Observe the picture given in the figure. Water is being boiled in a pan of wide base. Answer the following. (a) Which position, A or B will feel much warmer? (b) What is the mode of flow of heat at C & D?

What practical value did astronomy offer to ancient civilizations?

Part of a control linkage for an airplane consists of a rigid member cb and a flexible cable ab. if a force is applied to the end b of the member and causes it to rotate by θ = 0.5°, determine the normal strain in the cable. originally the cable is unstretched.

Aprotein molecule in an electrophoresis gel has a negative charge.the exact charge depends on the ph of the solution, but 30 excesselectrons is typical. what is the magnitude of the electric forceon a protein with this charge in a 1500 n/c electric field?