A complete, unbroken path through which electric charges can flow is a (n)

a. electric circuit.

b. electrical resistance.

c. magnetic field line.

d. magnetic pole.

Two adjacent natural frequencies of an organ pipe are found to be 550. Hz and 650. Hz. (a) Calculate the fundamental fre - quency of the pipe. (b) Is the pipe open at both ends or open at only one end? (c) What is the length of the pipe?

The propeller of a World War II fighter plane is 2.30 m in diameter and spins at 1200 rev/min. What is the centripetal acceleration of the propeller tip?

What should you do with a rag that has been used to wipe up spilled gasoline?

A frog is at the bottom of a 17-foot well. Each time the frog leaps, it moves up 3 feet. If the frog has not reached the top of the well, then the frog slides back 1 foot before it is ready to make another leap.

Consider a nuclear power plant, its transmission lines, and everything it provides energy to as a closed system. Which of the following is then true for the system?

Is abolute zero equal to 0c

Is the study of the muscle movements in the human body an example of biology or of physics

A resistor has 1.50 V potential difference across its ends. it develops thermal energy at a rate of 327 W. What is the current in the resistor? A. 68.8 A B. 14.5 A C. 45.9 A D. 21.8 A

A bucket is filled faster at the lower stairthan at the upper stair why

An electric current is produced using a bar magnet and a solenoid. Which changes will cause a decrease in the electric current produced? Check all that apply.