The two different kinds of wave motion are and Q 55 Q 56 Sound intensity levels

# The two different kinds of wave motion are and q 55 q

• Test Prep
• dzhang64
• 152

This preview shows page 29 - 38 out of 152 pages.

The two different kinds of wave motion are_______________________ and_______________________.Q: 55Q: 56Sound intensity levels are measured by a unit called the_________________________________________.1. The amount of matter in a body is called its: a. volume b. weight c. mass d. contents
A: 54A: 531. Transverse2. CompressionalDisplacementA: 56A: 55c. mass Decibel
Q: 57Q: 582. The ratio of the density of a solid or a liquid to the densityof pure water is called the _______________of thematerial. 3. If the container volume of a confned gas is doubled(assume temperature remains constant), the pressure will Q: 59Q: 604. If the temperature of a confned liquid is held constantand its pressure is tripled, its volume will:5. If the fuid pressure is 800 psi in a 1/2-in line supplying anactuating cylinder with a piston area of 10 in2, the forceexerted on the piston will be:a. 4000 lb. b. 1600 lb. c. 8000 lb. d. 800 lb.
A: 58A: 57d. be reduced to one-half its original value.b. specific gravity A: 60A: 59c. 8000 lb. d. remain the same
Q: 61Q: 626. How many of the following factors are necessary todetermine power?Force exerted. Distance the force moves. Time required to do the work.7. Which of the following is not considered a method of heattransfer? Q: 63Q: 648. One of the following equals 1 hp.9. If both the volume and the absolute temperature of aconfned gas are doubled, the pressure will a. not change. b. be doubled. c. be halved. d. become four times as great.
A: 62A: 61c. Diffusion d. ThreeA: 64A: 63a. not change. d. 33 000 ft-lb of work per minute
Q: 65Q: 6610. A substance’s mass per unit volume is its 11. The rate at which velocity changes is its Q: 67Q: 6812. The capacity for doing work is called 13. The motion that opposes movement between twosurfaces that are touching is called a. kinetic energy b. momentum c. viscosity d. friction
A: 66A: 65d. accelerationc. density A: 68A: 67d. frictionb. energy
Q: 69Q: 70
• • • 