Joe wants to design a flashlight. Which consideration is most relevant for Joe to design it?

A.

portability

B.

environmental impact

C.

availability of materials

D.

durability

A semiconductor is a solid substance that has a conductivity between that of an insulator and that of most metals. (True, False)

You could be sued if you injure someone while rescuing them if ... 1. your car's brakes failed 2. the accelerator in your car got stuck 3. they ran a red light and hit you 4. you collided with their car on purpose

Calculate the length of a metal cylinder while it is subjected to a tensile stress of 10,000 psi. You are given the following dа ta: Original length = 1 in Original cross-sectional area = 0.

A tensile test is performed on a metal specimen, and it is found that a true plastic strain given is produced when a true stress of listed is applied; for the same metal, the value of K in the following equation: is 860 MPa (125,000 psi).

Calculate how large a mass would be necessary to obtain a mechanical noise limit of [Equation] = 1 nG, 1 µG, and 1 mG if the mechanical resonance frequency is [Equation] = 100 Hz.

Which of the following can improve your car's gas mileage? A. Equipment racks B. Cargo carriers C. Sports team flags D. Car aerodynamics

Which of the following describes a logic bomb? a rogue piece of code in a system activates on a certain date a piece of code replaces the boot instructions the cookie tracker is exploited to note your browsing habits a piece of code hidden in a

Supercharging is the process of (a) Supplying the intake of an engine with air at a density greater than the density of the surrounding atmosphere (b) providing forced cooling air (e) injecting excess fuel for raising more load (d) supplying

Laws that protect businesses involve

What are the three basic components of a limit switch