The first law of motion describes the principle of

Before factories made large-scale production possible, what type of workers produced goods like shoes or cloth?

The three resistors in the circuit shown have values of 4ohms 4ohms and 2ohms. The battery has a value of 12 volts. What is the total circuit resistance?

A DC generator turns at 2000 rpm and has an output of 200 V. The armature constant is 0.5 V-min/Wb, and the field constant of the machine is 0.02 H. What is most nearly the field current produced by the generator? a) 4.

A computer chip inside an orbiting satellite heats up during operation. Since there is no air in the satellite the only cooling will be by radiation. The chip is 1.50 cm wide by 2.50 cm long with a negligible thickness; it has an emissivity of 0.

For maximum comfort and safety ideally how should a driver angle their seat where forward is toward the wheel and backward is away from it?

Mobo, a wireless phone carrier, completed its first year of operations on October 31. All of the year's entries have been recorded, except for the following: a.

1. Research has found that lap/shoulder safety belts, when used, reduce the risk of fatal injury to front-seat passenger car occupants by percent. A. O 25 B. O 35 C. O 45 D. O 55

When an emergency vehicle approaches you from in front or behind you, what should you do?

The surface energy of a single crystal depends on crystallographic orientation. Does this surface energy increase or decrease with an increase in planar density

5. If a pilot wants to accelerate, which force needs to increase? a. drag b. lift C. thrust d. weight