5 m/sTime (t) = 6 s Time (t) = 6 s

Q: 1. Image that two particles, a proton and an electron, are confined to move on circular rings of…

A: Here by conservation of angular momentum we have L=Iw where I is the moment of inertia and w is the…

Q: An infinitely long line of charge has a linear charge density of 4.50x10-12 C/m. A proton is at…

A:

Q: 3. You have seen how Kirchhoff's laws were used in your lectures to obtain a 2na order differential…

A:

Q: In an RC series circuit, emf = 12.0 V, resistance R= 1.21 MO, and capacitance C= 1.87 µF. Find the…

A: The maximum charge that will appear on the capacitor during charging. Given, emfε=12.0…

Q: Two small, positively charged spheres have a combined charge of 36.0 x 10-5 C. If each sphere is…

A:

Q: A UFO going 100 m/s north suddenly experienced a constant acceleration for 71 s during which it's…

A:

Q: A 1,195-kg car traveling initially with a speed of 25.0 m/s in an easterly direction crashes into…

A:

Q: Problem 3 (a) Calculate the value of the first integral below for a 2p, orbital for a hydrogen atom…

A: The radial part of the wave function i.e. R(r) of the electron in 2px orbital of the hydrogen atom…

Q: . A massless spring of equilibrium length b and spring constant k connects two particles of masses…

A:

Q: f. Z b y X A segment of wire carries a current I in the +y direction. Use the RHR to find the…

A: A current-carrying conductor produces a magnetic field around it. The direction of the magnetic…

Q: 33. M CHALK MMH A car is traveling at 20.0 m/s, and the driver sees a traffic light turn red. After…

A: