Government in market place economies have which of the following roles in dealing with imperfectly competitive markets

A rope is stretched to a distance of 15.0 m and a single pulse is generated at one end. The time required for the wave to reach the other end of the rope is 1.50 s. What is the velocity of the wave?

Potential difference is measured in which units? volts amps currents watts

Which organs are used in reproduction? A. Brain, Spinal cord, and Eyes B. Lungs, Esophagus, and Heart C. Mouth, Stomach, and gallbladder D. Ovaries, Uterus, and Fallopian tubes

The loudness of sound is related to intensity, which is a function of a. resonance b. reflection c. amplitude d. magnitude

he magnetic field strength at the north pole of a 2.0-cmcm-diameter, 8-cmcm-long Alnico magnet is 0.10 TT. To produce the same field with a solenoid of the same size, carrying a current of 1.

If Galileo's experiment did not measure the speed of light, what did it measure?

What best describes the angle between a changing electric field and the electromagnetic wave produced by it? 1. always equal to a right angle 2. always less than a right angle 3. varies from parallel to perpendicular 4.

Which data set has the smallest standard deviation? A. 1,6,19,20,85,29,0 B. 22,22,23,23,22,22,23 C. 6, 7, 6, 7, 1004, 980, 350 D. 99, 199, 299, 55, 44,33, 22

To calculate the specific heat capacity of some liquid, we have poured 235 g of water at a temperature of 18.0°C into 250 g of this liquid at a temperature of 27.0 °C in a calorimeter with a heat capacity of 210 J/K. The temperature stabilized at 20.

How do you reduce friction