Vix

Popular questions and responses by Vix
  1. Physics

    A grandfather clock has a pendulum that consists of a thin brass disk of radius r = 17.61 cm and mass 1.177 kg that is attached to a long thin rod of negligible mass. The pendulum swings freely about an axis perpendicular to the rod and through the end of

    asked on November 9, 2019
  2. Physics

    Oxygen has a molar mass of 32 g/mol. If 12 moles of oxygen are in a 0.1-m3 container with an rms speed of 480 m/s, what is the pressure of the gas? I don't understand what I'm doing wrong Im using p=nM(vrms^2)/3V and im getting 2.9E8? someone pls explain

    asked on November 26, 2019
  3. Physics

    Oxygen has a molar mass of 32 g/mol. If 12 moles of oxygen are in a 0.1-m3 container with an rms speed of 480 m/s, what is the pressure of the gas? I don't understand what I'm doing wrong Im using p=nM(vrms^2)/3V and im getting 2.9E8? someone pls explain

    asked on November 28, 2019
  4. Physics

    Cooling of an electronic power transistor is assisted by attaching it to an aluminium heat sink. The electrical power to be dissipated is 0.3 watts, the exposed surface area of the heat sink is 0.001m2, the convection heat transfer coefficient is 6.0

    asked on March 3, 2020
  5. Physics

    Two mirrors of a laser separated by 8.0 cm form an optical cavity in which standing waves of laser light can be set up. Each standing wave has an integral number n of half wavelengths in the 8.0 cm length, where n is large and the waves differ slightly in

    asked on February 5, 2020
  6. Math

    can someone explain how to do this problem. This is for complex numbers & exponential. write given problem in form a+bi e^((5e)^(i*pi/3))

    asked on January 29, 2020
  7. Physics

    There are about 200,000 glaciers in the world, covering 726,000 km2 with an average thickness of several hundred meters. In the process of global warming, the glaciers are slowly melting. Estimate the rise of the average sea levels in case they are all

    asked on November 23, 2019
  8. physics

    At time t, r^=4t^2 i^-(2t+6t^2)j^ gives the position of a particle of mass m relative to the origin of an xy coordinate system Find an expression for the (a) x, (b) y, and (c) z components of the torque acting on the particle relative to the origin.

    asked on November 4, 2019
  9. Physics

    At time t = 0, a particle of mass m has position vector (r^=4i-2j^ ) relative to the origin, in meters. For t ≥ 0, its velocity is given by v^=-6t^2i^+4j^.Find expressions of the z component of (a) the particle's angular momentum and (b) the torque

    asked on November 4, 2019
  10. Math

    The volume of an aquarium for one fish is 384 cubic inches. The height of the aquarium is 6 inches. The base is a square. What are the dimensions of the base?

    asked on January 8, 2017
  1. Math

    its saying that this answer is wrong, i tried to redo it with ur steps, and use exact values. It saying it's wrong.

    posted on January 30, 2020
  2. Physics

    Thank you for help, I’m not at MIT I’m studying engineering tho.

    posted on November 5, 2019