Using the idea of mass and change of speed ... could a bowling ball be thrown so fast that it has the same force as a car driving down the street?

Which of carbon will have higher strength but less ductility, 0.49% or 0.19%

A piston-cylinder device containing carbon dioxide gas undergoes an isobaric process from 15 psia and 80°F to 170°F. Determine the work and the heat transfer associated with this process, in Btu/lbm.

In natural convection, the fluid is forced to flow over a surface or in a tube by an external mean such as a pump or a fan. a) - True b) - False

Which of the following is least likely to affect the convection heat transfer coefficient? a) - Thermal conductivity of the fluid b) - Geometry of the solid body c) - The roughness of the solid surface d) - Type of fluid motion (laminar or

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.

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.