Technician A says that a magnetic field can be created by current flow. Technician B says that current can be induced by moving a wire through a magnetic field. Who is right?

Steam is to be condensed in the condenser of a steam power plant at a temperature of 50°C with cooling water from a nearby lake, which enters the tubes of the condenser at 18°C at a rate of 97 kg/s and leaves at 27°C.

A digital-to-analog converter uses a reference voltage of 120 V dc and has eight binary digit precision. In one of the sampling instants, the data contained in the binary register = 01010101.

How to build a machine that can create anything

Old cars used to have a purely mechanical device called a carburetor to draw fuel into the engine for combustion. (Modern cars accomplish this with electronic fuel injection systems.

A high-voltage direct-current (dc) transmission line between Celilo, Oregon and Sylmar, California is 845 mi in length. The line contains four conductors, each weighing 2460 lbper 1000 ft. How many kilograms of conductor are in the line?

List and briefly describe two modern's materials needs

Write the definition of a method named add that receives a reference to a Scanner object associated with a stream of input consisting of integers only. The method reads all the integers remaining to be read from the stream and returns their sum.

How are fluids distributed and transported in a fluid power system?

The sliders A and B are connected by a light rigid bar of length l = 20 in. and move with negligible friction in the slots, both of which lie in a horizontal plane. For the position where xA = 16 in., the velocity of A is vA = 3 ft/sec to the right.

Two parallel Rivers (A and B) are separated by confined and unconfined aquifer estimate the RATE of seepage of river A to River B per unit length of the rivers