What is the most important source of error in the Brinell test

1. Hydraulic shears are used in manufacturing are used to cut large sheets of metal. Using hydraulic pressure, the machine pushes a wedge to cut the metal. The wedge has a 0.25 inch thick cutting blade and the length of the blade is 5 inches.

The creation of designer drugs is outpacing the ability of society to enact laws to prohibit them. Many of these substances have negative side effects, ranging from violent behavior to death.

Experimental data indicate that in a region downstream of a given louvered supply vent the velocity of the emitted air is defined by τ = 0.

The type of electricity that the Greeks disovered that was created by rubbing amber with variuous materials is called ... a friction electricity b static electricity c amber electricity d Greek fire

A particular op amp using ±15-V supplies operates linearly for outputs in the range-14 V to+14 V. If used in an inverting amplifier configuration of gain - 100, what is the rms value of the largest possible sine wave that can be applied at the input

5) A 80-kg man has a total foot imprint area of 480 cm2. Determine the pressure this man exerts on the ground if (a) he stands on both feet and (b) he stands on one foot.

A car with an initial speed of 50 km/h accelerates at 5000 km/h2 along a straight road. a. How long will it take to reach a speed of 120 km/h?

If high beam headlights are used improperly, it could cause glare for an oncoming driver or reduce their visibility greatly, increasing the possibility of a collision. a) b) True False

The value of the critical Reynolds number for the flow over a flat plate is 5 x10^5. The significance of the value is: (a) The boundary layer will be turbulent where the Reynolds number is less than this value.

The specifications of an electronic device are 24 / - 0.4 Amps. When the device exceeds specifications the average quality cost is $32.00. A sample of the devices had an average value of 23.9 Amps and a standard deviation of 0.211 Amps.