0 In an experiment to determine the relative density
of a liquid, a solid Q weighed as follows:
Weight in air, w = 8.6N
Weight in water, w = 6.0 N
Weight in liquid, w, = 5.4 N.
Calculate the density of the liquid.

Which of these is constant for all types of electromagnetic radiation in a vacuum? select one: a. wavelength b. frequency c. photon energy d. amplitude e. velocity

Asquare 1m x 1m plate is shown below. all four of its edges are kept at 0 co. at t=0the temperature distribution is given by: y xtsins n75)=.a) using separation of variables determine the temperature distribution t(x,y,t)along the plate at any time t.b) discretize the heat conduction equation +=22222 txtusing a second-order centered difference scheme for the two second derivatives and a first-order forward euler scheme for the first derivative. using von neumann stability analysis, determine the stability criterion for the proposed discretization scheme in terms of , hand t. solve for the maximum allowable time step tmax

The strong nuclear force acts over a small distance than the electrostatic force. true or false