What is the acceleration of a 12 kg object if a force of 74.4 N acts on it?

What are the two design conditions necessary before an ion chamber can be considered a Bragg-Grey chamber? What could such a chamber be used for?

Find the nuclear binding energy of potassium-40 (atomic mass = 39.9632591 amu) in units of joules per nucleon. [dаta: neutron mass = 1.674928 * 10-24 g; proton mass = 1.672623 * 10-24g; electron mass = 9.109387 * 10-28 g; na = 6.

For a steady two-dimensional flow, identify the boundary layer approximations. A. The velocity component in the flow direction is much larger than that in the normal direction. B.

What two factors determine the color of an object? 1. the material the object is made of and its shape 2. the color of light that strikes the object and its shape 3. the material the object is made of and the amount of light in the area 4.

List 3 quantities of waves.

If two parallel light rays hit a plane mirror, what will be their orientation to one another after they reflect? a. they will remain parallel. b. they will be perpendicular. c. it depends on the initial spacing between the light rays. d.

To extend the electrical system between the main panel and the secondary panel, the electricians used A. Receptacles B. Circuit breakers. C. feeders. D. insulators

Men in the age of 18-34 years need to be able to run a marathon in 3 hours and 10 minutes to qualify for the Boston Marathon. How many seconds is this? Show your work.

What is the center of our solar system?

A - 4.0-µC charge is located 0.45 m to the left of a + 6.0-µC charge. What is the magnitude and direction (to the right or to the left) of the electrostatic force on the positive charge?